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 6m 10m | 160m 80m 60m 40m 30m (WARC) 20m 17m (WARC) 15m 12m (WARC) 11m (CB) 10m | ? |
| Freq. stability | ? | ? | ? |
| Tuning steps | ? | Continuous | ? |
Receiver |
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| RX-range | - | 0.54-40 MHz | 0.535-32 MHz (general coverage) |
| Modulations | - | AM CW | AM CW |
| Sensitivity | ? | ? | For 20dB S/N: 8µV at 1MHz, 4.5µV at 4.3MHz, 7µV at 16MHz, 7µV at 28MHz |
| Selectivity | ? | ? | 5 Settings: -3dB bandwidths 15kHz, 9kHz, 3.4kHz, 1.6kHz, 400Hz |
| Filters | ? | ? | ? |
| Receiver system | ? | Single conversion | Single conversion, 14 valves |
| IF-freqs. | ? | 455 kHz | 455 kHz |
| Image rejection | ? | ? | 120dB at 1MHz 60dB at 16MHz 46dB at 28MHz |
| Audio output | ? | 1.5 W, external speaker required | 2.5 W (2.5 ohm external speaker or 600 ohm headphone) |
Transmitter |
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| TX-range | 10-80m / 6m / 2m | - | - |
| Modulations | CW | - | - |
| RF-output | 50 W (input) | ? | ? |
Connections |
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| Antenna | Clamps / screws | - | SO-239 |
| Impedance | 50/500 Ω | 50/75Ω | 200Ω |
| Other | - | - | - |
Electrical |
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| Power req. | Mains | 105-130V AC | 100-260 VAC mains or 6V DC vibrator pack |
| Current RX | - | ? | 100VA |
| TX | ? | - | - |
Physical |
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| Manufactured | Between 194x and 194x in USA | Between 1957 and 1960 in USA | Between 1949 and 1950 in USA |
| Dimensions |
203 × 305 × 203 mm (7.99 × 12.01 × 7.99 in) |
425 × 255 × 275 mm (16.73 × 10.04 × 10.83 in) |
488 × 280 × 488 mm (19.21 × 11.02 × 19.21 in) |
| Weight | 8.20 kg (18.1 lbs) | ? | 45.00 kg (99.3 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 | ? | ? | BFO, Main Tuning Dial, Veneir Tuning Dial, Tuning Lock, Antenna Trimmer, HF/TONE Adjustment, Crystal Phasing, Selectivity , RF GAIN, AF GAIN, Diversity IF GAIN, Noise Limiter, VC. |
| Accessories | ? | ? | ? |
| MPN | HARVEY-WELLS-TBS-000050B-(BANDMASTER-JUNIOR) | NATIONAL-COMPANY-NC-000188 | RCA-SC-000088 |