Compare specifications between amateur radios. Simply select up to 3 radios and compare them side-by-side, including images and descriptions.
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General |
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| HAM bands | 11m (CB) | ? | ? |
| Freq. stability | ? | ? | ? |
| Tuning steps | Channelized | ? | ? |
Receiver |
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| RX-range | 11 m (26.965-27.405 MHz) | ? |
FM 87.5-108 MHz MW 531-1602 kHz SW1 2.300-6.200 MHz SW2 7.100-21.850 MHz |
| Modulations | AM | - | AM FM SSB |
| Sensitivity | ? | ? |
FM < 10 μV MW < 3 mV/m SW < 50 μV |
| Selectivity | ? | ? | > 20 dB |
| Filters | ? | ? | ? |
| Receiver system | ? | ? | PLL |
| IF-freqs. | ? | ? | ? |
| Image rejection | ? | ? | ? |
| Audio output | ? | ? | ф57mm 16Ω 0.3W |
Transmitter |
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| TX-range | 11 m (26.965-27.405 MHz) | 20-54 MHz | - |
| Modulations | AM | AM FM CW SSB DSB | - |
| RF-output | 5 W | 50 W | - |
Connections |
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| Antenna | SO-239 | SO-239 | Built-in telescopic |
| Impedance | ? | 40-600Ω | 50Ω |
| Other | - | - | - |
Electrical |
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| Power req. | Mains | 12 V DC (Negative ground) | 4.5 V DC / 3×AA batteries |
| Current RX | ? | ? | ? |
| TX | ? | 1-8 A | - |
Physical |
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| Manufactured | Between 1958 and 196x in USA | Between 197x and 19xx in Japan | Between 20xx and 20xx in China |
| Dimensions | ? |
228 × 50 × 178 mm (8.98 × 1.97 × 7.01 in) |
140 × 85 × 30 mm (5.51 × 3.35 × 1.18 in) |
| Weight | ? | 1.15 kg (2.5 lbs) | 200 gr (7.1 oz) excl. batteries |
| Form factor | Base Station | Mobile | Portable |
Other features |
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| Memories | ? | ? | 20 channels in 1 bank(s) |
| Usage | Citizen Band (27Mc) | Amateur / Ham radio operators | Amateur / Ham radio operators |
| Features | XTAL | Minimum input drive: 1W |
Clock Alarm Sleep timer |
| Accessories | ? | ? | - |
| MPN | EF-JOHNSON-MESSENGER-I | LAFAYETTE-HA-000250 | TECSUN-PL000747 |