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TABLE OF CONTENTS 

 

Specifications

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

 

 

Installation

 

 

Location  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Mounting The Radio  . . . . . . . . . . . . . . . . . . . . . . . . . . 

Ignition Noise Interference  . . . . . . . . . . . . . . . . . . . . . 

Antenna  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Tuning The Antenna For Optimum SWR  . . . . . . . . . . 

External Speaker  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

 

 

Operation

 

 

Control Functions  . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Front Panel  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Rear Panel  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

10 

Frequency List  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

11 

Procedure To Receive And Transmit  . . . . . . . . . . . . . 

12 

Receiving SSB Signals  . . . . . . . . . . . . . . . . . . . . . . . . 

13 

Alternate Microphones And Installation  . . . . . . . . . . . 

15 

Maintenance And Adjustment  . . . . . . . . . . . . . . . . . . . 

18 

A Few Rules That Should Be Obeyed  . . . . . . . . . . . . 

19 

How Your CB Can Serve You  . . . . . . . . . . . . . . . . . . 

19 

Use Channel 9 For Emergency Messages Only  . . . . . 

20 

Warranty  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

21 

 
 
 
 
 
 
 

SPECIFICATIONS 

 

GENERAL

 

 

Channels 40 
Frequency Range 

26.965 ~ 27.405 MHz 

Emission AM/USB/LSB 
Frequency Control 

Phase-Lock-loop (PLL) Synthesizer 

Frequency Stability 

0.001% 

Temperature Range 

-30

°

C to +50

°

Input Voltage 

13.8 VDC 

Antenna Impedance 

50 Ohms 

Speaker Impedance 

8 Ohms 

Size 

7 7/8” (W) x 9 1/4” (D) x 2 1/8” (H) 

Weight 5.5 

lbs. 

 

 

TRANSMITTER 

 

RF Power Output 

AM : 4W ; USB/LSB : 12W PEP 

Frequency Response 

300 to 2500 Hz 

Frequency Tolerance 

0.005% 

Spurious Emission 

Better Than -55 dB 

Unwanted Sideband 

Better Than -55 dB 

 

 

RECEIVER 

 

Sensitivity for 10 dB (S+N)/N

 

AM : 0.5 uV  ; USB/LSB : 0.25 uV 

Squelch Sensitivity 

Less Than 0.5 uV 

Audio Power Output 

2W @ 10% Distortion 

Image Rejection Ratio 

-65 dB 

AGC Figure of Merit 

100 mV for 10dB Change in Audio Output 

Audio Response 

300 to 2500 Hz 

Clarifier Range 

±

 1.0 KHz 

 

(SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE) 

 
 
 
 
 
 
 

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Summary of Contents for DX 959

Page 1: ...Printed In Malaysia AT0949011A MIC980508 DX 959 SOLID STATE CITIZENS BAND AM SSB MOBILE TRANSCEIVER OWNER S MANUAL...

Page 2: ...405 MHz Emission AM USB LSB Frequency Control Phase Lock loop PLL Synthesizer Frequency Stability 0 001 Temperature Range 30 C to 50 C Input Voltage 13 8 VDC Antenna Impedance 50 Ohms Speaker Impedan...

Page 3: ...ERENCE Use of a mobile receiver at low signal levels is normally limited by the presence of electrical noise The primary source of noise in automobile installation is from the generator and ignition s...

Page 4: ...nas which must be cut to proper length 1 Follow the same procedure as above but adjust the length by cutting in 1 8 increments until a good match is obtained 2 Be very careful not to cut too much at o...

Page 5: ...CONTROL This knob controls the level of brightness for the meter lamp the frequency display and the channel display Also pushing this knob turns the meter lamp and the display LED s on and off 6 RF PO...

Page 6: ...s LED lights red when your SWR is higher than about 3 1 This is not an exact indicator of 3 1 SWR but it is an indication that you should check your SWR reading 18 R B LED This lights green when the R...

Page 7: ...a low impedance dynamic microphone B PROCEDURE TO RECEIVE 1 Be sure that power source microphone and antenna are connected to the proper connectors before going to the next step 2 Turn unit on by run...

Page 8: ...the LSB mode the transmitter s output frequency is decreased The result in listening to the receiver is that when the MODE switch is in the proper position either USB or LSB a true reproduction of a...

Page 9: ...ing jacket of the microphone cable 2 All leads should be cut to the same length Strip the ends of each wire 1 8 and tin the exposed wire Before beginning the actual wiring read carefully the circuit a...

Page 10: ...crew clearance hole in the plug housing with respect to the threaded hole in the pin receptacle body When the housing is completely threaded into the pin receptacle body a final fraction of a turn eit...

Page 11: ...e or home 7 Make friends for you as you travel 8 Provide local information to find your destination 9 Help law enforcement officers by reporting drunk and reckless drivers USE CH 9 FOR EMERGENCY MESSA...

Page 12: ...t because it will help the technician who works on your radio to locate your problem Intermittent problems are easily overlooked so be sure to give as much detail as possible in your note Also please...

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