| GENERAL |
| Type: | Citizen band transceiver |
| Frequency range: | 26.965-27.255 MHz (Early)
26.965-27.405 MHz (Later) |
| Channels / tuning steps: | 23 (Early)
40 (Later) |
| Mode: | AM |
| Frequency control: | PLL (PLL02A) |
| Frequency stability: | ? ppm |
| Clarifier or Delta tune: | No |
| Power supply: | 11.5-14.5 VDC (Fixed power cord) |
| Current drain / power consumption: | RX: 500 mA (Squelched)
TX: 1.3 A (No modulation) |
| Antenna impedance / connector: | 50 ohm / SO-239 |
| Dimensions (W*H*D): | Main unit: 180*60*190 mm (7.09*2.36*7.48")
Control mike: ? mm (?") |
| Weight: | Main unit: 1 Kg (2.2 lb)
Control mike: ? g (? oz) |
| Other features: | |
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| RECEIVER SECTION |
| Receiver system: |
Double conversion superheterodyne
1st IF: 10.695 MHz
2nd IF: 455 KHz
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| Sensitivity: | 0.7 uV (10 dB S+N/N) |
| Selectivity: | |
| Image rejection: | |
| AF output power / speaker: | 3 W at ?% distortion / ? ohm |
| External speaker connector: | TS jack (3.5 mm) |
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| TRANSMITTER SECTION |
| RF output power: | 4 W |
| Modulation system: | |
| Max FM deviation (Factory set): | No FM |
| Spurious emissions: | Better than -? dB |
| Microphone impedance/connector: | ? ohm / 16-pin (Large locking ring connector) |
| Microphone input level: | ? mV |
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| MISCELLANEOUS |
| Manufactured: | Japan (Assembled in Puerto Rico), 1976-197x (Discontinued) |
| Main PCB: | PTBM036AOX by Cybernet Electronics Corporation |
| Sub PCBs: |
750070 - Channel selector board
750071 or 750073 - Microphone board
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| Additional info: |
The early 23 channel version could be upgraded with a new
channel selector board to cover the full 40 channels.
New price 1977 in the US: $239.95 (MSRP)
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| Related documents: |
Service manual (12.6 MB)
Service manual addendum (1.3 MB)
Service bulletin, mike cord (216 KB)
PLL: PLL02A
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| Sams Photofact #: | CB-131 (August 1977) |
| Modifications and fixes: | |
| Reviews: | |
| Options / Accessories: |
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