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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 | Dial calibration at room temperature is within 300 cps if the nearest 100 kc calibration point is used to adjust the fiducial. | ? | ? |
| Tuning steps | ? | Continuous | ? |
Receiver |
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| RX-range | 0.54-30.5 MHz | General coverage | 0.05-30 MHz depending on coil pack |
| Modulations | AM CW | AM CW | AM CW |
| Sensitivity |
Band 1: < 15 µV gives 10 dB S/N Bands 2 to 30: < 5 µV gives 10 dB S/N |
? | ? |
| Selectivity | 1 / 3 / 6 / 10 kHz | ? | ? |
| Filters | ? | ? | ? |
| Receiver system | ? | ? | Single conversion |
| IF-freqs. | ? | ? | ? |
| Image rejection | ? | ? | ? |
| Audio output | ? | ? | Requires external output transformer of 7,000 ohms impedance and external speaker. |
Transmitter |
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| TX-range | - | - | - |
| Modulations | - | - | - |
| RF-output | ? | ? | ? |
Connections |
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| Antenna | SO-239 + Clamps / screws | - | - |
| Impedance | 50Ω | ? | 50 Ω |
| Other | - | - | - |
Electrical |
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| Power req. | Mains (115 or 230 V AC, 45~70 Hz) | Mains | ? |
| Current RX | 85 W | ? | ? |
| TX | - | - | - |
Physical |
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| Manufactured | Between 1957 and 1963 in USA | Between 1934 and 193x in USA | Between 1934 and 1943 in USA |
| Dimensions |
536 × 317 × 333 mm (21.10 × 12.48 × 13.11 in) |
? | ? |
| Weight | 24.90 kg (54.9 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 | ? | ? | ? |
| Accessories | ? | ? | ? |
| MPN | COLLINS-000051J-4 | RME-000009D | NATIONAL-COMPANY-HRO-M |
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