RigPix logo

CB/Freeband logo

Back to main

Back to CB & "Freeband"

Next mobile

Copyright logo

Last modified 2021-05-18

Valid HTML 4.01 Transitional

Realistic TRC-448 (21-1561)

A picture of Realistic TRC-448 (21-1561)


Type:Citizen band transceiver
Frequency range:26.965-27.405 MHz
Channels/tuning steps:40
Mode:AM / SSB
Frequency control:PLL (REC86345)
Frequency stability:?%
Power supply:13.8 VDC (Fixed power cord)
Current drain/power consumption:RX: ? mA
TX: Max 2.5 A
Antenna impedance/connector:50 ohm / SO-239
Dimensions (W*H*D):? mm (?")
Weight:? Kg (? lb)
Other features:PA. NB.

Receiver system: Single conversion superheterodyne
IF: 7.8 MHz
Sensitivity: AM: 0.5 uV (10 dB S+N/N)
SSB: 0.25 uV (10 dB S+N/N)
Selectivity: AM: 80 dB (Ajacent channel)
SSB: 90 dB (Adjacent channel)
Image rejection:80 dB
AF output power/speaker:3.5 W at 10% distortion / ? ohm
External speaker connector:3.5 mm

RF output power: AM: 4 W
SSB: 12 W (PEP)
Modulation system:
Max FM deviation (Factory set):No FM
Spurious emissions:Less than -65 dB
Microphone impedance/connector:? ohm / 5-pin DIN (180)
Microphone input level:? mV

Manufactured:Japan, 197x-197x (Discontinued)
Main PCB:GE-21B-6221 by GRE
Sub PCBs: GE-21D-6013 - LED display and indicators board
GE-21D-6147 - PLL board
GE-21D-6222 - Channel selector board
Additional info:
Related documents: User manual (2.6 MB)
Service manual (38 MB)
Sams Photofact #:CB-251 (March 1979)
Modifications and fixes:
- -