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Last modified 2020-11-02

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SBE Sidebander II (SBE-12CB)

A picture of SBE Sidebander II (SBE-12CB)


Type:Citizen band transceiver
Frequency range:26.965-27.255 MHz
Channels/tuning steps:23
Frequency control:XTAL-matrix
Frequency stability:?%
Power supply:11.7-15.9 VDC
Current drain/power consumption:RX: 0.3-1 A
TX (Early version): Max 2.2 A @ 8 W (PEP output)
TX (1973 version): Max 2.8 A @ 12 W (PEP output)
Antenna impedance/connector:50 ohm / SO-239
Dimensions (W*H*D):190*57*240 mm (7.5*2.25*9.5")
Weight:3 Kg (7 lb)
Other features:PA. NB.

Receiver system:Single conversion superheterodyne (SSB)
IF: 7.8 MHz
Double conversion superheterodyne (AM)
1st IF: 7.8 MHz
2nd IF: 455 KHz
Sensitivity:AM: 1 uV (10 dB S+N/N)
SSB: 0.5 uV (10 dB S+N/N)
Selectivity: AM: 3.5 KHz (-6 dB), 8 KHz (-60 dB)
SSB: 2.1 KHz (-6 dB), 5.5 KHz (-50 dB)
Image rejection:-50 dB
AF output power/speaker:3 W at 10% distortion / 8 ohm
External speaker connector:1/4", 4-8 ohm

RF output power:AM: 5 W (Input)
SSB (Early version): 15 W (PEP input)
SSB (1973 version): 25 W (PEP input)
Modulation system:AM: High and low level, Class B
Max FM deviation:No FM
Spurious emissions:Less than -? dB
Microphone impedance/connector:? ohm / 4-pin (Metal locking ring connector)
Microphone input sensitivity:? mV

Manufactured:Japan, 197x-197x (Discontinued)
Main PCB:
Additional info:
Related documents: User manual, Pre 1973 (3.8 MB)
Service manual, 1973 (4.9 MB)
Schematic, (594 KB)
Sams Photofact #:CB-50 (December 1973)
Modifications and fixes:
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