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Last modified 2022-01-24

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SBE Formula D (SBE-26CB)

A picture of SBE Formula D (SBE-26CB)


Type:Citizen band transceiver
Frequency range:26.965-27.255 MHz
Channels / tuning steps:23
Frequency control:PLL (Multiple discrete IC's)
Frequency stability:0.003%
Clarifier or Delta tune:750 Hz
Power supply:11.7-15.9 VDC
Current drain / power consumption:RX: 0.5-1.3 A
TX: Max 1.7 A
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):170*60*240 mm (6.75*2.5*9.38")
Weight:2.73 Kg (6 lb)
Other features:PA. Noise limiter. Local/distance switch. Delta tune.

Receiver system: Double conversion superheterodyne
1st IF: 10.695 MHz
2nd IF: 455 KHz
Sensitivity:0.5 uV (10 dB S+N/N)
Selectivity:20 KHz (-50 dB)
Image rejection:40 dB
AF output power / speaker:3.5 W at 10% distortion / 8 ohm
External speaker connector:3.5 mm, 4-8 ohm

RF output power:4 W
Modulation system:
Max FM deviation (Factory set):No FM
Spurious emissions:Better than -? dB
Microphone impedance / connector:500 ohm / 4-pin (Metal locking ring connector)
Microphone input level:? mV

Manufactured:1975-197x (Discontinued)
Main PCB:
Sub PCBs:
Additional info:
Related documents: User manual (3 MB)
Service manual (16.6 MB)
Sams Photofact #:CB-91 (July 1976)
Modifications and fixes:
Options / Accessories:
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