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MICROPHONE  JACK

The  7-pin  DIN  standard  accessory  jack  has  the  following  internai  connections:

1.  Internai  speaker  (Z  8  ohm) 

5.  N/C

2.  AF. out  for  sélective  calI. 

6.  -+T2V  for  VOX  unit  etc.

3.  Audio  output  (Z  8  ohm-10K ohm) 

7.  Transmit/Receive  switching.

4.  Microphone  input  (Z  600-10K  ohm)

Always  operate  the  transceiver  with  the  microphone  plug  inserted  in  the .microphone 

jack,  or  with  the  following  external  connections:

I.  Microphone  with  VOX. 

2 .  Headset  or  Telephoneset  with  P TT.

3 .  External  microphone

4 .  Headset  or  Telephoneset  with  VOX

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32 — 10K  ohm 
Speaker

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Voice  Control 
Unit

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6 0 0 -10K  ohm 
Microphone

5. 

External  microphone/speaker  with  P T T . 

6.  Internai  connection

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Summary of Contents for TS-664S

Page 1: ...CITIZENS BAND TRANSCEIVER INSTRUCTION MANUAL MODEL TS 664S...

Page 2: ...controlled Sensitivity 1 iV or better for lOOmW output 10 dB signal to noise ratio Intermediate Frequency Is t 1 F 10 7 MHz 2nd I F 455KHz Receiver Selectivity 40 dB down at 10 KHz or more Squelch Sen...

Page 3: ...FF KNOB RF POWER S METER RECEIV1NG LIGHT CHANNEL SELECTOR KNOB CALL BUTTON MICROPHONE JACK CALL CIRCUIT OPTION TRANSM1TT1NG LIGHT PACKING LIST Beside this manua the carton shall contain the following...

Page 4: ...ill give you exceptional r ception quality in this fine piece of equipment In addition the above combination of the latest technology provides you with a sensitivity and unwanted signal rejection and...

Page 5: ...e microphone or 32 ohm speaker microphone combination with a 1K ohm resistor in s ri s RECEIVE TRANSMIT SWITCHING The receive transmit switching is done by a single pole single throw switch in the mic...

Page 6: ...ansmit button on the microphone and check with the SWR Meter Immediately the SWR of your antenna The SWR must be less than 1 to 2 Do this within 3 seconds because if the SWR is higher than 1 to 2 it i...

Page 7: ...the communication 1 Turn the set on by switching the LOW CH OFF HIGH CH snap switch to the desired channel range and the channel dial w ill be lighted Turn the volume control clockwise to increase the...

Page 8: ...COMPLETE PARTS LAYOUT SW l CHANNELSELEC TO R frf SW I 1...

Page 9: ...BLOCK DIAGRAM 12...

Page 10: ...354 Heatsink for 2SC1237 2SC1307 B 494252 MP 211 Meter Lamp Reflection plate 484063 MP 212 Channel Indicator Screen 484107 MP 214 Mounting Bracket for Channel Lamp 484108 MP 111 Call Switch Contact 48...

Page 11: ...KS2 VR1 Semi Variable Resistor 50K ohm SVR050KS2 T3 4 RX RF Tuning Coil 089 905 T5 6 I F T 10 7 MHz 089 901 TU 12 TX Mixer Coil 087 904 T10 37 MHz OSC Coil 087 905 T7 i F T 455 KHz 089 902 T8 1 F T 45...

Page 12: ...ircuit TA 7200P IC2 Integrated Circuit TA 7205P TRI FET 3SK 40 TR9 FET 2SK 30A TR18 Trans istor 2SC1307 TR16 17 Transistor 2SC1957 TR 2 3 4 5 8 13 14 15 Transistor 2SC1675 TRIO Transistor 2SC1096 TR7...

Page 13: ...55 27 475 4 27 005 27 325 17 27 165 27 485 5 27 015 27 335 18 27 175 27 495 6 27 025 27 345 19 27 185 27 505 7 27 035 27 355 D 27 195 27 515 B 27 045 27 365 20 27 205 27 525 8 27 055 27 375 21 27 215...

Page 14: ...03 S24T3 VE i o4 is ai3 vi v 3 S9U stMsmvrTY l J 2413 V AOi VJIIZ SK VSWJUEmADJ MODEL TS B64S...

Page 15: ...PRINTED CIRCUIT BOARD PARTS LAYOUT...

Page 16: ...600 10K ohm Always operate the transceiver with the microphone plug inserted in the microphone jack or with the following external connections I Microphone with VOX 2 Headset or Telephoneset with PTT...

Page 17: ...CIRCUIT DIAGRAM MODEL TS 664S...

Page 18: ...PRINTED CIRCUIT BOARD PARTS LAYOUT FUSE HOLDER W SA...

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