| GENERAL | 
| Type: | Amateur VHF transceiver | 
| Frequency range: | 50-52 MHz | 
| Tuning steps: | Analog / continuous | 
| Frequency stability: | ? ppm | 
| Mode: | AM | 
| Channels / memory management: | 6 regular XTAL controlled
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| Repeater shift / offset: | No | 
| Power supply: | 11.5-16 VDC (Ten LR20 / D batteries) or external | 
| Current drain / power consumption: | RX: Max 80 mA TX: Max 400 mA
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| Antenna impedance / connector: | 50 ohm / DIN41585 (Motorola) or built-in telescopic whip | 
| Dimensions (W*H*D): | 241*57*140 mm (9.5*2.25*5.5") | 
| Weight: | 4.1 Kg (9 lb), with batteries | 
| Other features: |  | 
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| RECEIVER SECTION | 
| Receiver system: | ? conversion superheterodyne | 
| Sensitivity: | 1.2 uV (10 dB S/N) | 
| Selectivity: | 6 KHz (-6 dB) 16 KHz (-40 dB)
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| Image rejection: | 55 dB | 
| AF output power / speaker: | ? W at ?% distortion / 8 ohm | 
| External speaker connector: |  | 
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| TRANSMITTER SECTION | 
| RF output power: | ~1.5 W (2.5 W input) | 
| Modulation system: | Class B | 
| Max FM deviation (Factory set): | No FM | 
| Spurious emissions: | Better than -? dB | 
| Microphone impedance / connector: | ? ohm / 4-pin | 
| Microphone input level: | ? mV | 
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| MISCELLANEOUS | 
| Manufactured: | 1965-1967 (Discontinued) | 
| Additional info: | New price 1966 in the US: $119.95 New price 1967 in the US: $119.95
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| Related documents: | User manual (2.7 MB) | 
| Modifications and fixes: |  | 
| Reviews: |  | 
| Options / Accessories: | 
| HB-501 | Power supply. 115 VAC. 12 VDC output. |  |