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 | ? |
Freq. stability | ? | ± .001% (High band) ± .002% (Low-band) | ? |
Tuning steps | ? | ? | ? |
Receiver |
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RX-range | 0.18-30 MHz | 147-174 MHz | 0.3-30 MHz |
Modulations | AM SSB | FM | AM CW |
Sensitivity | ? |
≥ 0.5 µV (High-band) ≥ 0.35 µV (Low-band) |
? |
Selectivity | ? |
± 5 kHz @ 6 dB ± 17 kHz @ 100 dB |
? |
Filters | ? | ? | ? |
Receiver system | ? | ? | ? |
IF-freqs. | ? | ? | ? |
Image rejection | ? | ? | ? |
Audio output | ? | 1.5 W @ 10% THD, internal speaker | ? |
Transmitter |
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TX-range | - | - | - |
Modulations | - | - | - |
RF-output | ? | ? | ? |
Connections |
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Antenna | - | - | - |
Impedance | 50 Ω | ? | 50 Ω |
Other | - | - | - |
Electrical |
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Power req. | Mains | Mains (117 V AC, 60 cycles) | ? |
Current RX | ? | 75 W | ? |
TX | - | - | - |
Physical |
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Manufactured | Between 1966 and 1971 in USA | Between 196x and 19xx in USA | Between 1938 and 1945 in USA |
Dimensions |
370 × 160 × 280 mm (14.57 × 6.30 × 11.02 in) |
330 × 178 × 187 mm (12.99 × 7.01 × 7.36 in) |
? |
Weight | 8.50 kg (18.8 lbs) | 7.25 kg (16.0 lbs) | ? |
Form factor | Base Station | Base Station | Base Station |
Other features |
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Memories | ? | 6 channels in 1 bank(s) | ? |
Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Amateur / Ham radio operators |
Features | ? | ? | ? |
Accessories | ? | ? | ? |
MPN | HEATHKIT-GR-000054 | HAMMARLUND-MR-000050X | NATIONAL-COMPANY-NC-000100A |