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S P E C IF IC A T IO N S

GENERAL

1.  Semiconductors

2.  Frequency  Range

3.  Modes  of  Operation
4.  Controls

5.  Connectors  and  Jacks

6.  Speaker
7.  Microphone

8.  Power  Supply

9.  Dimensions 

10.  Weight

RECEIVER

1.  Sensitivity  at S/N  10dB

2.  Selectivity
3.  AGC  Figure  of  Range
4.  Squelch  Range

5.  Audio  O utput  Power
6.  Distortion  at input  100uV
7.  Audio  Frequency  Response
8.  Spurious  Response

9.  IF  Frequency

10.  Current  Drain  no  audio

SSB TRANSMITTER

1.  RF  Output  Power

2.  Carrier Suppression
3.  Unwanted  Sideband  Suppression
4.  Plarmonic Suppression

5.  Current  Drain

AM  TRANSM UTER

1.  RF  O utput  Power

2.  Modulation  Capability
3.  Harmonie Suppression
4.  Current  Drain

22 Transistors,  2  FET,  10  IC's,  54  Diodes  and  3  LED 

Low  Band  1  —   40 

26.965  —   27.405MHz

High  Band  1  —   40 

27.665 —   28.105MHz

AM,  Lower Sideband  and  Upper Sideband 

Volume  Control  with  power on-off switch 
Variable  Squelch  Control 
Mike  Gain  Control.

RF  Gain  Control.

SWR/CAL  Control.

Mode  Selector Switches 
Clarifier Control 
Channel  Selector Switch 

Noise  Blanker/ANL Switch.
Meter Select Switch.
CH-9  Priority Switch 
CW  Switch

High/Low  Band  Switch 
Microphone  Connector 
Coaxial  type  Antenna  Connector 
Key Jack  fo r CW.
External  Speaker Jack 
DC  Power Jack 
3-1/2  inches,  8  ohms 
Dynamic  Microphone  (500  Ohms)

13.8VDC

8 "  (W)  x  1-1/8"  (H)  x  7-5/16"  (D)
4  LBS 07  OZS

AM .........0,5uV 

SSB.......... 0.2uV

AM .........5KHZ 

SSB.......... 2.2KHZ

80dB
0.5uV  -   1000uV 
3 W atts 
6

%

300  -2 2 0 0 H Z

More  than  45dB  spurious  signal  is  required  to  produce  the 

same  amount  of  audio  output  as  the  desired  receive  signal. 
9.785MHZ 

500mA

12 Watts  PEP 

More  than  40dB 
More than  50dB 
More than  60dB 
850mA

4 Watts

More than  80% 
More than  60dB 

1800mA

-   10  -

Summary of Contents for TS-340 DX

Page 1: ...s n m m E R M R m p Model TS 340 DX OWNERS MANUAL 4 0 4 0 CHANNEL MOBILE AM SSB TRANSCEIVER...

Page 2: ...for shipment Open the carton carefully to avoid damage Examine the unit for any visible damage If the transceiver has been damaged in shipment save the box and packing material and notify the transpo...

Page 3: ...e Control Squelch Channel Selector Clarifier Channel Indicator SWR CAL RF Gain Mic Gain Mode Switch Model Light High Low Band Switch NB ANL Switch CAL Switch MOD RF Meter Switch CW Switch CH 9 Priorit...

Page 4: ...OR The channel selector switch is used to select the channel frequency It automatically adjusts both the transmitter and receiver frequencies and displays your s lection in bold L E D Light Emitting D...

Page 5: ...e sideband signal In single sideband transmission the carrier and one sideband are removed from the transmitted signal Thus only one sideband is transmitted LSB transmission is the transmission of the...

Page 6: ...lk bar 3 Set the function switch to the top SWR position 4 Press the microphone push to talk bar and read the SWR measurement on the bottom meter scale The SWR scale is calibrated at 1 1 5 2 and 3 If...

Page 7: ...oise blanker and ANL circuits for maximum noise suppression and elear r ception DC CONNECTOR This connector is used to supply power to your TS 340 DX The plug in feature allows easy removal for securi...

Page 8: ...THOUT AN ADEQUATE ANTENNA SYSTEM OR LOAD ANTENNA SWR SHOULD NOT EXCEED 3 1 FAILURE TO FOLLOW THESE RECOMEN DATIONS COULD RESULT IN DAMAGE TO THE RE OUTPUT TRAN SISTOR 1 Make sure the proper connection...

Page 9: ...etal case of the transceiver should be grounded A standard antenna connector type SO 239 is provided on the transceiver for easy connection to a standard PL 259 cable termination MOBILE INSTALLATION A...

Page 10: ...M OUNTING IN S T R U C T IO N S WASHER x5 MOUNTING BRACKET 9...

Page 11: ...0 26 965 27 405MHz High Band 1 40 27 665 28 105MHz AM Lower Sideband and Upper Sideband Volume Control with power on off switch Variable Squelch Control Mike Gain Control RF Gain Control SWR CAL Contr...

Page 12: ...the SSG is turned off at the normal output 10 Set the Mode Switch to USB Volume Control at maximum Squelch at minimum and Clarifier in the center Tune off the modulation of the SSG and remove the fre...

Page 13: ...ansfers the power from your transceiver to the antenna The output of your transceiver is 50 52 ohms Your antenna is designed to be 50 52 ohms For this reason RG58 U or RG8 U cable is used because it a...

Page 14: ...and 1 8 to 1 4 inch thereafter until the LOWEST reading is obtained on the RF meter That s righ t THE LOWEST READING Your RF output meter is a voltage sensing device It is installed in the RF output...

Page 15: ...six months or so re check the SWR Car washes rod grime and Chemicals can eftect the mechanical connections of an antenna and corrode them This corrosion can cause poor electircal connections and lead...

Page 16: ...trol 6 1 2 Volt 7 transm it Teceive Switching Case ground Alv ays operate f he transceiver willi the shortening plug inserted in the accessory jack or with the following extcnal connections I Headset...

Page 17: ...CIRCUIT DIAGRAM...

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