High performance AM 40 channel CB radio

Brown Line

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Brown Line


The TR-129SA has built-in Security Alarm module and portable receiver. Quality, high performance and security feature with an affordable price tag.

Maximum Performance

High performance AM 40 channel CB radio offers Security Alarm, high sensitivity and talk power. Along with many standard features, the TR-129SA offers the ANL/NB control to help reduce background noise.

Features of the TR-129SA



Security Alarm

Built-in Vibration sensor to deter theft

Portable Receiver

Emits alarm tone & LED flashes when the alarm is triggered

Alarm Sensitivity Control

Allows user to adjust the sensitivity of the vibration sensor

Ch. 19 Switch

Useful for instant switch to the information channel

Variable Talk Back

Variable Talk Back

Mic Gain

Allows full talk power to be available several inches the microphone


Reduces noise in mobile operation

RF Gain

Allows control to reduce gain of RF amplifier under strong signal conditions

PA/CB Switch

Switch to PA for use in emergencies

TR-129SA Specifications

Model TR-129SA
Channels 40
Frequency Range 26.965 ~ 27.405 MHz
Emission AM
Frequency Control Phase-Lock-loop (PLL) Synthesizer
Frequency Stability 0.001%
Temperature Range -30°C to +50°C
Antenna Impedance 50 Ohms
Antenna Connectors Standard SO-239 type
Input Voltage 13.8V DC
Size 7- 3/8” (W) x 8- 3/4” (D) x 2- 1/4” (H)
Weight 4.2 lbs
RF Power Output 4W
Spurious Emission -60 dB
Audio Distortion 10%
Frequency Response 300 to 2500 Hz
Microphone Dynamic
Sensitivity for 10 dB (S+N)/N < 1.0 uV
Squelch Sensitivity < 0.5 uV
Image Rejection More than 65 dB
AGC Figure of Merit 100 mV for 10dB Change in Audio Output
Audio Power Output 3W @ 10% Distortion
Audio Response 300 to 2500 Hz