Sangean ATS-909X - WORLD BAND RADIOS Bedienungsanleitung

ATS-909X

FM / MW / LW / SW

PLL SYNTHESIZED RECEIVER

CONTENTS

Specification 2-6

Main PCB Block Diagram 7

Control PCB Block Diagram 8

Alignment Instructions 9-16

Test Points Diagram 17

Main PCB Top View 18

Main PCB Bottom View 19

Control PCB Top View 20

Control PCB Bottom View 21

Key PCB Top View 22

Key PCB Bottom View 23

Wiring Diagram 24

Troubleshooting Flow Chart 25-28

Electrical Parts List 29-34

Mechanical Parts List 35-36

Exploded Views 37

IC Circuit Block Diagram 38-44

Semiconductor Lead Identifications 45

IC and Transistor Voltage Chart 46-51

Main Schematic Diagram 52

Control Schematic Diagram 53

Specification

FM. ELECTRICAL PERFORMANCE

Mod：ATS-909X(CE) Brand ：

SANGEAN Temp：25∘CR.H. ：

75%Date：

2010/12/21 Ver.：APage：

1/5

Condition Value Test No.

Test Item Input Output freq Nom. Lim. 1. 2. 3. Unit

Min 87.5

±0.05

Tuning Range S/N=6dB Max 108.0 ±0.05 MHz

Intermediate freq. S/N=6dB 10.7

±0.05 MHz

90MHz 16

98MHz 16

Max. Sensitivity S/N=6dB 106MHz 16 dBμ

88MHz 16 22

98MHz 16 22

Usable Sensitivity S/N=30d

B 106MHz 16 22 dBμ

RDS Sensitivity 98MHz 28 dBμ

Image Rejection

I.F. Rejection

3dB Limiting(1mV) 80dBμ20 26 dBμ

Min. output 60dBμ0.6 3 mv

Tuning Ind. Sens. (4 nd.dot) 13 18

Auto. Scan. Stop. Sens. 18 24

Stereo indicator Sens. 18 24 dBμ

Stereo separation (1KHz) 25 20 dB

Spurious rejection 50 dB

S/N Ratio 60dBμ50 44 dB

Alter. Channel Select. 40 dBμR.O. 25 dB

Am. suppression 60dBμ.EMF 30 dB

Output Power 400kHz 10%T.H.D 1 0.8 W

T.H.D.(75KHz dev.) 400/1kHz 2 4 %

Over load capacity 10%T.H.D

98MHz

106 dBμ

Calibration

*Lowest Batt. volt. 60dBμ98MHz 3.9 4.2 V

Audio Fidelity. –3dB

(W/Pre-emphasis) 60dBμTONE.

NORMAL 98MHz 150

8K Hz

60dBμMUSIC 98MHz +7.5 +3

TONE action 10kHz/1kHz

VOLUME AT CENTER

POSITION 60dBμMENS 98MHz -22 -16 dB

Supply Voltage: AC 9 V R. O. : 50 mW Load: 8 Ohm Modulation:400Hz/22.5 Dev.

Remark：

Approved by

蔡宇曙 2010/12/21

Released/Tested by

黃澍寰 2010/12/21

Specification

MW ELECTRICAL PERFORMANCE

Model ;ATS-909X(CE

)Brand：

SANGEAN Temp：25∘

CR.H. ：

75%Date：

2010/12/21 Ver.：APage：

2/5

Condition Value Test No.

Test Item Input Output Freq. Nom. Lim. 1. 2. 3. Unit

Min. 520

±1

Tuning Range Max. 1710 ±1 KHz

Intermediate freq. S/N=6 dB 1st IF

2nd IF 55845

450 ±1 KHz

603KHz 58

999KHz 56

Max. Sensitivity S/N=6 dB 1404KHz 56

dBμ/m

603KHz 58 64

999KHz 56 62

Usable Sensitivity S/N=20d

B 1404KHz 56 62

dBμ/m

Image Rejection S/N=6 dB 1404KHz 36 30 dB

I. F. Rejection(450KHz) S/N=6 dB 50 dB

Selectivity(±10KHz) S/N=6 dB 40 dB

Bandwidth (WIDE)6 dB S/N=6 dB 7 4-8 KHz

Bandwidth (NARROW)6 dB S/N=6 dB 4.5 2.5-6 KHz

T. H. D.(5mV) 74 dBμ/m 2 4 %

Lowest Batt. Volt. 74 dBμ/m 3.9 4.2 V

Hum Modulation. 100 dBμ

/m dB

Tuning Ind. Sens.(4nd.dot) 48 54

dBμ/m

Auto. Scan. Stop. Sens. 56 62

dBμ/m

S/N Ratio 74 dBμ/m 32 dB

Current Consumption 74 dBμ/m mA

TONE ACTION(3KHz) 74 dBμ/m NORMAL

/NEWS 10 6 dB

150

Audio fidelity(-6dB)

WIDE 74 dBμ/m

2100 Hz

Output power 74 dBμ/m

400Hz MAX

10%T.H.D 1 0.8 W

Over Load Capacity 30%Mod 10%T.H.D 100

dBμ/m

A. G. C. F. O. M. 100dBμ

/m 50 dB

A. C.A.(. ±10KHz)

999KHz

28 dB

Whistle Modulation(5mV/M) 74 dBμ/m 2IF/3IF 15 %

Supply Voltage:AC9 V R. O. : 50

mW Load: 8 Ohm Modulation:400Hz/30%

Remark：

Approved by

蔡宇曙 2010/12/21

Released/Tested by

黃澍寰 2010/12/21

Specification

SW ELECTRICAL PERFORMANCE

Mode：ATS-909X(CE) Brand：

SANGEAN Temp：25∘

CR.H. ：

75%Date：

2010/12/21 Ver.：APage：

3/5

Condition Value Test No.

Test Item Input Output Freq. Nom. Lim. 1. 2. 3. Unit

Min. 1711 ±1K

Tuning Range Max. 29999 ±1K KHz

Intermediate freq. S/N=6Db 1st. IF

2nd. IF 55845

450 ±1 KHz

3900KHz 22

15100KHz 18

Max. Sensitivity S/N=6Db 25600KHz 18

dBμ

3900KHz 22 28

15100KHz 18 24

Usable Sensitivity S/N=20D

b 25600KHz 18 24

dBμ

Calibration

S/N=6Db 3900KHz

15100KHz

25600KHz ±1 KHz

150 Hz

Audio fidelity(-6 Db) 2200 Hz

Selectivity(±10KHz) S/N=6Db 50 Db

Bandwidth (WIDE)6Db S/N=6Db 6 4-8 KHz

Bandwidth (NARROW)6Db S/N=6Db 4.5 3-7 KHz

T. H. D. ( 60 emf dBμ) 2 4 %

A. G. C. F. O. M.( 86 dBμ) 60 Db

Image Rejection 42 36 Db

I. F. Rejection (450KHz) 76 60 Db

Lowest Batt. Volt. 3.9 4.2 V

Hum Modulation (5Mv) Db

Tuning Ind. Sens.(4nd.dot) 18 dBμ

Auto. Scan. Stop. Sens. 10 dBμ

S/N Ratio ( 60 dBμ) 40 Db

Output power MAX

10%T.H.D 1 0.8 W

Over Load Capacity 30%mod. 10%T.H.D 86 80

dBμ

RF Gain Control 28 ±6 Db

SSB/CW sens.(S/N=10Db) -3 +3 dBμ

Freq.Rewponse(-6Db) Hz

A.C.A.( ±10KHz)

15100KHz

28 Db

Whistle Modulation 2IF/3IF %

Supply Voltage:AC 9 V R. O. : 50 Mw Load: 8 Ohm Modulation:400Hz/30% Mod

Remark：

Approved by

蔡宇曙 2010/12/21

Released/Tested by

黃澍寰 2010/12/21

Specification

LW ELECTRICAL PERFORMANCE

Model ：

ATS-909X(CE) Brand：

SANGEAN Temp：25∘

CR.H. ：

75%Date：

2010/12/21 Ver.：APage：

4/5

Condition Value Test No.

Test Item Input Output Freq. Nom. Lim. 1. 2. 3. Unit

Min. 100 ±1

Tuning Range Max. 519 ±1 KHz

Intermediate freq. S/N=6dB 1st. IF

2nd. IF 55845

450 ±1

KHz

180KHz 68

216KHz 66

Max. Sensitivity S/N=6dB 279KHz 64

dBμ/m

180KHz 68 74

216KHz 66 72

Usable Sensitivity S/N=20d

B 279KHz 64 70

dBμ/m

Image Rejection 279KHz 30 24 dB

I.F. Rejection 450KHz S/N=6dB 225KHz 50 dB

Selectivity(±10KHz) S/N=6dB 40 dB

Bandwidth -6dB S/N=6dB KHz

T. H. D. ( 5mV ) 74dBμ/m 2 5 %

Lowest Batt. Volt. 74dBμ/m 3.9 4.2 V

Hum Modulation dB

Tuning Ind. Sens.(4nd.dot) 68

dBμ/m

Auto. Scan. Stop. Sens. 72

dBμ/m

S/N Ratio ( 5mV ) 74dBμ/m 20 dB

Current Consumption 74dBμ/m mA

Tone action(3KHz) 74dBμ/m NORMAL

/NEWS dB

Freq.Rewponse(-6dB) 74dBμ/m

150

2.1 Hz

KHz

Output power 74dBμ/m

1KHz MAX

10%T.H.D 1 0.8 W

Over Load Capacity 30%mod. 10%T.H.D 106

dBμ/m

A. G. C. F. O. M. 100dBμ/m

216KHz

Calibration

S/N=6dB 180KHz

225KHz

279KHz ±1 KHz

Whistle Modulation 2IF/3IF %

Supply Voltage:AC 9 V R. O. : 50 mW Load: 8 Ohm Modulation:400Hz/30% Mod

Remark：

Approved by

蔡宇曙 2010/12/21

Released/Tested by

黃澍寰 2010/12/21

Specification

AUX-IN ELECTRICAL PERFORMANCE

Mode ：

ATS-909X(FCC) Brand：

SANGEAN Temp：25∘

CR.H. ：

75%Date：

2010/12/21 Ver.：APage：

5/5

Condition Value Test No.

Test Item Input Output Freq. Nom. Lim. 1. 2. 3. Unit

Output Power AUX IN=0.5V/400Hz

THD=10% 1500 1000 mW

AUX IN

Dynamic Range

Output=R.0

THD=3%

AUX IN=400Hz 1.5 1 V

I/S (Input Sensitivity) AUX IN=400Hz

OUT= 0.5W

Volume=MAX 150 ±50 mV

DISTORTION AUX IN =I/S 400Hz

OUT=R.O 0.5 1 %

MIN OUTPUT AUX IN =I/S 400Hz

Volume=MIN 1 3 mV

S/N RATIO AUX IN =I/S 400Hz&GND

OUT=R.O 56 50 dB

100Hz 0 ±2

Frequency Response AUX

IN=0.15V/1KHz

OUT=50mW=0dB 10KHz 0 ±3 dB

LINE OUT LEVEL

(REC OUT IMPD=10K) AUX IN =I/S 400Hz 150 ±80 mV

Supply Voltage:

Adaptor AC 9V

R.O.: 50mW Load: 8 Ohm

Remark：Approved by

蔡宇曙 2010/12/21

Released/Tested by

黃澍寰 2010/12/21

D36

SWITCH

ANT1

CN3

SP1

RADIO 3V D30

NI-MH

MAIN PCB BLOCK DIAGRAM

W501

W201

X302

32.768KHz

CN3

X301

4.332MHz

W305

W304

RADIO 3.3V

CONTROL PCB BLOCK DIAGRAM

ALIGNMENT INSTRUCTIONS

(1) ALIGNMENT FOR 452KHZ / 448KHZ OSCILLATOR

a. Required Instrument

Frequency Counter

b. Alignment Procedure

Setting Procedure

(1) Connect a frequency counter to TP1.

RECEIVING

FREQUENCY 15.1 MHz (2) Turn the radio to ON and set AM mode to “USB”.

BAND SW

(3) Adjust TC1 to have a reading specification frequency 452KHz

AM MODE USB/LSB ±30Hz.

TONE NORM

(4) Set AM mode to “LSB” condition.

RF GAIN MAX. (5) Adjust TC2 to have a reading specification frequency 448KHz

ADJUSTMENT TC1, TC2 ±30Hz.

c. Instrument Connection

TC2TC1

TP1

Frequency Counter

448.00 KHz

(2) ALIGNMENT FOR AM 2ND LOCAL OSCILLATOR

a. Required Instrument

RF Signal Generator (RFSG)

Frequency Counter

DVM

b. Alignment Procedure

Setting Procedure

(1) Set RFSG output level to 80 emf/dBµand frequency to 55.845MHz

with modulation 1KHz 30%.

RECEIVING

FREQUENCY 15.1 MHz (2) Turn the radio to ON and set AM mode to “AM”.

BAND SW

(3) Turn the radio receiving frequency to 15.1MHz.

AM MODE LSB (4) Connect RFSG output to ANT IN (TP2).

TONE NORM

(5) Adjust T7 to get 1KHz maximum level output of the speaker.

(6) Change RFSG output frequency to 55.843MHz.

(7) Change AM mode to “LSB” mode.

WIDE / NARR.

MONO WIDE (8) Check TP3 to have a reading on DVM 1.5V ±0.05.

RF GAIN MAX. (9) Set key lock function to ON.

ADJUSTMENT T7 (10) Adjust T7 to get the speaker output tone beat below 50Hz.

c. Instrument Connection

TP8

TP4

SSVM

Frequency Counter

0.000 KHz dBµ

55.845 MHz30%

RF OUT

RFSG

TP2

TP5

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