Tektronix 178 Bedienungsanleitung

Andere Handbücher für 178

1

Dieses Handbuch passt für folgende Modelle

2

Andere Tektronix Prüfgeräte Handbücher

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Tektronix 5 Series Montage- und Wartungsanleitung

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Tektronix P6042 PROBE Bedienungsanleitung

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SMART

SMART KANAAD SBT XTREME 3G Series Bedienungsanleitung

Agilent Technologies

Agilent Technologies BERT Serial Bedienungsanleitung

Agilent Technologies

Agilent Technologies N3280A Bedienungsanleitung

Vernier

Vernier Go Direct Voltage Bedienungsanleitung

Lifeloc

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

Fluke

Fluke T5-600 Bedienungs- und Montageanleitung

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Mercury TSL01 Bedienungsanleitung

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MAHA MBT Series Bedienungsanleitung

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Fuji Electric P-61 Bedienungsanleitung

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ETC SealerAtor Bedienungsanleitung

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Skyfine ETHYWAY V2 Bedienungsanleitung

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Appion G5 Twin Bedienungsanleitung

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PCB Piezotronics 8159-0112A Bedienungsanleitung

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BW Technologies MicroDock II Bedienungsanleitung

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Sun Nuclear 1027 Bedienungsanleitung

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Biomark HPR LITE READER Bedienungsanleitung

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Hioki 3169-20 Bedienungsanleitung

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Ashcroft ATE-100 Bedienungsanleitung

ι

ι

178

577

D

1

/D2

S

ERV

IC

E

W

A

RN

I

N

G

Teldfun

m

@

THE

F

O

LL

O

W

I

N

G

S

ERV

ICI

N

G

I

N

ST

RU

CTION

S

A

RE

F

O

R US

E

BYQ

U

A

L

I

F

I

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D

PER

SO

NNEL

O

NL

Y

.

T

O A

V

OID

PER

SO

NA

L

I

NJUR

Y,

DO NOT

PERF

O

RM

ANY

S

ERV

ICI

N

G OT

HER

THAN

THAT

CO

N

TAI

NE

D

IN

O

PER

ATI

N

G

I

N

ST

RU

CTIONS

UNLESS

YO

U

A

RE

Q

U

A

L

I

F

I

E

D

TO

DOSO

.

COMMITTED

TO

E

XCELLENCE

PLE

AS

E

C

HE

C

K

F

O

R

C

H

A

N

G

E

I

NF

O

RM

ATIO

N

AT

THE

RE

AR

O

F

T

H

IS

M

A

NU

A

L

.

178

577

D1/D2

S

ERV

IC

E

I

N

ST

RU

CTIO

N

M

A

NU

A

L

Tektronix,

Inc

.

Ρ

.

Ο

.

Box

500

B

eaverton,

Oregon



97077



Serial

N

umber

070-1978-00



F

irst

Printing

SEP

1977

Product

Group

48



R

evised

APR

1985

Co

p

y

r

ig

h

t

f1977 Tek

tronix, Inc

.

All rig

h

ts

rese

r

ve

d

.

Contents

of

t

h

is

pub

licatio

n

may

not

be

re

produced

i

n

any

form

wit

h

out

t

he

written

permissio

n

of

Tek

tr

on

ix,

I

n

c

.

Products

of

Tek

tronix,

I

n

c

.

and

its

su

b

sidiaries

are

covered

by

U

.S

.

and

foreign

patents

an

d

/or

pen

d

ing

pate

nts

.

TEKT

R

O

N

IX,

ΤΕΚ

,

SCO

PE-M

OB

I

LE,

a

n

d



a

r

e

registe

r

ed

trademar

k s of

Te

k tronix,

Inc

.

T

ELE

Q

U

I

PMEN

T

is

α

registere

d

t

r

adema

rk of

Te

k

t r

onix

U

.

K

.

L

imited

.

Pr

i

n

ted

i

n

U

.S .A

.

Sp

ecification

an

d

price

ch

ange

p

r

ivileges

a

r

e

r

eserved

.

IN

ST

RUMEN

T

S

ER

IA

L

NUMBER

S

Eac

h

instrument

h

as

α

serial

n

um

b

er

on α

par)el

insert,

tag,

o

r

stampe

d

on

t

he

ch

assis

.

T

h

e

first

num

b

er

o

r

lette

r

d

esignates

t

he cou

ntry of

man

u

fact

ur

e

.

T

he

last

five

digits

of

t

h

e

serial

n

um

b

er

are

assigne

d

seq

u

entially

a

nd

are

u

n

i

que

to

eac

hinstru

m

e

n

t

.

T

h

ose

manufact

u re

d

in t

he

United

States

have

six

un

i

qu

e

digits

.

T

h

e cou

n

try

of

manufacture

is

i

d

entifie

d

as

follows

:

ΒΟΟΟΟΟΟ



Te

k

tro

n

ix,

I

n

c

.,

B

eaverto

n

,

Oregon,

USA

100000



Te

k

tro n

ix

G

u

er

n

sey,

Ltd

.,

C

h

ann

el

Islan

d

s

200000



Te

k

t r

o

n

ix

Un

ited

K

i

n

gdom,

L

td

.,

L

on

d

on

300000



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n

y/Te

k

t

r

o

n

ix,

J

ap

a

n

700000



Te

k

t

r

onix Hollan

d

,

NV,

Hee

r

e

n

vee

n

,

T

he Net

h erla n

ds

TABLE

OF

CONTENTS

P

age

SE

CTIO

N

1



S

PE

CI

F

ICATIO

N

1-1

SE

CTIO

N 2



O

PER

ATI

NG

I

NFO

R

M

ATIO

N



2-1

SE

CTIO

N

3



CI

RCU

IT

D

E

SC

R

I

P

TIO

N



3-1

SE

CTIO

N

4



M

AI

N

T

EN

A

NC

E

4-1

I

n

t

r

odu

ctio

n

4-1

PREVEN

TI

VE

M

AI

N

T

ENANC

E



4-1

Ge

n

eral



4-1

Clea

n

i

n

g



4-1

Lubr

icatio

n

4-1

V

isual

I

n

s

p

ection



4-1

T

r

a

n

sisto

r

s a

nd

I

nteg

r

ated

Ci

r

cu

its



4-1

R

ecal

ib

r

atio

n



4-1

TR

O

UBLE

S

H

OOTI

NG



4-2

I

n

t

r

odu

ction

4-2

T

r

ou

bles

h

ooti

n

g

Equ

i

pm

e

n

t



4-2

T

r

o

ub

les

h

ooti

n

g

Aids



4-2

Access

to

Ci

r

c

u

it

B

oa

rd

s



4-2

R

emovi

n

g

t

he

V

ertical

P

reamp

a

nd

F

ee

db

ac

k

Amplifie

r

B

oar

ds



4-4

Re

m

ovi

ng

and

R

e

p

laci

n

g

t

heF

ee

dbac

k

a

nd

V

ert

P

reamp

B

oar

ds

f

r

om

Cam-Switc

h

Assem

b

ly



4-6

Cam

Switc

h

R

e

p

ai

r

a

nd

R

e

p

laceme

n

t



4-6

R

e

m

oval of

Sto

r

age

Co

mp

art

m

en

t

S

h

iel

d

s



4-8

R

emoval

-

R

ig

h

t

Sh

iel

d

4=8

R

e

m

oval

-

L

eft

S

h

iel

d

4-8

R

e

p

lacement

of

Sto

r

age

Compartme

n

t

S

h

iel

d

-

L

eft

Si

de



4-9

R

e

p

lace

m

en

t

of

Sto

r

age

Comp

art

m

e

n

t

S

h

iel

d

-

R

ig

h

t

Si

d

e



4-10

SE

CTIO

N

5



PERF

O

RM

A

NC

E

CHEC

K

/AD

JUST

MEN

TPR

OC

ED

URE



5-1

I

n

tro

du

ctio

n

5-1

Services

Availa

b

le



5-1

Test

Equ

i

p

me

n

t

R

e

qu

i

r

ed



5-1

P

erfo

r

ma

n

ce

C

hec

k

5-2

A

dju

st

m

en

t

Pr

oce

dur

e



5-12

S

E

CTIO

N

6



REPL

AC

E

A

BLEELE

CT

R

ICA

L P

A

R

TS

SE

CTIO

N

7



SC

HEM

ATIC

DIAG

R

A

M

S &

CI

R

CU

IT

B

OA

R

D

I

LLU

ST

R

ATIO

N

S

SE

CTIO

N

Β



REPL

AC

E

A

BLE

ME

C

HAN

ICA

L P

A

R

TS

&

I

LLU

STR

ATIO

N

S

C

H

ANG

E

I

NF

O

RM

ATIO

N

178

Service

178

Service

Fig

.

1-1

.

178

Linear

Integrated

Circuit

Test

Fixture

.

SPECIFICATION

Sectio

n

1-178

Service

Int

r

od

u

ctio

n



Th

e

vertical d

eflectio

n

factor

switc

h h

as

28

positio

n

s

r

a

nging

fr

o

m

50

ρ

/Div

to

50

m/Div

(

un

mag

n

ifie

d

)

in

a

1-2-5

se

q

ue

nce

.

All

28

p

ositio

ns a

r

eu

se

d

for

cu

rre

n

t

T

he 178

L

i

nea

r

IC Test

F

ixtu

r

e

is

α

plug-in

device

for



m

easu

r

eme

n

ts,

b

ut

only

t

he

r

a

nge

f

r

om

10

μ

/Div

to

50

use

wit

h

t

he

577-D1

or

577-D2

Curve

T

r

ace

r

Syste

m

s

.

T

he



m

/Div

ca

nbe

use

d

fo

r

voltage

meas

u

reme

n

ts

.

Any

attem

p

t

577-178

combi

n

atio

n

,

wit

h

t

h

e

D1 Dis

p

lay

Un

it

module,

is



to

m

eas

ur

e voltage

u

si

n

g

vertical

d

eflectio

n

factors

less

design

ed

to

measu

r

e

t

hepa

r

a

m

ete

r

s

of

o

pe

r

atio

n

al



t

h

a

n10

μV

/Div

(

un

mag

n

ifie

d

)

ca

usest

heV

O

L

TS

indicator

am

p

lifiers,



com

p

arators,



d

iffere

n

tial



a

mp

lifie

r

s,



and



lig

h

t

to

t

u

r

n

off,

in

d

icati

n

g

an

u

nusab

le

switc

h

position

.

regulators

.

T

he

D2

Disp

lay

Un

it

may

be

use

d

,

but

lac

k

i

ng

d

is

p

lay

storage,

t

he

r

esults

may

n

ot

b

e

satisfactory

b

ecause

of

t

h

e

low

fre

q

ue

n

cies

n

ecessary

to

test

m

any



Vertical

d

eflection

factor

is

i

ncreasedby

te

n

w

hen

t

he

devices

.



V

ertical

P

OSITIO

N

Χ

10

VER

T

M

AG

kn

ob

on

t

he

577

is

pu

lle

d

to

t

h

eo

u

twa

rd

position

;

t

he

i

ncrease

is

in

d

icate

d

by

t

h

e

lamp

b

e

h

i

nd

t

h

e

VER

T

UN

ITS/DI

V

k

nob

sk

irt

.

T

h

is

The

178

L

i

near

IC

Test F

ixt

ur

e

feat

ures

α

swee

p

lam

p

also

tur

ns

off

if

an

u

nusable

switc

h

p

ositio

n

is

generato

r

,

p

ositive

a

nd

n

egative

s

upp

lies,

p

a

rt

of

t

he



selected

.

vertical

meas

u

ri

n

g

system, α

fee

db

ac

kloop

for

t

h

e

Device

Und

er

Test

(D

U

T),

a

nd

switc

h

i

n

g

ca

pa

b

ilities

to

facilitate

testi

ng

of

vario

u

s

paramete

r

s

und

er

d

iverse

co

nd

itio

ns

.



ΑFUN

CTIO

N

selecto

r

switc

h pr

ovi

d

es

eleven

test

p

ositio

ns

.

All

p

ositio

n

s

a

r

e

usef

u

l

to

test

o

p

e

r

atio

n

al

amplifie

r

s

.

T

he

swee

p

ge

n

erator

provi

d

es

α

varia

b

le

freq

u

e

n

cy,

0

.01

H

z

to

1

kH

z

sin

u

soi

d

al

o

u

tp

u

t

.

T

h

is

o

u

t

pu

t

is

use

d

to

force

t

he

D

U

T

o

u

t

pu

t

orthe

positive

a

nd

negative

su

p

p

lies



H

orizontal

deflection

facto

r

s

range

from

50

mV

/Div

to

(eit

he

r

in-p

h

ase

or

o

u

t-of-p

h

ase),

or

to

swee

p

t

he

D

U

T



200

V

/Div

(u

n

magnified),

a

nd

a

r

e

selecte

df

r

o

m

t

he

i

np

uts

.



CO

LLE

CTO

R

V

O

L

TS

seg

m

en

t

of

t

he

577

H

O

R

IZ

V

O

L

TS/DI

V

switc

h

.

The

do

voltage

levels

of

b

ot

h p

ositive

an

d

negative

su p

plies

are

i

nd

epen

d

en

tly

adju

sta

b

le

fr

om

0

to

30

volts

.

T

he

n

egative

s

upp

ly

am

p

lit

ude

can

b

e

m

ad

e

to

t

r

ack

(

h

ave

t

he

same

a

b

sol

u

te

val

ue

as)

t

h

ep

ositive

su

pp

ly

a

mp

litu

d

e

.

T

he

maxim

u

m

cu

r

r

e

n

t

ca

pa

b

ility

of

t

h

e

p

ositive

a

nd

n

egative

s

u

pplies

can

b

e

limite

d by

p

oten

tio

m

ete

r

s on

t

he

D

U

T

ca

rd

.

If

t

h

e

loa

d

c

u

r

r

en

t

atte

mp

ts

to

excee

d

t

h

e

set

li

m

its,

t

h

e

su

pply

cu

rre

n

t

limits

a

ndα

lam

p

fo

r

eac

h

sup

p

ly

i

n

dicates

t

h

e

co

nd

itio

n

.

Any

pair

(of

fo

u

r

p

airs)

of

i

n

te

rn

al

sou

r

ce

r

esistors

can

be

use

d

in

series

wit

h

t

he

am

p

lifie

r

i

np

uts

.

A

n

y

value

of

exte

rn

al

sou

r

ce

r

esista

nce

can

b

e

a

dd

ed

to

t

h

eDUT

ca

r

d

.

T

h

e

D

U

T

out

p

ut

can

be

loa

d

ed

wit

h

one

of

sevenvalues

of

inter

n

al

loa

d

r

esista

nce

.

Any

value of

exter

n

al

loa

d

resistance

can

b

e

a

d

de

d

to

t

h

eD

U

T

card

i

n

pa

r

allel

wit

h

t

he 50 k

Ω

of

r

esista

n

ce

pr

ovi

d

ed

on

t

h

e card

.

T

he

vertical

m

eas

u

rement

system

is

ca

p

able

of

measur-

i

n

g

eit

he

r

voltage

or

cu

rrent

.

T

h

ec

h

oice

of

voltage

or



T

he

store

d d

isplay

on

t

h

e

D1 Disp

lay

U

nit

is

erased

cu

rr

en

t

m

easu

reme

n

t

is

d

etermi

n

ed

by

t

he

p

ositio

n

of

t

he



w

h

e

neve

rt

he

FUN

CTIO

N

switch

is

changed

,

exce

p

t

w

hen

FUN

CTIO

N

switc

h

a

nd

is

i

nd

icated

by

t

h

e

AMP

S

or



switc

h

i

ng

b

etween

+I

NPUT

Ι

an

d

-I

NPU

T

Ι,

+

PS

RR

and

V

O

L

TS

lamp

.



-P

S

RR,

and

+S

UPPL

Y

Ι

a

nd

-S

UPPL

Y

Ι

.

T

he

Sta

nd

ard

Op

Am

pcar

d

can

b

e

u

sed

to

test

si

n

gle,

du

al,

andqua

d

ope

r

atio

n

al

am

p

lifiers

.

It

can

also

b

e

use

d

to

test

si

ngle a

nd du

al

comparators

an d d

ifferential

a

mp

lifiers

.

R

eg

u

lator

card

s

are

u

se

d

to

test

t

hr

ee-terminal

reg

u

lator

p

arameters

.

T

hese

r

eg

u

lator

cards

a

r

e

optio

n

al

accesso

r

ies

a

nd

a

r

e

cove

r

ed

on

se

p

arate

d

ata

sh

eets

.

IC

soc

k

et-

p

in

config

u

rations

m

u

st

be

connecte

d

to

t

hecards

b

y

u

si

nga

da

p

ter

soc

k

ets

an

d p

atc

h

co

r

ds

.

An

offset

Z

ER

O

bu

tto

n

provides

αzero

crt

display

reference

an

d n

ulls

offset

voltage

fo

r

certai

n

m

easu

r

e

m

en

ts

t

h

at

would

ot

he

r

wise

be

off

sc

r

een

.

Offset

is

usually

r

eset

auto

m

atically

w

h

en

t

h

e

setti

ng

of

t

he

FUN

CTIO

N

switc

h

is

chan

ge

d

.

Offset

must

b

e

r

eset

ma

n

ually

w

hen

switc

h

i

n

g

b

etwee

n

1

a

nd

.5

mV

/DI

V

a

nd

betwee

n

.1

mV

and

50

μ

V

/DI

V

.

S

p

ecification-178

Service

The

elect

r

ical

cha

r

acteristics

i

n

t

he

followi

n

g

table

are



Items

listed in

t

h

eP

erfo

r

ma

nce

R

eq

u

ire

m

e

n

ts

col

u

mn

vali

d

only

if

t

h

e

i

n

str

u

ment

h

as b

ee

n

calibrated

at

an



of

t

he E

lect

r

ical

C

ha

r

acte

r

istics

are

verifie

d

by

com

p

leting

am

b

ie

n

t

tem

pe

r

at

ur

e

b

etween

+20°

C

an d

+30°

C,

and

t

he



t

h

eP

erformance

C

h

ec

k

i

n

t

h

is

ma

nu

al

.

Items

liste

d

in

t

he

i

n

st

r

ume

n

t



is



o

p

erati

n

g

at

an



am

b

ient

tem

p

erature



S

upp

leme

n

tal

I

n

fo

rm

atio

n

column

a

r

e

n

ot

ve

r

ifie

d

in

t

h

is

b

etwee

n

O'

C

a

nd

+50

0

C

(

u

nless

ot

herwise

n

ote

d

)

.



m

a

nu

al

;

t

hey are

eit

h

e

r

exp

la

n

atory

notes o

r

pe

r

forma

nce

ch

aracteristics

fo

r

w

h

ic

h

no

limits

are s

p

ecifie

d

.

V

ertical

Deflection

Facto

r

s

I

npu

t

C

u

rrent

(

Ιη



50 ρΑ

/DI

V

to

.2

mA/DI

V

i

nα

1-2-5

se

+I

np

ut

Ι

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nd -Inp

u

t

Ι



q

ue

n

ce,

u

nm

ag

n

ifie

d

.

F

un

ctio

n

s

Accu

r

acy'

V

oltage"

C

h

aracteristic

C

MRR

Fun

ction

Accu

r

acy

PS

RR

Fu

nctio

n

Accuracy

Ta

b

le

1-1

ELE

CT

R

ICA

L

C

HA

R

ACT

ER

ISTICS

P

erformance

R

e

q

ui

r

eme

n

t

5

ρΑ

/DI

V

to

20

μΑ

/DI

V

wit

h

10

Χ

m

ag

n

ifier

on

.

W

it

h

in

t3°/

ο

±50

ρΑ

,

u

n

mag

n

ified

.

W

it

h

i

n

t4°/

ο

±50

ρΑ

w

it

h

10

Χ

m

ag

n

ifie

r

on

.

10

μ

V

/DI

V

to

50

m

V

/DI

V

i

n

α

1-2-5

se-

quen

ce,

un

mag

n

ified

.

1

μV

/DI

V

to

5

mV

/DI

V

with 10

Χ

mag

n

ifier

on

.

GAI

Na

nd

O

FF

S

ET

V



W

it

h

i

n

f3°/

ο

,

u

nmag

n

ified

;

f4°1

ο

wit

h 10

Χ

F

un

ctions

Acc

ur

acy'



~

m

ag

n

ifie

r

on

.

Within

±3°

k

+



G~

ΟΟΚ

Κ



%+150

μ

V

Ν

.

Within

±4°/

ο

+



G

αΊη

0

Κ

Κ



°

ο

±

1

Κ

μ

V

Ν

,

.

wit

h10

Χ

m

ag

n

ifier

on

(1

μV

/DI

V

to

5

μV

/DI

V

,

see

foot

n

otes

b

a

nd

ε

)

.

W

it

h

i

n

t3°/

ο

+



100

Κ



°/

ο

Gain

-

Κ

W

it

h

i

n

t4°/

ο

+



100

Κ



%

with

10

Χ

Gai

n

-

Κ

mag

n

ifie

r

on

(1

μV

/DI

V

to

5

μ

V

/DI

V

;

See

foot

n

otes

b

an

d

ε

)

.

'Acc

ur

acies

a r

e

t

he

h

ig

h

est

p

erce

n

tage of

on-screen

val

u

es

.

'V

ertical

m

ag

n

i

ficatio

n

is

not

r

eco

mm

ended

fo

r

.5

m

V

/DI

V

t

hr

oug

h

50

mV

/DI

V

unmag

n

ifle

d

setti

n

gs

.

S

u

p

p

le

m

e

n

tal

I

n

fo

rm

atio

n

`D

U

T

gai

n

w

it

hs

m

all

voltage

sig

n

al

o

u

t

n

ea

r

ze

r

o

wit

h50 k

Ω

loa

d

:

Κ

=10

f

o

r

50

m

V

/Div

to

1

m

V

/Div,

Κ

=100

fo

r

.5

m

V/D

i

v

to

100

μ

/Div,

and

Κ

=1000

fo

r

50

μV

/Div

to

10

μV

/Div

.

V

c

m

=Common-

mode

voltage

.

Cu

rr

en

t

V

oltage

Cu

rr

en

t

Am

p

lit

ude

C

h

aracte

r

istic

P

owe

r

Supp

ly

Cu

rr

en

t

Curre

n

t

M

od

e

Accuracy'

Collector

Su

pply

Curre

n

t

M

od

e

Acc

ur

acy'

P

ositive

a

nd

N

egative

S

u

p

p

lies

Accu

r

acy

Swee

p

Ge

ne

r

ato

r

Fr

eq

ue

n

cy

Accuracy

In

O

FF

SE

TAN

D

GAI

N

Fun

ctio

ns

Commo

n

-mo

d

e

V

olt-

age

i

n

INPU

T

Ι

an

d

C

MRR

Fun

ctions

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owe

r

Supp

ly

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olt-

age

i

n P

S

RR

a

nd

S

UPPL

Y

Ι

F

u

n

ctions

Manual

Swee

p

At

least

150

mA

P

erfo

r

ma

n

ce

R

e

qu

ireme

n

t

1

ηΑ

/DI

V

to

50

mA/DI

V

in

α

1-2-5

se-

qu

e

n

ce,

unmagnified

.

0

.1

ηΑ

/DI

V

to

5

mA/DI

V

wit

h 10

Χ

mag

n

ifier

on

.

W

it

h

in

t3°/

ο

t1

ηΑ

u

n

mag

n

ifie

d

;

+4

ο/ο

t1

ηΑ

wit

h

10

Χ

mag

n

ifie

r

on

.

1

ηΑ

/DI

V

to

50

mA/DI

V

in

α

1-2-5

se-

qu

en

ce,

u

nmagnifie

d

.

0

.1

ηΑ

/DI

V

to

5

mA/DI

V

wit

h

10

Χ

magnifier

on

.

W

it

h

i

n

±3°

k

t1

ηΑ

,

u

nmagnified

.

±4%

t1 ηΑ

wit

h 10

Χ

m

ag

n

ifie

r

on

.

A

dju sta

b

le

from

0

to

30

V

.

W

it

h

i

n

t2°/

ο

±100

mV

.

0

.1

Hz

to

1

kH

z, si

n

usoi

d

al

sig

n

al

.

F

ive

r

an

ges,

0

.1,

1,

10,

100,

and

1000

H

z

wit

h

Χ

.1

to

Χ

1

va

r

iable

.

Wit

h

i

nt5°/

ο

in cali

br

ate

d

(

Χ

1)

positio

n

.

0

V

to

30

V

t3°/

ο

maximu

m

peak

.

In

t

h

e

1

m

V

/DI

V

to

50

m

V

/DI

V

ranges,

t

he

values

a

r

e 10

ο

/

ο

lowe

r

.

'Accu

r

acies

a

r

e

t

he

h

ig

h

est

pe

r

cen

tage

of

on-screen

val

u

es

.

Ta

b

le

1-1

(co

n

t)

ELE

CT

R

ICA

L

C

H

A

R

ACT

ER

ISTICS

S

p

ecificatio

n

-178

Se

r

vice

Su

pp

le

m

e

n

tal

I

n

format

i

on

B

ot

h

s

upp

lies

εαη

b

e

a

dju ste

d

from

t

he

+SUPPL

Y

co

n

tr

ol

.

N

egative

su

p

p

ly

can

be

in

d

epen

d

ently

a

dju

sted

usi

n

g

t

he υη

-

cali

b

rate

d

-SUPPL

Y

cont

r

ol

.

T

h

e-S

UPPL

Y

voltage

is

wit

h

i

n

f1

ο/ο

(abso-

l

u

te)

of

the

+S

UPPL

Y

voltage

w

hen

t

he

-SUPPL

Y

co

n

t

r

ol

is

i

n

t

h

eTR

AC

K

+S

UPPL

Y

position

.

Ad

j

ustable

cu

rr

e

n

t

limiti

ng

.

Ra

n

ges

overla

p

at

Χ

.1

en

d

of

va

r

ia

b

le

.

A

dju sta

b

le

from

O

V

to

30

V

t3°/

ο

maxi

m

u

m

Ad

j

ustable,

de

p

en

ds

on

f

un

ction

.

T

he

voltage

pea

k



s

hould be

limited

to

t

h

e

out

p

ut

cap

ability

of

t

he

D

U

T

.

L

imite

d

to

t

he

powe

r

s

u

pply

voltages

(clip

pe

d

)

See

P

ositive

and

N

egative

Su

pplies

T

he

Ge

n

eratoro

u

t

pu

t

may

b

e

man

u

ally

set

to

any

do

level

(

un

cali

b

rate

d

)

wit

h

i

n

its

ampli-

t

ud

e

range

(

d

epen ds

on

t

he

setti

ng

of

t

he

FUN

CTIO

N

switc

h

) .

Sp

ec

i

ficat

i

on-178

Service

Ta

b

le

1-1

(co

n

t)

ELE

CT

R

ICA

L

C

HAR

ACT

ER

ISTICS

C

ha

r

acteristics



P

erforma

n

ce

R

eq

uire

m

en

t



S

upp

le

m

e

n

tal

Info

r

mat

i

on

So

u

rce

R

esista

nce

R

esista

n

ces



I



I



F

ou

r

p

ai

r

s

;

50

Ω

,10 k

Ω

,

20

k

Ω

,

a

n

d

50

k

Ω

.

Tolerance



Ι



Ι

f1°/

ο

±10

Ω

.

L

oa

d

R

esista

n

ce

Wh

en

t

he

VER

T

UN

ITS/DI

V

switc

h

is

setto

1

m

V

/DI

V

t

hr

oug

h

50

mV

/DI

V

,

t

h

e

i

nd

icate

d

val

u

es

i

n

crease

by

500

Ω

.

Exte

rn

al

resis-

tors

ca

n

be

use

d

.

R

esista

n

ces



Seve

n

R

esistances

;100

Ω

,1

k

Ω

,

2

k

Ω

,

5 k

Ω

,

I



~



10

k

Ω

,

20

k

Ω

,

an

d

50

k

Ω

.

Tolerance



f3°/

ο

except

w

h

en

usi

n

g

t

he

50

m

V

,

20

m

V

,

a

nd

10

mV

p

ositions

of

t

he

VER

T

UN

ITS/DI

V

switch

.

T

h

e

tolerance

fo

r

t

h

e

50 k

Ω

t

h

e

n b

ecomes±30%,

fo

r t

h

e

20

k

Ω

±14%,10

k

Ω

t7"/

ο

,

an

d

5

k

Ω

f3°/

ο

w

he

n

t

h

e

D

U

T

out

p

ut

voltage

swin

g

is

2

.5

V

o

r

less

.

T

he

m

axi

m

u

m

tolerancedecreases ex

p

o-

n

e

n

tially

as

t

he

ou

t

p

ut

swing

is

i

nc

r

eased

a

nd

is

less

t

ha

n

t3°/

ο

w

h

en

t

he

out

p

ut

is

swin

gi

n

g

±30

volts

.

Ta

b

le

1-2

ENV

I

R

O

NMEN

TA

L

C

HA

R

ACT

ER

ISTICS

C

h

a

r

acte

r

istic



P

erformance

R

eq

ui

r

e

m

e

n

t



Ι



S

u

ppleme

n

tal

Tem

p

eratu

r

e

S

p

ecified

O

pe

r

ati

ng



Ι



Ι



+10°

C

(+50°

F)

to

+40°

C

(+104°

F)

U

sef

u

l

O

pe

r

ati

ng



Ι



Ι



0°

C

(+32°

F)

to+50°

C

(+120°

F)

Non-operating



Ι



Ι



-40°

C

(-40°

F)

to

+65°

C

(+149°

F)

.

Altitu

d

e

Operatin

g



Ι



Ι



To

10,000

feet

(3000

metres)

Tra

n

sportatio

n

12-i

n

ch (30

cm)

p

ack

age

d

rop

.

Qualified

u

nd

e

r

t

he

N

atio

n

al

Safe

Tra

n

sit

Co

mm

ittee

pr

oce

du

re

1

Α

.

Di

m

ension

s

H

eigh

t

W

i

d

t

h

De

p

t

h

W

eig

h

t

N

et

Table

1-3

PH

YSICA

L

CH

AR

ACT

ER

ISTICS

4

.5

i

nches

(11

.4

cm)

7

.9

i

nches

(20

.1

cm)

7

.8

inc

hes

(19

.8

cm)

3

.3

p

ounds

(1

.5

k

g)

STA

N

DA

R

D

ACC

E

SSO

R

I

E

S

R

efer to

t

he

R

ep

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