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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 | None | 2m | 2m |
| Freq. stability | ? | ? | ? |
| Tuning steps | Fixed channels | Continuous | 12.5 kHz |
Receiver |
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| RX-range | 30-50 / 148-174 MHz | 144-146 MHz in four 500 kHz segments | 144-147.9875 MHz (320 channels) |
| Modulations | FM | FM CW USB LSB | FM |
| Sensitivity | ≤ 1.0 µV for 20 dB quieting |
SSB/CW: 0.5 µV (10 dB S/N) FM: -4 dBV (20 dB QS) |
1 µV (25 dB SINAD) |
| Selectivity | 9 kHz @ -6 dB / 25 kHz @ -40 dB |
SSB/CW: 2.4 kHz (-6 dB), 4.1 kHz (-60 dB) FM: 15 kHz (-6 dB), 25 kHz (-60 dB) |
7.5 kHz (-6 dB) |
| Filters | 4-element crystal filter | ? | ? |
| Receiver system | Single conversion superheterodyne / XTAL | Single (SSB/CW) / double (FM) conversion superheterodyne | ? conversion superheterodyne |
| IF-freqs. | 10.7 MHz |
1st: 10.7 MHz 2nd: 455 kHz |
? |
| Image rejection | > 35 dB @ 153 MHz / > 55 dB @ 40 MHz | 60 dB | Better than 60 dB |
| Audio output | 2 W | 2 W at 10% distortion / 4 ohms | ? |
Transmitter |
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| TX-range | - | 144-146 MHz in four 500 kHz segments | 144-147.9875 MHz (320 channels) |
| Modulations | - | FM CW USB LSB | FM |
| RF-output | ? | FM/CW: 10 W, SSB: 10 W PEP | High: 45 W (100% duty cycle!), Low: 5 W |
Connections |
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| Antenna | KOK1 (Motorola/DIN41585) | SO-239 | SO-239 |
| Impedance | 50Ω | 50-75Ω | 50Ω |
| Other | - | - | - |
Electrical |
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| Power req. | 12 V DC or 120 V AC mains | 12-14.5 V DC or mains | 10-16V DC |
| Current RX | 16 W | 600 mA | 300 mA |
| TX | - | 3 A max | Max 8 A |
Physical |
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| Manufactured | Between 1973 and 197x in Japan | Between 1974 and 197x in Japan | Between 197x and 1980 in Japan |
| Dimensions |
190 × 76 × 228 mm (7.48 × 2.99 × 8.98 in) |
280 × 125 × 295 mm (11.02 × 4.92 × 11.61 in) |
156 × 58 × 290 mm (6.14 × 2.28 × 11.42 in) |
| Weight | 2.00 kg (4.4 lbs) | 8.50 kg (18.8 lbs) | 2.30 kg (5.1 lbs) |
| Form factor | Mobile | Unknown | Mobile |
Other features |
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| Memories | 8 channels in 1 bank(s) @ 10 channels/second | 4 channels in 1 bank(s) | 320 channels in 1 bank(s) |
| Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Amateur / Ham radio operators |
| Features | ? |
VOX NB 100 kHz calibrator Repeater tone burst 1300-3000 Hz adjustable |
? |
| Accessories | ? | - | ? |
| MPN | 20-166 | SOMMERKAMP-FT-000220 | SOMMERKAMP-TS-000280FM-(US-VERSION) |
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