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 | 2m | 6m 2m 4m | None |
| Freq. stability | ? | ± 0.01 %, crystal controlled | ? |
| Tuning steps | ? | 40 / 200 kHz | Continuous |
Receiver |
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| RX-range | 143.8-148.2 MHz | 30-180 MHz in 5 bands | 0.54-1.6 / 5.9-6.25 / 9.45-9.8 / 11.65-12.05 / 15.05-15.55 MHz |
| Modulations | AM CW | AM FM CW | AM |
| Sensitivity | 0.5 µV provides output 10 dB above noise |
N-AM, band 1-4: 2.5 µV N-AM, band 5: 5 µV FM, band 1-4: 2 µV FM, band 5: 4 µV |
? |
| Selectivity | 15 kHz (-6 dB) |
Narrow-band: 0.3-3 kHz Wide-band: 0.03-15 kHz |
? |
| Filters | ? | ? | ? |
| Receiver system | Double conversion superheterodyne | Single / Double conversion superheterodyne | Single conversion superheterodyne |
| IF-freqs. |
1st: 22-26 MHz (tunable) 2nd: 2 MHz |
21.4 / 3.4 MHz | 455 kHz |
| Image rejection | > 70 dB | Band 1-4: 80 dB, band 5: 60 dB | ? |
| Audio output | 3 W internal speaker, 15 W PA output | 500 mW or AF output socket | Internal speaker |
Transmitter |
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| TX-range | 143.8-148.2 MHz | - | - |
| Modulations | AM CW | - | - |
| RF-output | AM: 8 W, CW: 10 W | - | ? |
Connections |
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| Antenna | SO-239 | Proprietary | Clamps / screws |
| Impedance | 50-72Ω | 60Ω | ? |
| Other | - | Dezifix B (R&S) | - |
Electrical |
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| Power req. | 6.3V DC, 12.6V DC or mains | Mains | Mains |
| Current RX | 60 W | 110 VA | ? |
| TX | 120 W | - | - |
Physical |
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| Manufactured | Between 196x and 196x in USA | Between 196x and 196x in West Germany | Between 1965 and 1966 in USA |
| Dimensions |
305 × 152 × 254 mm (12.01 × 5.98 × 10.00 in) |
540 × 234 × 378 mm (21.26 × 9.21 × 14.88 in) |
343 × 213 × 152 mm (13.50 × 8.39 × 5.98 in) |
| Weight | ? | 28.00 kg (61.8 lbs) | 5.50 kg (12.1 lbs) |
| Form factor | Mobile | Base Station | Base Station |
Other features |
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| Memories | ? | None | None |
| Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Amateur / Ham radio operators |
| Features | ? | ? | ? |
| Accessories | ? | ? | ? |
| MPN | HEATHKIT-HW-000020-PAWNEE | ROHDE-SCHWARZ-ESM-000180 | HALLICRAFTERS-S-000200 |