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 |
| Freq. stability | ? | ± 50 cps per hour after warm up | ? |
| Tuning steps | ? | ? | Continuous |
Receiver |
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| RX-range | 0.005-30 MHz (60×500 kHz bands) | 10-80 m | 50-54 MHz |
| Modulations | AM CW SSB FSK | AM CW SSB | AM FM |
| Sensitivity |
0.5-30 MHz: AM: <2 µV (10 dB S/N) SSB/CW: <1 µV (10 dB S/N) 0.005-0.5 MHz: 25-200 µV (10 dB S/N) |
0.5 µV for 10 dB S/N in SSB mode | ? |
| Selectivity | ? | SSB: 2.8 kHz (-6 dB) | ? |
| Filters | ? | ? | ? |
| Receiver system | Triple conversion superheterodyne | Double conversion superheterodyne | ? |
| IF-freqs. |
1st: ? MHz 2nd: ? MHz 3rd: 230 KHz |
? | ? |
| Image rejection | 0.5-30 MHz: 80 dB average, 50 dB minimum | ? | ? |
| Audio output | ? | Requires external speaker | ? |
Transmitter |
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| TX-range | - | 10-80 m | 50-54 MHz |
| Modulations | - | AM CW SSB | AM FM |
| RF-output | ? | AM: 100 W (input), SSB: 200 W (PEP input), CW: 200 W (input) | ? |
Connections |
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| Antenna | Hi-Z | SO-239 + Clamps / screws | - |
| Impedance | 50 Ω | 25/100Ω | 50Ω |
| Other | - | - | - |
Electrical |
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| Power req. | 11-16V DC or mains 115/230 VAC | Mains (NCX-A) | ? |
| Current RX | ? | ? | ? |
| TX | - | ? | ? |
Physical |
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| Manufactured | Between 1964 and 1972 in USA | Between 1965 and 196x in USA | Between 19xx and 19xx |
| Dimensions |
420 × 195 × 320 mm (16.54 × 7.68 × 12.60 in) |
350 × 165 × 310 mm (13.78 × 6.50 × 12.20 in) |
? |
| Weight | 14.50 kg (32.0 lbs) | 10.40 kg (22.9 lbs) | ? |
| Form factor | Base Station | Base Station | Unknown |
Other features |
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| Memories | ? | None | None |
| Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Amateur / Ham radio operators |
| Features | ? | ? | ? |
| Accessories | ? | NCX-A Power supply / speaker | ? |
| MPN | NATIONAL-COMPANY-HRO-000500 | NATIONAL-COMPANY-NCX-000005-MKII | NATIONAL-/-PANASONIC-RJX-000601 |