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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 | 6m 2m 4m | None |
| Freq. stability | ? | ± 0.01 %, crystal controlled | ? |
| Tuning steps | ? | 40 / 200 kHz | Fixed channels |
Receiver |
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| RX-range | - | 30-180 MHz in 5 bands | 30-50 / 148-174 MHz |
| Modulations | - | AM FM CW | FM |
| Sensitivity | ? |
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 |
≤ 1.0 µV for 20 dB quieting |
| Selectivity | ? |
Narrow-band: 0.3-3 kHz Wide-band: 0.03-15 kHz |
9 kHz @ -6 dB / 25 kHz @ -40 dB |
| Filters | ? | ? | 4-element crystal filter |
| Receiver system | XTAL | Single / Double conversion superheterodyne | Single conversion superheterodyne / XTAL |
| IF-freqs. | ? | 21.4 / 3.4 MHz | 10.7 MHz |
| Image rejection | ? | Band 1-4: 80 dB, band 5: 60 dB | > 35 dB @ 153 MHz / > 55 dB @ 40 MHz |
| Audio output | ? | 500 mW or AF output socket | 2 W |
Transmitter |
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| TX-range | 80-10 m | - | - |
| Modulations | AM CW | - | - |
| RF-output | 20 W | - | ? |
Connections |
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| Antenna | - | Proprietary | KOK1 (Motorola/DIN41585) |
| Impedance | 50/600 Ω | 60Ω | 50Ω |
| Other | - | Dezifix B (R&S) | - |
Electrical |
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| Power req. | Mains | Mains | 12 V DC or 120 V AC mains |
| Current RX | - | 110 VA | 16 W |
| TX | ? | - | - |
Physical |
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| Manufactured | Between 19xx and 19xx | Between 196x and 196x in West Germany | Between 1973 and 197x in Japan |
| Dimensions | ? |
540 × 234 × 378 mm (21.26 × 9.21 × 14.88 in) |
190 × 76 × 228 mm (7.48 × 2.99 × 8.98 in) |
| Weight | ? | 28.00 kg (61.8 lbs) | 2.00 kg (4.4 lbs) |
| Form factor | Base Station | Base Station | Mobile |
Other features |
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| Memories | ? | None | 8 channels in 1 bank(s) @ 10 channels/second |
| Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Amateur / Ham radio operators |
| Features | ? | ? | ? |
| Accessories | ? | ? | ? |
| MPN | HAMMARLUND-FOUR-000020 | ROHDE-SCHWARZ-ESM-000180 | 20-166 |
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