| GENERAL |
| Type: | Citizen band transceiver with BC receiver |
| Frequency range: |
CB:
26.965-27.405 MHz
Broadcast receiver:
0.54-1.6 / 88-108 MHz
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| Channels / tuning steps: | 40 |
| Mode: | CB: AM
BC RX: AM / WFM Stereo |
| Frequency control: | PLL (MB8719) |
| Frequency stability: | 0.005% @ -30 to +50°C (-22 to +122°F) |
| Clarifier or Delta tune: | No |
| Power supply: | 13.8 VDC |
| Current drain / power consumption: | RX: Max 1.5 A
TX: Max 2 A |
| Antenna impedance / connector: | 50 ohm / SO-239 |
| Dimensions (W*H*D): | 184*51*127 mm (7.25*2*5") |
| Weight: | 1.5 Kg (3.3 lb) |
| Other features: | ANL. Dimmer. Local/DX button. |
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| RECEIVER SECTION |
| Receiver system: |
Double conversion superheterodyne
1st IF: 10.695 MHz
2nd IF: 455 KHz
|
| Sensitivity: | 0.5 uV (No reference) |
| Squelch sensitivity: | |
| Selectivity: | 5 KHz (-6 dB) |
| Image rejection: | 60 dB |
| AF output power / speaker: | 5+5 W at 10% distortion / ? ohm |
| External speaker connector: | |
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| TRANSMITTER SECTION |
| RF output power: | 4 W |
| Modulation system: | |
| Max FM deviation (Factory set): | No FM |
| Spurious emissions: | Better than -60 dB |
| Microphone impedance / connector: | ? ohm / ?-pin |
| Microphone input level: | ? mV |
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| MISCELLANEOUS |
| Manufactured: | Japan, 1977-197x (Discontinued) |
| Main PCB: | PC-278AA by Uniden |
| Sub PCBs: |
PC-280AA - Channel selector board
PC-281AA - Variable resistor board
PC-283AA - BC receiver board
PC-286AA - Channel display board
PC-289AA - Noise filter board
|
| Additional info: | |
| Related documents: |
User manual (4.9 MB)
Schematic diagram and BOM (465 KB)
In-dash install manual (3.3 MB)
PLL: MB8719
RF driver: 2SC1846
RF final: 2SC1909
AF amp: HA1366
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| Market / Approval: |
USA
FCC Data: ?
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| Sams Photofact #: | CB-184 (April 1978) |
| Modifications and fixes: | |
| Reviews: | |
| Options / Accessories: |
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