RigPix logo

CB/Freeband logo


Back to main

Back to CB & "Freeband"

Next mobile


Copyright logo


Last modified 2021-05-07

Valid HTML 4.01 Transitional

Roadstar RM-220-A

A picture of Roadstar RM-220-A

SPECIFICATIONS

GENERAL
Type:Citizen band transceiver
Frequency range:26.965-27.225 MHz
Channels/tuning steps:22
Mode:AM / FM
Frequency control:PLL
Frequency stability:0.005%
Power supply:13.2 VDC
Current drain/power consumption:RX: Max 250 mA
TX: Max 1 A
Antenna impedance/connector:50 ohm / SO-239
Dimensions (W*H*D):150*50*197 mm (5.91*1.97*7.76")
Weight:1.2 Kg (2.65 lb)
Other features:PA.




RECEIVER SECTION
Receiver system:Double conversion superheterodyne
1st IF: 10.695 MHz
2nd IF: 455 KHz
Sensitivity: AM: 0.6 uV (12 dB S+N/N)
FM: 0.4 uV (12 dB S+N/N)
Selectivity:5 KHz (-6 dB)
Image rejection:60 dB
AF output power/speaker:4 W at ?% distortion / ? ohm
External speaker connector:3.5 mm




TRANSMITTER SECTION
RF output power: AM: 0.5 W
FM: 0.5 W
Modulation system:
Max FM deviation:1.75 KHz
Spurious emissions:Less than -? dB
Microphone impedance/connector:? ohm / ?-pin (Metal locking ring connector)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:198x-198x (Discontinued)
Main PCB:
Sub PCBs:
Additional info:New price 1986 in Switzerland: CHF 320.-
Related documents:
Sams Photofact #:None
Modifications and fixes:
Reviews:
Options/Accessories:
- -