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Last modified 2021-05-07

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Roadstar RM-270-A

A picture of Roadstar RM-270-A

SPECIFICATIONS

GENERAL
Type:Citizen band transceiver
Frequency range:26.965-27.405 MHz
Channels/tuning steps:40
Mode:FM
Frequency control:PLL
Frequency stability:0.005%
Power supply:13.2 VDC
Current drain/power consumption:RX: ? mA
TX: ? A
Antenna impedance/connector:50 ohm / SO-239
Dimensions (W*H*D):175*35*210 mm (6.89*1.38*8.27")
Weight:1.35 Kg (2.98 lb)
Other features:PA. NB. Delta tune. Selcall jack.




RECEIVER SECTION
Receiver system:Double conversion superheterodyne
1st IF: 10.695 MHz
2nd IF: 455 KHz
Sensitivity:<0.5 uV (12 dB SINAD)
Selectivity:5 KHz (-6 dB)
Image rejection:60 dB
AF output power/speaker:1.8 W at 10% distortion / 8 ohm
External speaker connector:3.5 mm, 4-8 ohm




TRANSMITTER SECTION
RF output power:4 W
Modulation system:
Max FM deviation:1.9 KHz
Spurious emissions:Less than -? dB
Microphone impedance/connector:500 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 478.-
Related documents:
Sams Photofact #:None
Modifications and fixes:
Reviews:
Options/Accessories:
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