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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 | 80m 40m 20m 15m 10m | 2m | 80m 40m 30m (WARC) 20m 17m (WARC) 15m 12m (WARC) 10m |
| Freq. stability | ? | ? | ? |
| Tuning steps | ? | Continuous | ? |
Receiver |
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| RX-range | 10-80m | 144-146 MHz in four 500 kHz segments | 10-80 m + WARC |
| Modulations | AM CW SSB | FM CW USB LSB | AM CW SSB |
| Sensitivity | 0.5µV |
SSB/CW: 0.5 µV (10 dB S/N) FM: -4 dBV (20 dB QS) |
? |
| Selectivity | ? |
SSB/CW: 2.4 kHz (-6 dB), 4.1 kHz (-60 dB) FM: 15 kHz (-6 dB), 25 kHz (-60 dB) |
? |
| Filters | ? | ? | ? |
| Receiver system | 19 tubes | Single (SSB/CW) / double (FM) conversion superheterodyne | ? |
| IF-freqs. | ? |
1st: 10.7 MHz 2nd: 455 kHz |
? |
| Image rejection | ? | 60 dB | ? |
| Audio output | ? | 2 W at 10% distortion / 4 ohms | ? |
Transmitter |
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| TX-range | 10-80m | 144-146 MHz in four 500 kHz segments | 10-80 m + WARC |
| Modulations | AM CW SSB | FM CW USB LSB | AM CW SSB |
| RF-output | SSB/CW: 500 W (PEP), AM: 150 W (?) | FM/CW: 10 W, SSB: 10 W PEP | 100 W |
Connections |
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| Antenna | SO-239 | SO-239 | SO-239 |
| Impedance | 50Ω | 50-75Ω | 50 Ω |
| Other | - | - | - |
Electrical |
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| Power req. | Mains | 12-14.5 V DC or mains | Mains |
| Current RX | ? | 600 mA | ? |
| TX | ? | 3 A max | Max 20 A |
Physical |
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| Manufactured | Between 197x and 197x | Between 1974 and 197x in Japan | Between 1981 and 198x |
| Dimensions |
400 × 160 × 350 mm (15.75 × 6.30 × 13.78 in) |
280 × 125 × 295 mm (11.02 × 4.92 × 11.61 in) |
240 × 93 × 295 mm (9.45 × 3.66 × 11.61 in) |
| Weight | 22.50 kg (49.6 lbs) | 8.50 kg (18.8 lbs) | 6.50 kg (14.3 lbs) |
| Form factor | Base Station | Unknown | Unknown |
Other features |
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| Memories | ? | 4 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 | SOMMERKAMP-FTDX-000500 | SOMMERKAMP-FT-000220 | SOMMERKAMP-FT-000767DX |
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