RigPix logo

CB/Freeband logo

Back to main

Back to CB & "Freeband"

Next base

Robyn logo

Copyright logo

Last modified 2022-02-13

Valid HTML 4.01 Transitional

Robyn SB-540D

A picture of Robyn SB-540D


Type:Citizen band transceiver
Frequency range:26.965-27.405 MHz
Channels / tuning steps:40
Mode:AM / SSB
Frequency control:PLL (LC7120)
Frequency stability:?%
Clarifier or Delta tune:? KHz
Power supply:Mains: 117 VAC
or 12 VDC
Current drain / power consumption:RX: ? mA @ 12 VDC
TX: ? A @ 12 VDC
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):425*140*? mm (16.75*5.5*?")
Weight:? Kg (? lb)
Other features: PA. NB. SWR-meter. 5 memories with scanning. 12hr LED clock.
Dual clarifiers (the second one is on the microphone)

Receiver system: ? conversion superheterodyne
Sensitivity:AM: 0.5 uV (No reference)
SSB: 0.3 uV (No reference)
Selectivity:70 dB (Adjacent channel)
Image rejection:
AF output power / speaker:3.5 W at ?% distortion / ? ohm
External speaker connector:3.5 mm, 8 ohm

RF output power:AM: 4 W
SSB: 12 W
Modulation system:
FM deviation (Factory set):No FM
Spurious emissions:Better than -? dB
Microphone impedance / connector:? ohm / 6-pin (Metal locking ring connector)
Microphone input level:? mV

Manufactured:Japan, 1978-19xx (Discontinued)
Main PCB:
Sub PCBs:
Additional info: Was available with either a silver or black front panel.
New price 1979 in the US: $529.95
Related documents:PLL: LC7120
Sams Photofact #:CB-261 (May 1979)
Modifications and fixes:
Options / Accessories:
- -