Tektronix 7904A Bedienungsanleitung

Inhaltsverzeichnis

Andere Tektronix Prüfgeräte Handbücher

Tektronix

Tektronix TBS1000B Series Bedienungsanleitung

Tektronix

Tektronix A6303 Bedienungsanleitung

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Tektronix MTS400 Series Bedienungs- und Wartungshandbuch

Tektronix

Tektronix MSO6 B Series Benutzerhandbuch

Tektronix

Tektronix MSO 4 Series Bedienungsanleitung

Tektronix

Tektronix A621 Bedienungsanleitung

Tektronix

Tektronix TDS 510A Bedienungsanleitung

Tektronix

Tektronix 7B53A Bedienungsanleitung

Tektronix

Tektronix TDS 420A Bedienungsanleitung

Tektronix

Tektronix 7B87 Bedienungsanleitung

Tektronix

Tektronix TDS5000B Series Bedienungsanleitung

Tektronix

Tektronix TDS 700A Bedienungsanleitung

Tektronix

Tektronix TDS3012C Bedienungsanleitung

Tektronix

Tektronix DPO2000 Series Bedienungsanleitung

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Tektronix 3S3 Bedienungsanleitung

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Tektronix

Tektronix 3 Series Referenzhandbuch

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Tektronix MDO32 Gebrauchsanweisung

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SMART KANAAD SBT XTREME 3G Series Bedienungsanleitung

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Agilent Technologies BERT Serial Bedienungsanleitung

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Agilent Technologies N3280A Bedienungsanleitung

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Vernier Go Direct Voltage Bedienungsanleitung

Lifeloc

Lifeloc R.A.D.A.R. Bedienungsanleitung

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Fluke T5-600 Bedienungs- und Montageanleitung

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Mercury TSL01 Bedienungsanleitung

MAHA

MAHA MBT Series Bedienungsanleitung

Fuji Electric

Fuji Electric P-61 Bedienungsanleitung

ETC

ETC SealerAtor Bedienungsanleitung

Skyfine

Skyfine ETHYWAY V2 Bedienungsanleitung

Appion

Appion G5 Twin Bedienungsanleitung

PCB Piezotronics

PCB Piezotronics 8159-0112A Bedienungsanleitung

BW Technologies

BW Technologies MicroDock II Bedienungsanleitung

Sun Nuclear

Sun Nuclear 1027 Bedienungsanleitung

Biomark

Biomark HPR LITE READER Bedienungsanleitung

Hioki

Hioki 3169-20 Bedienungsanleitung

Ashcroft

Ashcroft ATE-100 Bedienungsanleitung

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. .

.

2-17

L

IG

H

TF

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ER

...........

.

. .

.

.

......

.

.

........

. .

2-8

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T

R

AN

SISTO

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C

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.

......

.

.

......

.

. .

.

.

. .

2-9

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ITS

.

.....

.

.

............

.

..

......

.

. .

.

.

.....

2-17

I

NT

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SITY

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NTR

O

L

S

.

.

. .

.

.........

.

.

......

.

.

. .

2-9

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N

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L

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ITS

......

2-17

DIS

P

LAY

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..............

.

.

......

.

.

........

2-9



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-

Υ

OPERATION

....

.

. .

.

.

. .

.

.........

.

.

........

2-17

ASTIG

M

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-

F

OC

U

S

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JUST

MEN

TS

....

.

.

.....

2-9

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R

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ER

DIS

PL

AYS

........

.

. .

.

.

.........

.

.

.....

2-18

BE

AMF

I

ND

ER

.

. .

.

.

.........

.

. .

.

.

......

.

.

........

2-9

T

R

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E

A

L

IG

NMEN

T

. .

.

.

. .

.

.....

. .

.

.........

.

.

. .

2-10

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R

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G

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PL

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........

.

.

...

.

. .

.

.

.........

.

2-10

RE

ADO

UT

IDENTIFY

. .

.

......

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.

.........

.

.

. .

2-10



Th

e

remaining

po

r

tio

n

of

this

Tab

le

of

Co

n

tents

lists

t

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g

RE

ADO

UT

I

N

T

EN

SITY

.....

.

.

. .

.

......

.

. .

.

.

. .

2-10



i

n

st

r

uctio

n

s

by

qualified

p

e

r

so

nn

el

only

.

To

avoi

d

elect

r

ical

RE

ADO

U

TM

OD

ES

.....

.

.

............

.

.

.....

2-10



s

h

oc

k

,

do

not

perform

a

n

y

servici

n

g

othe

r

t

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an

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h

at calle

d

o

u

t

in

CA

RE

O

F

C

RT

SC

REEN

.

. .

.

.

.........

.

.

........

2-11



t

h

e

O

p

e

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ating

I

n

st

ru

ctio

n

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n

less

qualified

to

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o

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.

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Α

I

n

str

u

ctio

n

TA

BLE O

F

CO

N

T

EN

TS (CO

N

T)

P

AG

E



P

AG

E

S

ERV

ICI

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G

SA

FE

TY

S

UMM

A

R

Y

.........

.....

.

.

......

.

.

. . .

S1



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HE

O

R

Y

O

F

O

PER

ATIO

N

(CO

N

T)

DIS

P

LAY-S

K

I

P

G

ENER

ATO

R

....

.

.

......

.......

.

3-33

CO

LUMN

AN

D

R

O

W

D

E

COD

ER

S

...

.

.

...

.

.

......

3-33

SECTION

3-THEORY

0F

OPERATION



Z

ER

OS

L

OGIC

A

N

D

MEM

O

R

Y

.

.

.

......

.

.

...

.

.

...

3-34

BL

OC

K DIAG

R

AM

...

.

.

............

.

.

......

.

.

......

.

.

.....

3-1



C

HAR

ACT

ER

G

ENER

ATO

R

......

.

.

......

.....

.

.

3-34

D

E

SC

R

I

P

TIO

N

........

.

. .

.

.

........

......

.

.

......

.

.

3-1



D

E

CI

M

A

L

POINT

L

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D CHA

R

ACT

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D

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CU

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O

PER

ATIO

N

.

.

. .

.

......

.

.

...

.

.

......

.

.

3-3



POSITIO

N

CO

UNT

ER

....

.

.

.........

.

.

.....

.....

3-36

LOGIC

FUN

DA

MEN

TA

LS

.......

.

.

......

.

.

......

....

3

-

3



FO

RM

AT

G

ENER

ATO

R

. .

.....

.

. .

.

.

. .

.

...

.

.

...

.

.

3-37

SY

MB

O

L

S

....

.

.....

.

.

......

.

.

......

.

.

......

.

.

. .

3-3



Υ

-O

UT

PU

T

....

.

.

. .

.

.

..........

.....

.

. .

.

.

.....

..

3-37

L

OGIC

PO

L

A

R

ITY

.

.

......

.

.

. .

.

.... .

......

.

.

.....

3-3



Χ

-O

U

T

PUT

.......

.

.

. .

.

.

..........

........

.....

.

3-37

I

NPU

T/O

U

T

PU

T

TA

B

LE

S

....

.

.

......

.

.

......

....

3-3



DIS

PLAY SE

QUENC

E

..

.

.............

.

.

...

.

.

...

.

3-37

NON-DIGITAL

D

EV

IC

E

S

...

.

..

.

.

...

.

.

......

.

.

......

.

3-3



RE

ADO

UT

SYST

EM

(S

Ν

Β

031767

&

Above)

.....

.

.



3-37

I

NT

ER

CO

NNE

CTI

NG

DIAGR

AM

....

.

.

......

.

.

...

.

.

. .

3-6



DIS

PLAY FO

RM

AT

. .

. .

.

. .

.

.

. .

. .

. .

. .

.

.. . .

. .

.



3-37

M

OD

E

S

W

ITC

H

,

DIS

PL

AY

CO

N

T

R

O

L

A

ND



D

EVEL

O

P

I

N

G

THE

DIS

PLAY

. .

.

. .

...

.

. .

. . . .

.

.

3-39

CA

L

I

BR

ATO

R

.............

.

.

. .

.

...

.

.

. .

.

......

.

.

...

.

3-6



TI

MER

. .

.

. .

.

.

..

.....

. .

.

.

.....

...

.

. .

.....

.



3-41

CALI

BR

ATO

R

.............

.

.

......

.

.

......

.

.

...

.

3-6



TIME-SLOT

CO

UN

T

ER

.

.

. .

.

. .

.

..

. .

.

. .

. .

.

. .

.



3-44

M

OD

E

S

W

ITC

H

I

N

G

...........

.

.

...

.

.

......

.

.

....

3-6



W

O

R

D

TR

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ER

.

. .

.

. .

.

. .

. .

.... .

.

.

. .

. .

.

. .

.



3-44

DIS

P

LAY

CO

NTR

O

L

..........

.

.

...

.

.

...



.....

...

3-6



C

H

A

NNEL

CO

UN

TER

. .

.

.

...

.

. .

.

. .

.

.. . . .

.

...



3-44

MAIN INTERFACE

...............

.

.

..... .

.

.

......

.

.

.

3-6



SI

N

G

LE

-S

H

OT

L

OC

K

O

UT

...

.

. .

. .

.

.

.....

. .

. .

.

3-45

LOGIC

...

.

.

. .

.

. .

.

.

...............

......

.

.

......

.

.

.3-6



EN

CODIN

G

THE

DATA

.

.

.

.. .

.

. .

.

. .

.

.....

. .

. .



3-45

H

O

R

IZO

N

TA

L

L

OGIC

.

.

.............

.

.

.....

......

3-8



CO

L

UMN

A

ND

R

O

W

DATA

S

W

ITC

HE

S

......

.

.



3-46

Α

S

WEEP

L

OC

K

O

UT

.

.

..........

.

.

......

.

.

...

3-8



DISP

LAY-S

K

I

P

G

ENER

ATO

R

. . . .

. .

.

.

.. .

.

. .

. .

.



3-47

ΒS

WEEP

L

OC

K

O

UT

STAG

E

.......

......

.

.

...

3-8



COL

UMN

A

ND

RO

W

D

E

COD

ER

S

.

.

.

. .

......

.

.



3-47

A

L

T

ERN

AT

E

PUL

S

E

G

ENER

ATO

R

...

.

.

.....

...

3-9



Z

E

R

OS

L

OGIC

A

ND

MEM

O

R

Y

.

. .

.

.

...

.....

.

.



3-47

Z-AXIS

LOGIC

. .

.

. .

.

.

. .

.

.

............

......

.

.

. .

3-10



CH

A

R

ACT

ER

G

ENER

ATO

R

..

.

.

. .

.

. .

. .

. .

.

. .

.

.



3-48

HO

R

IZO

N

TA

L

B

I

NARY

.

.

. .

.

.

. .

.

.

..........

.

.

...

.

3-11



HO

R

IZO

NTA

L

CHAR

ACT

ER

P

OSITIO

N

CO

UN

T

ER

3-50

1

.

Α

MODE

............

.

. .

.

.

.

..........

.

.

...

.

3-11



DE

CI

M

AL

POSITIO

N

L

OGIC

.

.

.

. .

.

......

. .

.

.

.



3-50

2

.

Β

MODE

...............

.

.

.

............ .

.

.

.

3-12



VE

CTO

R

G

EN

E

R

ATO

RS

.

. .

.

.

. .

.

.

.... . .

. .

.

.

.



3-51

3

.

C

H

O

P

M

OD

E

............

. .

.

.

..........

.

.

.

3-12



O

UT

PU

T A

MPL

I

F

I

ERS

. .

. .

.

.

. .

.

.

. .

......

.

.

.

.



3-51

4

.

ALT

M

OD

E

...............

.

.

.

............

.

3-12



SIG

NA

LS

O

U

T&

I

NT

EN

SITY

L

I

M

IT

ER



...

.

. .

.

.

. . .

.



3-51

VER

TICA

L

B

I

NA

RY

...............

. .

.

.

..........

3-13



+

SAWTOOT

H

A

MPL

I

F

I

ER

...

.

.

.........

.... .

.



3-51

1

.

Α

0

RΒ

MODE

........... .

.

.

. .

.

.

..........

3-13



+

GAT

E

A

MPL

I

F

I

ER

.....

.

.

.....

..

.

......

.

.

. . .

.



3-51

2

.

A

L

T

O

R

C

H

O

P

M

OD

E

(

H

O

R

IZ)

:



EN

D O

F

GAT

E

PU

L

S

E

G

ENER

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R

...

.

.

...

.

.

.

3-51

N

O

N

D

E

LAY

E

D

. .

.

.

.............

.

.

. .

.........

3-13



G

RATIC

ULE

I

LLUM

I

N

ATIO

N

. .

.

..

.

.

.....

...

.

.

.



3-51

3

.

A

L

T

O

R

C

H

O

P

M

OD

E

(

H

O

R

IZ)

:



I

NT

EN

SITY

LI

M

IT

ER

. .

.

.

......

.

. .

.

.

...

.

.

...

.

. .

3-52

D

E

LAY

E

D

. .

.

. .

.

. .

.

.

......

.

.

..........

.

.

. .

...

3-13



VER

TICA

L

CHA

NNEL

S

W

ITC

H

.

.

. .

.

.

.....

...

.

.

. . .



3-52

PLUG-IN

BINARY

. .

.

......

.

. .

.

.

..........

.

.

.

....

3-14



C

H

A

NNEL

S

W

ITC

H

.

.

.

......

.

.

......

.

.

...

...

.

.



3-52

VER

TICA

L

C

H

O

PPE

D

BL

ANK

I

N

G

.

.

..........

.

.

. .

3-15



VERTICA

L

CH

A

NNEL

S

ELE

CTO

R

.

..

.

...

.

.

. .

.

.

.



3-52

CHO

P

COUN

T

ER



.........

.

.

..... .

.

.

..........

.

3-17



R

IG

HT A

ND

LE

FT

C

HA

NNEL

FEEDBE

SID

E

...

.

.



3-53

VER

TICA

L

MOD

E

L

OGIC

.....

.

.

...

.

.

..........

.

3-19



VER

TICA

L

A

MPL

IFI

ER

. .

.

.

......

.

.

......

.

.

. .

...

.

.



3-53

T

R

AC

E SEPARATIO

N

.........

.

.

......

.

.

........

3-19



D

E

LAY-

L

I

NE

...

.

.

...

.

.

.........

.

.

...

.

.

. .

.. .

.

.



3-53

S

WEEP

CO

NTR

O

LLE

D

Z-AXIS

Χ

-

Υ

.....

.

.

........

3-20



D

EL

AY-

L

I

NE

COMPEN

SATION

.... .

. .

.

.

...

.

. . .



3-53

T

R

IGGER

SELECTOR

.

.

.

.........

.

.

......

.

.

........

3-22



FEED

BE

SID

E

.

.....

.

.

. .

.

......

.

.

...

.

.

. .

..... . .



3-53

Α

A

N

D

Β

T

RIGGER

CHA

NNEL

S

S

W

ITC

HE

S

.

.....

3-22



O

U

T

PU

T A

MP

LI

F

I

ER

....

.

.

...

.....

.

.

...

.

.

. .

.

.



3-54

Α

T

R

IGG

ER

C

HA

NNEL

S

W

ITC

H

. .

.

.

......

.

.

..

3-22



OU

T

PU

T

PR

OT

E

CTION

. .

.

.

...

.

.

.....

......

.. .



3-54

Α

A

ND

Β

T

R

IGG

ER

A

MP

LI

F

I

ER

......

.

.

...

.

.

.....

3-22



A

U

XILIA

RY

A

M

PL

I

F

I

ER

. .

.

.

...

.

. .

.....

.

.

....

. .



3-54

VER

TICA

L

SIG

N

A

L

O

UTPUT A

MPL

I

F

I

ER

. .

.

. .

.

.

. .

3-22



H

O

R

IZO

N

TA

L

I

NTERF

AC

E

. .

.

.

......

.

.

..... .

.

.

.

. .



3-54

RE

ADO

UT

SYST

EM

(S

NΒ

031766

&B

elow)

.

.

. .

. . . .

3-23



CHANNE

L

S

W

ITC

H

. .

.

...

.

.

......

.

.

......

.

.

.

. .



3-55

DIS

PLAY FO

RM

AT

.

.........

.

.

...

.

.

......

.

.

....

3-23



Χ

-

Υ

D

EL

AY

CO

MPEN

SATION

(OPTION

2)

.

.

.

. .

.



3-55

D

EVEL

O

P

I

N

G

THE

DIS

PL

AY

.

.

.

......

.

.

......

.

.

.

3-25



TIME-BASE

OPERATION

. .

.

.

.....

...

.

.

...

.

.



3-55

TI

MER

.

.

...

.

. .

.

.

. .

.

.........

.

.

...

.

.

.........

...

3-27



Χ

-

Υ

OPERATION

.........

.

.

.....

...

.... . .

.



3-55

TIME-SLOT

CO

UN

T

ER

.

.........

.....

.

.

......

.

.

.

3-29



H

O

R

IZO

N

TAL

A

MPL

I

F

I

ER

.....

.

.

.....

...

.....

.

.

.

.



3-55

W

O

RD TRIGG

ER

....

.

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.........

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. .

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.

......

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...

.

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. .

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

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H

A

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.........

.....

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......

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

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3-56

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.....

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....

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3-56

EN

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DATA

.

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..

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3-30



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AMP

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3-56

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......

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3-33

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

3-57

REV

N

OV

1985

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......

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......

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......

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.....

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

3-57

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3-57



2

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EQ

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4-7

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3-57

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......

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3-57

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4

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4-7

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......

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3-57

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5

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3-57

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6

.

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TAG

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AND

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C

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

3-58

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.

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4-8

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3-58

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.

. .

.

.

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............

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.

...

4-8

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.

.

......

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.

...

.

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

3-58

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TRAN

SISTO

RS

.............

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.

. .

.........

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. .

. .

48

FOCU

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ID

DC

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......

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......

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3-58

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. .

.

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4-8

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.

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......

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......

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3-58

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DIOD

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................

.

. .

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......

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......

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3-58

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RE

SISTO

RS

.......

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.

. .

.

. .

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.

..........

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. .

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.

...

4-8

LINE

INPUT

......

.

.

. .

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......

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.

......

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......

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3-59

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CA

P

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.

.

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4-8

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.....

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......

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3-60



TR

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3-60

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4-9

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CO

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......

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3-60

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4-9

PRE-RE

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.........

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......

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3-62

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PREL

I

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.

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..........

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4-9

FAUL

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PR

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......

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......

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

3-62

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......

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......

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......

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3-62

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3-62

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3-63

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3-63

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3-63

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3-63

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STEP

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......

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3-63

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......

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4-14

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...

4-14

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.

. .

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.............

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.

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......

4-14

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................

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.....

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4-14

PREVEN

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4-1

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4-1

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.

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4-15

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.

.

. .

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.

...............

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.....

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4-1

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STA

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...

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......

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4-15

EXT

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......

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......

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UPPL

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.

.....

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......

4-16

V

IS

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..........

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.

......

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.

......

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4-2

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.

...

.

. .

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.

.....

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4-17

S

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C

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......

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.

......

........

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.

4-2



CAT

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.

. .

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...

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. .

4-18

PER

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L

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......

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4-2

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........

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.

. .

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...

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......

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....

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...............

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......

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......

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.

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......

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....

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......

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......

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DS

.

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.

. .

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......

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.

......

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.

....

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A

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.

.

. .

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.

.............

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.

......

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.

......

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.

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CI

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CU

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4-18

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......

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......

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......

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......

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.

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......

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......

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4-3

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......

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......

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.

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........

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.

......

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4-20

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SH

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.

......

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.

...

4-6

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1985

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CU

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B

OA

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...................

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.

......

.

.

......

.

.

4-22

A23-POWER

S

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TER

CI

R

C

U

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B

OA

RD

...................

.

.

......

.

.

......

.

.

4-22

PLUG-IN

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T

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CO

NNECTO

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.....

.

.

.....

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....

.

. .

.

.

......

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.

......

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.

4-23

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. .

........

.

.

......

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.

4-23

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. .

.

. .

.....

.

. .

.

.

.....

4-23

I

NT

ER

CO

NNE

CTI

NG

PI

N

S

....

.

.

.........

.

.

.....

4-27

COAXIAL-TYPE

EN

D-L

EAD

CO

NNECTO

RS

.

...

4-27

CI

R

C

U

IT-

B

OA

RD

PI

N

S

. .

.

......

.

.

.........

. .

4-27

CI

R

C

U

I

T-

B

OA

RD

PIN

SOC

KETS

.

...

.

.

......

.

.

427

Μ

U

L

Τ

1-

PIN

CO

NNE

CTO

RS

......

.

.

......

.

.

.. .

4-28

PUS

HBUTTON

S

W

ITC

HE

S

....

.

.

......

.

.

......

.

.

4-28

G

RATIC

ULE

LIG

H

T

BULB

S

.

. .

.

.

......

.

.

......

.

.

4-28

PO

WER

TR

AN

S

F

O

RMER

...

.

. .

........

.

.

......

.

.

4-28

L

I

NE

FUSE

................

.

.

.........

.

.

......

.

.

430

AD

JUST

MEN

T

AFT

ER

REP

AI

R

. .

.

.

.........

.

.

...

430

S

E

CTIO

N

6--I

N

ST

RUMEN

T

OPTIO

NS

OPTION

2

. .

.

......

.

.

. .

.

......

.

.

...

.

.

..........

.

6-1

OPTION

3

......

.

.

. .

.

......

.

.

......

.

.

.........

. .

6-1

OPTION

4

......

.

.

.........

.

.

......

.

.

.......

.

.

. .

Ε

r

1

OPTION

13

....

. .

.

......

.

. .

.

.

......

.........

.

.

. .

6

r

1

OPTION

78

.....

.

.

.....

. .

.

.........

.........

.

.

.

.

&-l

OPTION

Α

1

. .

.

. .

.

.

...

.

.

......

.

.

..........

.

.

. .

.

.

.

6-1

OPTION A2

. .

.

.

. .

.

......

.

.

...

.

.

..........

.

.

. .

.

.

.

6-1

OPTION

Α

3

. .

.

.

.........

.

.

.....

..........

.

.

. .

.

.

.6-1

OPTION

Α

4

. .

.

.

........ .

.

.

......

.

.

.......

.

.

. .

...

6-1

OPTION

A5

.

. .

.

......

.

.

.........

.

.

.......

.

.

.

....

6-1

I

N

ST

RUMEN

T

OPTION

ID

EN

TI

F

ICATIO

N

........

.

.

.

.

6-1

S

E

CTIO

N

5--C

HE

C

KS

AND AD

JU

ST

MEN

T



SECTION

7-

REPLAC

E

A

BLE

ELE

CT

R

ICA

L P

A

R

TS

U

SI

N

G

T

HE

SE

PR

OC

E

D

URE

S

.

.

.........

.

.

......

.

5-1

PERF

ORMA

N

C

E

C

HE

C

K S

UMM

A

RY

. .

.

. .

.

.

...

.

.

. .

5-2

AD

JU

ST

MEN

T

I

NT

ERV

AL

.

.

. .

.

.

......

.

.

. .

.

.....

.

5-11

T

EK

T

RON

IX FI

ELD S

ERV

IC

E

.

.

.

......

.

.

........

.

5-11

TEST

EQ

U

I

PMEN

T RE

Q

U

I

RE

D

.....

.

.

......

.

.

. .

.

...

5-11



S

E

CTIO

N

8-DIAG

R

AM

S

A

N

DC

I

R

CU

IT

B

OA

R

D

S

PE

CIA

L FIXT

URE

S

........

.........

.

.

......

.

.

.

5-11



I

LL

U

ST

RATIO

N

S

T

EST

EQ

U

I

PMEN

T

A

L

T

ERN

ATI

VE

S

......

.

.

......

5-11



DIAGRA

M

S

PAR

T

1-PERF

O

RM

A

N

C

E

CHEC

K

. .

.

.

......

.

. .

.

.

......

.

.

.

5-14



I

NT

ER

CO

NNE

CTIN

G

DIAGR

A

M



.

.

. .

.

...

.

. .

.

.

. .

. .

.



1

I

N

D

EX

TO

PERF

O

RM

ANC

E

C

H

EC

K PR

OC

ED

URE

...

5-14



MODE

S

W

ITC

H

,DIS

PL

AY

CO

NTR

OL

&

CALI

BR

ATO

R

2

PERF

O

RMA

N

C

E

C

HE

C

K P

O

WER-UP

SE

Q

UENC

E

.

.

. .

5-14



MAIN INTERFACE



. .

.

......

.

.

.

......

. .

.

. .

.

. .

.

.

.

3

Α

.

Z-AXIS

AND D

I

S

P

LAY

........

.

.

......

.

. .

.

.

.....

.

5-15



L

OGIC

.

. .

......

.

.

. .

. .

.

. .

.

. .

.

......

. .

.

. .

.

.

. .

.

.



4

Β

.

CALI

BRATO

R

AN

D

O

UTPU

T

SIG

NA

L

S

.

. .

.

.

.....

.

5-16



T

R

IGG

ER

SE

LE

CTO

R



. . . .

. .

. .

.

. .

.

. .

...

.

. .

.

.

. .

.

.



5

C

.

TR

IGG

ER

SYST

EM

.....

.

. .

.

.

......

.

.

. .

.

.....

. .

.

.

5-21



RE

ADO

U

T

SYST

EM

(S

Ν Β

031767

& AB

O

VE)

.

.

.

. .

.

.



6

D

.

H

O

R

IZO

N

TA

L

SYST

EM

.

. .

.

.

......

.

.

.........

.

.

.

5-23



R

E

ADO

U

T

SYST

EM

(S

Ν Β

031766

&

BEL

O

W)



.

.

. .

.

.



6

Ε

.

VER

TICA

L

SYST

EM

..........

.

.

......

.

. .

.

.

...

.

. .

5-26



S

I

G

N

A

L

S

O

UT &

I

NT

EN

SITY

L

I

M

IT

ER



.

. .

.

.

. .

.

.

.

. .



7

F

.

READO

UT

SYST

EM

..........

.

.

......

.

. .

.

.

......

5-31

PART

I[-ADJUSTMENT

A

ND

PER

F

O

RM

AN

C

E

CHEC

K

....

.

5-33



VER

TICA

L

C

HA

NNEL

S

W

ITC

H

.

.

.....

. .

. .

.

. .

.

.

.

.

.



$

I

N

D

EX Τ

0

AD

JU

ST

MEN

T

A

N

D

PERF

O

RM

ANC

E



VER

TICA

L

A

MPL

I

F

I

E

R



.

.

. .

. .

.

.

......

. .

.

.

. .

.

.

.

.

.

9

C

HE

C

K PR

OC

E

D

URE

.....

.

. .

.

.

......

.

.

......

.

. .

.

.

.

5-33



HO

R

IZO

N

TA

L

I

NT

ERF

AC

E



.

.

. .

.

. .

.

. .

...

.

.

. .

.

.

.

.

.

10

ADJ

UST

MEN

T

A

N

D

PERF

O

RM

AN

C

E

C

HE

C

K



H

O

R

IZO

N

TA

L

A

MP

LI

F

I

ER

.

.

...

.

.

. .

. .

. .

. .

.

. .

.

.

.

.

.

11

Z-AXIS

SE

Q

UENC

E

........

.

.

......

.

.

. .

.

...

.

.

.

5-34



-

ΑΧΙ

S &

FOC

US

AMPLIFIER



. .

.

. .

.

...

. .

.

.

.

. .

.

.

.

12

HIG

H

-

V

O

L

TAG

E

P

O

W

E

R S

UPPL

Y

&

C

RT

. .

.

.

.

. .

.

.

.

13

Α

.

PO

WER

S

UPPL

Y

.

. .

.

.........

.

.

......

.

.

. .

.

...

.

.

.

5-35



CONVERTER/RECTIFIER



. . . .

. .

.

. .

. .

. .

. .

.

.

.

. .

.

.

.

14

Β

.

Z-AXIS

AND

DIS

P

LAY

........

.

.

......

.

.

. .

.

...

.

.

.

5-38



L

O

W

-

V

O

L

TAGE

REGU

LATO

RS & FAN B

OA

R

D

.

. .

.

.

.

15

C

.

CA

L

I

BR

ATO

R

A

ND

O

UT

PU

T

SIG

N

A

L

S

.....

.

.

....

5-45

D

.

TR

IGG

ER

SYST

EM

.....

.

. .

.

.

......

.

.

......

.

.

....

5-50



S

E

CTIO

N

9-

REP

LACEA

BLE

ME

C

H

A

N

ICA

L P

A

RTS

Ε

.

H

O

R

IZO

N

TA

L

SYST

EM

.......

.

.

......

.

.

. .

.

...

.

.

.

5-55

F

.

VER

TICA

L

SYST

EM

.......

.

.

......

.

.

........

....

5-61

G

.

RE

ADO

UT

SYST

EM

(S

Ν Β

031766

&

BEL

O

W)

. .

.

5-69

G

.

RE

ADO

UT

SYST

EM

(S

Ν Β

031767

&AB

O

VE)

.

.

.

5-72

C

H

A

N

G

E

I

NF

O

RM

ATION

REV

N

O

V

1985

F

igu

r

e



F

igure

No



Page

No



Page

7904

Α

F

eatures

. .

.

......

.

. .

.

.

......

.

.

......

.

.

....

viii



4-1



Color

co

de

for

resistors

and

ca

p

acitors

.

. .

.

.

.....

4-4

1-1



7904

Α

D

i

mensio

n

al

Drawing



. .

.

......

.

.

......

.

.

. .

1-11



4-2



Semiconductor

lea

d

configurations

.

..... .

.

.

.....

4-5

2-1



F

ro

n

t-

p

anel

cont

r

ols,

conn

ectors

and

in

d

icato

r

s

.

. .

. .

2-2



4-3



Orientatio

n of

multi-

p

in

connectors

.

.

.

.

...

.

.

. .

.

. .

4-6

2-2



R

ear-panel

con

trols

and

connectors

.....

.........

.

.

2-4



4-4



Current sensing

waveform

at

A12

R

84

.

.

......

.

.

4-11

2-3



Definitio

n of graticule

meas

u

reme

n

t

lines

. .

.

......

.

.

2-8



4-5



Locat

i

on

of

screws

for

d

isch

arging

line

2-4



L

ocatio

n of

reado

u

t

on

t

h

e

crt

i

d

entifying

the



storage

cap

acitors

...........

. .

.

......

.

.

......

4-11

originating

p

l

u

g-i

n

a

nd

c

h

annel

. .

.

.

. .

.

...

.

.

.......

2-10



4-6



Current

wavefo

r

m

of

Α

23

Τ

30

s

h

owing

burst

2-5



Typical

Setu

p

for

Χ

-

Υ

Displays

with

Ζ

-Axis



operatio

n

at

line

voltage

of

abo

u

t

60

volts

......

4-13

Co

n

tr

ol

from

time-

b

ase

unit

.....

.

.

......

.

.

.......

2-18



4-7



Current

waveform

at

Α

23

Τ

30

for

no

rm

al

inverter

2-6



Ty

p

ical

Χ

-

Υ

Dis

p

lays

wit

hand

without



op

eration

at

line

voltage

of

115

volts

.......

.

.

. .

4-13

Ζ

-Axis

Co

n

trol

.

.

. .

.

.

......

.

. .

.

.

.... .

. .

.

......

.

.

.

2-18



4-8



W

avefor

m

at

1

Ρ

34

on

t

h

e

Α

23

P

ower

Supply

3-1



B

asic

b

lock

d

i

agram

of

t

h

e

7904

Α

Oscillosco

pe

.

.

.

. .

3-2



Inverter

circuit

boar

d

wit h

t

h e

line-voltage

at

3-2



B

rea

kd

own

of

sep

arate

stages

wit

h

i

n

H

orizontal



about 20

volts

... .

.

.

......

.

. .

.

.

......

.

.

......

.

4-13

L

ogic IC

(

U

4428)



.

.

. .

.

.

......

.

. .

.

.

......

.

.

......

.

3-8



4-9



R

eco

m

me

n d

ed

d

esoldering

se

que

n

ce

......

. .

.

.

4-15

3-3



(

Α

)

Diagram

of

cloc

k

generator

stage

;

(

Β

)

Idealize

d

4-10



U

se of

Display

U

nit

k

ic

k

sta

n

d

. .

. .

.

......

.

.

... .

4-16

wa

υ

eforms

for

clock

generator

stage

......

.

.

......

3-16



4-11



P

owe

r

sup

p

ly

u

nit

securi

n

g

screws

.

.

.

......

.

.

.

4-17

3-4



I

d

ealized

waveforms

for

t

he

V

ertical

C

h

oppe

d

4-12



L

ocation

of

securi

n

g

screws

for

t

h

e

A6-Main

B

lan

king

IC

(

U

4320)

.

.

......

.

. .

.

.

...

.

.

......

.

.

...

3-17



Interface

board

.

.

. .

.

............ .

.

.

......

.

.

...

4-20

3-5



(

Α

)

I

np

ut

a

n

d

out

pu

t

pins

for

C

h

o

p

Cou

n

ter

IC,



4-13



Correct p

lacement

of

p

ower

transistor

a

n

d

U

4340

;

(

Β

)

I

dealize

d

wa

υeforms

for

C

ho

p

mounting

h

ar

d

ware on

rear

h

eatsin

k

..

.

......

.

.

4-21

Counter

stage

..........

.

.

. .

.

......

........

.

.

...

3-18



4-14



HYP

CO

N

assembly

removal

an

d

re

p

lace

m

ent

. .

4-24

3-6



Logic

diagra

m

of

V

ertical

M

ode

L

ogic

stage

.

.....

.

.

3-20



4-15



Coaxial

en

d

-lea

d

connector

assembly

.

.

......

. .

4-27

3-7



(

Α

)

L

ogic

diagram

of

Trace

Se

pa

r

atio

n

stage

;



4-16



E

xplo

de

d

view

of

circuit-board

pin

a n

d

(

Β

)

Table

of

inp

u

t/o

u

t

p

ut

combinations

. .

.

.

......

.

.

3-21



fer

r

ule

. .

.

.

. .

.

.............

.

. .

.

.

.

.............

.

4-28

3-8



L

ocatio

n of

rea

d

out

d

is

p

lay

on

the

crt

i

d

entifying



4-17



R

emoval

procedure

for

pus

h

button

switc

h

es

t

he orign

i

ati

ng

plug-in

and

c

h

a

n

n

el

.

. .

.

.

.....

. .

.

. .

3-23



mounte

d

on

t

h

e

Α

5

M

o

de Switch b

oa

rd

.......

.

4-29

3-9



C

h

aracter selection

matrix

for

7904

Α



5-1



Ty

p

ical

d

i

splay

w

h

en

c

hec

k

ing

Χ

-

Υp

hase

R

eadou

t

System



(S

Ν Β

031766

&

Below)

. .

.

......

.

. .

.

3-24



co

m

pensation



.

. .

.

.

.............

.

.

.

...........



5-25

3-10



Ty

p

ical

r

eado

u

t

d

isplay

w

h

ere

only

c

h

annel

2



5-2



R

eadout

display

w

i

t

h

Q2225

remove

d

.

.

........

5-57

(of

the

R

ight

V

ertical

a

n

d

Β

H

orizo

n

tal

un

its)



5-3



Ty

p

ical

d

isplay

w

h

e

n

c

h

ec

k

ing

Χ

-

Υ

ph

ase

is

d

is

p laye

d

.

.

. .

.

......

.

.

........

......

.

.

......

.

.

-25



compe

n

satio

n

. .

.

...

.

. .

.

.

..........

.

.

. .

.

.

.....

5-60

3-11



O

utpu

t

waveforms

of

the

Ti

m

er

stage

......

. .

.

....

3-26



5-4



R

eadout

d

isplay

with

Q2225

re

m

oved

.

. .

.

.

.....

5-70

3-12



Detail

of

out

p

ut at

pins

12, 13,

14

and 16



d

i

agra

m

s

on

t

he

fo

l

do

u

t

p

age

.

of

U2126

.

. .

.

.

. .

.

......

.

. .

.

.

......

.

.

......

.

.

....

3-27



8_1



7904

Α

b

oar

d

locator

drawing

.

3-13



Timer

stage

op

e

r

atio

n

w

hen

d

i

splay-s

k

i

p

8-2



Semico

nd

uctor

lea

d

configurations

.

co

nd

itio

n

occurs

. .

. .

.

.

.........

.

. .

.

.

.....

. .

.

....

3-28



8-3



A5-Mode

Switc

h

circuit

board

asse

m

bly

.

3-14



Timer

relations

h

i

p

of

t

he

time-slot

(TS)

pu

lses



8-4



A2-Display

Control

circuit

b

oard asse

m

bly

.

pro

d

u

ce

d by U2159

.

.

.

. .

.

.........

.

.

......

.

.

....

3-29



8_5



A6-

M

ain Interface

circuit

boar

d

assem

b

ly

.

3-15



Ty

p

ical

encoding

sc

h

eme

fo

r

voltage-se

n

sing

8-6



A13-Logic

unit

.

Co

d ing s

h

own

fo

r

deflectio

n

factor



L

ogic

circ

u

it

b

oar

d

assem

b

ly

.

of

100

mic

r

ovolts

. .

.

......

.

. .

........

.

.

......

...

3-31



8-7



A14-Trigger

Selector

circ

u

it

boar

d

assem

b

ly

.

8-8

A15-Readout

3-16



I

d

ealize

d

current

waveforms

of

(

Α

)

R

ow

analog



System

circuit

board

assem

b

ly

.

d

ata

and

(

Β

)

Colu

m

n

analog

d

ata

.

.

.

........

. .

.

...

3-32



8^9



A27-Readout

P

rotection

circuit

board

assembly

.

8-10



Al-Front

Panel

circuit

boar

d

assem

b

ly

.

3-17



Ty

p

ical

o

u

tput

waveforms

fo

r

Zeros

L

ogic

a n

d

stage

o

p

eratio

n

(at

pin

7

of

U

2232}



. .

.

. .

.

.

3-35



8-11



A16-Vertical

C

h

annel

Switc

h

circuit

board

asse

m

bly

.

M

e

m

ory

-18



R

ead

out

word

relating

10

possi

b

le

c

h

a

r

acter



8-12



A18-Vertical Amplifier

circuit

boa

r

d

assem

b

ly

.

3

to

t

h

ed

ecimal

point

i

n

structio

n

s

t

h

at



8-13



A29-Horizontal

Interface

circuit

boar

d

assembly

.

locations

can be

e

ncoded

;

and

t

h

eresu

ltant

crt

d

isp

l

ay

......

3-36



8

-

14



A17-

Χ

-Y

Delay

Com

p

e

n

sation

(Optio

n

2)

circ

u

it

boar

d

3-19



F

low

ch

art for

c

h

a

r

acter generatio

n

by

t

he R

ea

do

u

t

Sys-



assembly

.

...

.

.

. .

..

.

...

.

. .

.

. .

. .

. .

.

.....

. .

. .

.

. .

.



3_3g



8-15



A28-Horizontal

A

m

plifier

circuit

b

oar

d assembly

.

tem

8-16



A21-

Ζ

-Axis

circuit

boar

d

assem

b

ly

.

3-20



Character

selectio

n

m

atrix

for

7904

ΑR

eado

u

t

System



8-17



A20-High

V

oltage

circuit

b

oar

d

asse

m

bly

.

(S

Ν Β

031767

&

A

b

ove)

.. . . .

.

. .

.

......

. .

.

.

. .

.



3-40



8-18



A23-Power

Supply

circuit

boar

dassembly

.

3-21



Detailed

bloc

k d

iagram

of

t

h

e

R

ea

d

out

System



8-19



A12-Control

R

ectifie

r

c

i

rcuit

boar

d

assem

b

ly

.

(S

Ν Β

031767

&

Above)

. .

.

...

.

.

. .

. .

.

...

.

. .

.

.

.

3-42



8-20



A22-Low

V

oltage

circuit

b

oard

assem

b

ly

.

3-22



Develo

p

i

n

g

α

ty

p

ical

c

h

a

r

acter

on

t

h

e

CRT

.

.....

3-49



8-21



All-Fan

circ

u

it

b

oar

d

assem

b

ly

.

3-23



Detailed

bloc

kd

iagram

of

t

h

e

Converter/

Rectifiers

cir-



8-22



Test

P

oint

and

A

d

j

ust

m

ent

L

ocations

Α

.

cuit

. .

.

. .

. .

. .

.

. .

.

.........

.

...

.

...

.

.......

3-59



8-23



Test

P

oint

a

n

d

Ad

j

ustment

L

ocatio

ns

Β

.

3-24



(

Α

)

R

epresentation

of

I

n

verter

stage

.

I

d

ealized



8-24



A

d

j

ustment

L

ocations

C

.

waveforms

of

(

Β

)

total

Inverter

curre

n

t,

IT,



8-25



A

d

j

ustment L

ocatio

n

s

D

.

{C}

V

oltage

ac

r

oss

CR41

an

d

(D)

V

oltage



8&-26



Test

P

oint a

nd

Ad

ju

stment

L

ocations

Ε

.

ac

r

oss

primaries

of

Τ

110 and

Τ

35

......

.

..

.

.

. .

.

3-61



8-27



Test

P

oi

n

t

an

d

A

d

justment

L

ocations

F

.

8-28



Test

P

oint

a

nd

A

dju

stment

L

ocations

G

.

REV

N

O

V

1985

L

IST

O

F

I

LLU

ST

RATIO

N

S

7904

Α

I

n

st

r

u

ctio

n

7904

Α

I

n

str

u

ctio

n

Tab

le

No



P

age

1-1



Power-Cord

Color

Conductor

I

de

n

tification

. .

.

......

1-2

1-2



Power-Cor

d

an

d

P

lug

I

den

tificatio

n

Informat

i

on

.

. .

.

.1-2

1-3



Electrical

Characteristics

.

.

.........

.

.

......

.

.

.....

1-4

1-4



En

vi

r

o

nm

ental

C

h

aracteristics

.

. .

.

.

...

.

. .

.

.

......

.

.

1-9

1-5



Ph

ysical

C

h

aracteristics

. .

.

. .

.

......

.

.

......

.

.

....

1-10

1-6



Plug-in

Inco

m

pati

b

ilities

.

.

........

. .

.

......

.

.

... .

1-12

1-7



7904

Α

Osci

l

losco

pe

V

ertical

System

S

p

ecification

.......

.

. .

.

.

. .

.

.....

.........

.

.

...

.1-13

1-8



7904

Α

Oscillosco

pe

H

orizontal

System

S

p

ecificatio

n

.......

.

. .

.

.

. .

.

.....

.........

.

.

...

.1-14

1-9



S

p

ecial

Pur

p

ose

Plug-in

U

nits

.

. .

.

.

...

.

. .

.

.

......

.

1-14

2-1



Display

Com

b

inations

.

. .

.

.........

.

.

......

.

.

....

2-11

3-1



Basic

L

ogic

Sym

b

ols

.

. .

.

.

. .

.

......

.

.

......

.

.

.....

3-4

3-2



M

o

de

Switc

h

ing

I

np

uts/Out

p

ut

.

.........

.

.

......

.

.

3-7

3-3



I

np

ut/Output

Co

m

binations

for

Α

L

oc

k

out

(

U

4428

Pin

14)



. .

.

.

. .

.

.........

.

.

......

.

.

......

.

.

3-9

3-4



Input/Out

p

ut

Combi

n

atio

n

s

for

Β

L

oc

k

out

(

U

4428

P

in

15)



. .

.

.

........... .

.

.

......

.

.

......

.

.

3-9

3-5



Inp

u

t/O

u

t

pu

t

Co

mb

i

n

atio

ns

for

Alternate

Pulse

(

U

4428

P

i

n

8)

.

. .

.

.

............

.

.

......

.

.

......

.3-10

3-6



I

np

ut/Out

p

ut

Comb

i

nations

for

t

he

Ζ

-Axis

Logic

Stage

...........

.

.

.........

.

.

......

.

.

...

.3-12

3-7



In

pu

t/O

u

t

p

ut

Combi

n

ations

of

t

h

e

H

orizontal

B

i

n

ary

Stage

.......

.

. .

.

.

. .

.

......

.

.

......

.

.

...

.3-12

3-8



In

p

ut/Out

p

ut

Com

b

inations

for

the

V

ertica

l

B

inary

Stage

.......

.

. .

.

. .

.

.

......

.

.

......

.

.

...

.3-14

V

1

L

IST

O

F

TA

BLE

S

Ta

b

le

No



P

age

3-9



In

p

ut/Out

put

Combinations

for

t

h

e

Plug-In

B

inary

Stage

.

.

. .

.

...

. .

.

.

. .

.

...

.

. .

. .

.

.

.....

3-15

3-10



Input/Output

Comb

i

nations

for

t

h

e

V

e

r

tical

C

hop

p

ed B

lan

k

ing

Stage

.

. .

.

.

......

. .

.

..

. . . .

3-17

3-11



Standard

R

ea

d

out

Fo

rm

at

. .

.

.

...

.

..

. .

.

.

.....

3-25

3-12



C

hann

el

A

dd

r

ess

Code

(S

N

8031766

&B

elow)

. . .

3-30

3-13



C

han

nel

Address

Co

d

e (S

Ν

Β

031767

&

Above)

. .

3-45

3-14



Inp

u

t/Out

put

Relationships

for

t

h e

Auto-

F

oc

us

C

h

annel

Switc

h

.

.

. .

. .

. .

.

. .

.

.

......

. .

.

.

.....

3-57

4-1



R

elative

Susce

p

t

i

b

ility

To

Static

Disc

h

arge

Damage

.

. .

.

.

......

.

.

. .

.

......

.

.

. .

.

......

.....

.

.4-6

4-2



R

ecommen

d

e

d P

owe

r

Supp

ly

Troub

les

h

ooting

Sequence

.

. .

.

.........

.

.

......

.

.

......

.

. .

.

.

...

.

.

4-9

43



Ty

p

ical

Powe

r

-Sup

p

ly

R

esistance

...

.

.

......

.

. .

. 1

.4-10

4-4



B

urst

V

oltage

Test

Points

.....

.

.

......

.

.

.... .

....

411

5-1



C

hec

ks

and

A

d

j

u

st

m

en

t

Proce

d

ure

Electives

....

.

.

. .

5-1

5-2



Pe

r

forma

nce

C

hec

k

Su

m

mary

.

.

.

. .

.

...

.

.

......

.

.

. .

5-2

5-3



Test

Eq

ui

pm

ent

...

.

. .

.

.

......

.

.

......

.

.

......

.

.

.

5-11

5-4



Power

S

u

pply

Tolerances

.....

.

.

. .

.

...

.

.

......

.

.

.

.

-37

5-5



T

h

e

r

ma

l

Com

p

ensation

A

dj

ustments

...

.

.

......

.

.

.

5-63

5-6

Α



R

i

ght

C

h

annel-Switc

h

Com

p

e

n

sation

(Signal

R

e

p

R

ate

vs

:

Swee

p

R

ate)

...

.

.

...

.

.

.....

......

.

. .

5-64

5-6

Β



L

eft

Cha

nn

el-Switc

h

Co

m

p

ensation

(Sig

n

al

R

ep

R

ate υs

:

Swee

p

R

ate)

.

.

......

.

.

......

.

.

......

5-64

5-7



H

ig

h

-

F

re

q

uency Compensatio

n

A

d

j

ust

m

ent

.....

.

.

.

5-65

6-1



O

p

tion

Information

L

ocato

r

......

.

.

.....

......

.

. .

.

6-2

REV

N

O

V

1985

O

PER

ATO

R

S

SA

FE

TY

S

UMM

A

R

Y

T

h

e

ge

n

eral

safety

information

i

n

t

h

is

p

art

of

t

h

esu

mmary

is

for

b

ot

h

operati

n

g a

nd

servicing

personn

el

.

S

p

ecific

war

n

i

n

gs an

d

cautions

will

be foun

d

t

h

roug

h

o

u

t t

h

e

manual

w

h

ere

t

h

ey

apply,

bu

t

may

not

a

pp

ear

i

n

t

h

is

su

m

mary

.

T

ERM

S



W

A

RN

I

N

GS

IN

T

H

IS

M

A

NU

A

L



P

O

WER SO

UR

C

E

CA

U

TIO

N

statements

ide

n

tify

co

nd

itions

or

p

ractices



T

h

is

p

ro

d

uct

is

intende

d

to

o

p

erate

from

α

power

source

t

h

at

co

u

l

d

res

u

lt

in

d

amage

to

t

h

ee

q

ui

p

me

n

t

or ot

h

e

r

that

will

n

ot

apply

more

t

h

a

n

250

volts

r

m

sb

etween

t

h

e

p

ro

p

erty

.



su

pp

ly

conductors

or

between

eit

h

e

r

su

pp

l

y

cond

u

ctor

a

nd

gro

u

nd

.

Α

p

rotective

gro

u

nd

co

nn

ection,

by

way

o

f

WA

RN

I

N

G

stateme

n

ts

ide

n

tify

co

n

ditions

or

p

ractices



t

h

e

groundi

n

g

co

nd

uctor

i

n

t

h

e

p

ower

cor

d

is

esse

n

tial

t

h

at

coul

d

res

u

lt

i

n

p

ersonal

i

nju

ry

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wit

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.

7904

Α

I

n

str

u

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7904A

FEATURES

4593-3

Th

e

T

EK

T

R

O

N

IX

7904

Α

Oscillosco

p

e

is

α

soli

d

-state,

h

ig

h p

erfor

m

a

n

ce

(500

MH

z

vertical

b

a

n

dwi

d

t

h

)

instrument

d

esigned

fo

r

general

p

ur

p

ose

a

p

plications

.

T

he

7904

Α

acce

p

ts

four

7000-series

plug-i

n

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its

to

form

α

h

ig

h

ly

flexible

oscilloscope

system

.

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h

e

left

pair

of plug-in

com

p

artments

are

for

vertical

d

eflection

an

d

t

h

e

right

p

air

of

pl

u

g-in

compartments

are

for

horizo

n

tal

deflectio

n

.

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lectronic

switc

h

ing b

etween

eac

h

d

eflectio

n

system

allows

d

ual-trace

vertical

an

d

d

ual-sweep

h

orizon

tal di

sp

la

y

s

.

T

h

e

7904

Α

features

incl

u

de

an

8

cm

χ

10

cm

crt

d

is

p

lay

area

w

i

t

h

α

crt

readout

display

of

al

p

ha

n

u

meric

characters

from

the associate

d

plug-in

units

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he

readout

dis

p

lay

includes

deflectio

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factor,

sweep

rate,

and

other

enco

ded

p

arameters

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T

he ab

ove

d

elaye

d

-swee

p

dis

play

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obtai

n

e

d u

sing

α

7

Βθ

2

Α

Dual

Time

B

ase

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An

11

m

ega

h

ertz

sine-wave

signal

was

applie

d

simulta

n

eously

to

t

h

e

7

Α

29

Inp

u

t

an

d

to

t

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e

7D15

F

r

eq

In

connectors

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in

p

ut

fre

q

ue

n

cy

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d

continuously

u

pd

ate

d

on

the

7904

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crt

rea

d

out

dis

p

lay

.

T

h

e

7

Α

26

Du

al

Trace

Am

p

lifier

p

rovi

d

es

additional

vertical

d

isplay

ca

p

abilities

w

h

e

n

selected

.

ΥΙΙΙ