Compare rigs
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 | 160m 80m 60m 40m 30m (WARC) 20m 17m (WARC) 15m 12m (WARC) 11m (CB) 10m | 80m 40m 20m 15m 6m 10m | 80m 40m 20m 15m 10m |
| Freq. stability | Within 300 Hz if the nearest 100 kHz calibration point is used to adjust the fiducial | ? | ? |
| Tuning steps | Continuous | ? | ? |
Receiver |
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| RX-range | 0.54-30.5 MHz in 30 bands | - | - |
| Modulations | AM CW | - | - |
| Sensitivity |
Band 1: Less than 15 µV for 10 dB S/N Bands 2 to 30: Less than 5 µV for 10 dB S/N |
? | ? |
| Selectivity | 1 / 3 / 6 / 10 kHz | ? | ? |
| Filters | ? | ? | ? |
| Receiver system | Triple Conversion Superheterodyne | ? | XTAL |
| IF-freqs. | ? | ? | ? |
| Image rejection | ? | ? | ? |
| Audio output | External 270G-3 Speaker, 2.5 W | ? | ? |
Transmitter |
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| TX-range | - | 80-10 + 6 m | 80-10 m |
| Modulations | - | AM CW | AM CW |
| RF-output | ? | AM: 40 W, CW: 70 W | 20 W |
Connections |
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| Antenna | SO-239 | - | - |
| Impedance | 50Ω | ? | 50/600 Ω |
| Other | - | - | - |
Electrical |
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| Power req. | Mains (110-120 / 220-240 V AC) | Mains | Mains |
| Current RX | 85 W | - | - |
| TX | - | ? | ? |
Physical |
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| Manufactured | Between 1952 and 1956 in USA | Between 196x and 196x in USA | Between 19xx and 19xx |
| Dimensions |
536 × 317 × 333 mm (21.10 × 12.48 × 13.11 in) |
? | ? |
| Weight | 19.50 kg (43.0 lbs) | ? | ? |
| Form factor | Base Station | Base Station | Base Station |
Other features |
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| Memories | None | ? | ? |
| Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Amateur / Ham radio operators |
| Features | ? | XTAL or external VFO | ? |
| Accessories | ? | ? | ? |
| MPN | COLLINS-000051J-3 | E.F.-JOHNSON-VIKING-CHALLENGER | HAMMARLUND-FOUR-000020 |
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