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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 |
| Freq. stability | ? | ? | ? |
| Tuning steps | ? | ? | ? |
Receiver |
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| RX-range | 0.54-30 MHz | 0.54-30 MHz | - |
| Modulations | - | AM CW SSB | - |
| Sensitivity | ? | ? | ? |
| Selectivity | ? | ? | ? |
| Filters | ? | ? | ? |
| Receiver system | ? | ? | ? |
| IF-freqs. | ? | ? | ? |
| Image rejection | ? | ? | ? |
| Audio output | ? | ? | ? |
Transmitter |
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| TX-range | XTAL in the 27 MHz band | - | 80-10 m |
| Modulations | AM CW SSB | - | AM CW SSB |
| RF-output | 5 W | ? | SSB/CW: 90 W, AM: 35 W |
Connections |
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| Antenna | - | - | - |
| Impedance | 50 Ω | 50 Ω | 50Ω |
| Other | - | - | - |
Electrical |
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| Power req. | Mains | ? | Mains |
| Current RX | - | ? | - |
| TX | ? | - | ? |
Physical |
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| Manufactured | Between 1961 and 196x in USA | Between 1959 and 1962 in USA | Between 1956 and 1959 in USA |
| Dimensions | ? | ? |
533 × 292 × 420 mm (20.98 × 11.50 × 16.54 in) |
| Weight | ? | ? | 27.70 kg (61.1 lbs) |
| Form factor | Base Station | Base Station | Base Station |
Other features |
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| Memories | ? | ? | ? |
| Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Amateur / Ham radio operators |
| Features | ? | ? | VFO |
| Accessories | ? | ? | ? |
| MPN | HAMMARLUND-HQ-000105TRE | HAMMARLUND-HQ-000180C | E.F.-JOHNSON-PACEMAKER |
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