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 | ? | 160m 80m 60m 40m 30m (WARC) 20m 17m (WARC) 15m 12m (WARC) 11m (CB) 10m |
| Freq. stability | ≥ 100 Hz drift/hour after warm-up, ≥ 100 Hz/10% power line variation | ? | ? |
| Tuning steps | ? | ? | Continuous |
Receiver |
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| RX-range | - | 0.01-30 MHz | 0.55-30 MHz |
| Modulations | - | AM CW SSB | AM CW SSB |
| Sensitivity | ? | ? | From 14 MHz up: low |
| Selectivity | ? | ? | ? |
| Filters | ? | ? | ? |
| Receiver system | ? | ? | Double conversion, all tubes |
| IF-freqs. | ? | ? |
1st: 1650 kHz 2nd: 455 kHz |
| Image rejection | ? | ? | ? |
| Audio output | ? | ? | ? |
Transmitter |
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| TX-range | 10-80 m | - | - |
| Modulations | CW USB LSB | - | AM CW SSB |
| RF-output | 80-15m: 100W, 10m: 80W | ? | ? |
Connections |
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| Antenna | - | - | - |
| Impedance | 50/75Ω | 60 Ω | 50/75Ω |
| Other | - | - | - |
Electrical |
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| Power req. | Mains (120-240 V AC) | Mains | Mains |
| Current RX | - | ? | ? |
| TX | 260 W max | - | - |
Physical |
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| Manufactured | Between 1966 and 1975 in USA | Between 198x and 198x (late eighties) in Germany | Between 1962 and 196x in USA |
| Dimensions |
378 × 143 × 340 mm (14.88 × 5.63 × 13.39 in) |
448 × 153 × 470 mm (17.64 × 6.02 × 18.50 in) |
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| Weight | 12.02 kg (26.5 lbs) | 23.00 kg (50.7 lbs) | ? |
| Form factor | Unknown | Unknown | Base Station |
Other features |
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| Memories | ? | ? | None |
| Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Amateur / Ham radio operators |
| Features | ? | ? | ? |
| Accessories | ? | ? | ? |
| MPN | HEATHKIT-SB-000401 | SIEMENS-CHR000531 | GONSET-GR-000212 |