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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 | 160m 80m 40m 20m 10m | 80m 40m 20m 15m 10m | ? |
| Freq. stability | ? | ? | ≤ ± 1 p.p.m. after warm-up (5 minutes), ≤ ± 0.01 p.p.m. with an optional GPS unit |
| Tuning steps | Continuous | 50 Hz / 1 / 1.25 / 25 kHz | 10 Hz - 999.99 kHz |
Receiver |
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| RX-range | 0.54-38.1 MHz in five bands | 10-80 m | 40 kHz - 3.15 GHz |
| Modulations | AM CW | CW SSB | AM N-FM W-FM CW USB LSB APCO-25 |
| Sensitivity | ? | 0.35 µV (10 dB S+N/N) |
SSB/CW 0.04-0.1 MHz: 2.0 µV 0.1-1.8 MHz: 1.2 µV 1.8-25 MHz: 1.2 µV 25-1000 MHz: 0.3 µV 1-2.4 GHz: 0.3 µV AM 0.04-0.1 MHz: 8.0 µV 0.1-1.8 MHz: 4.0 µV 1.8-25 MHz: 4.0 µV 25-1000 MHz: 2.0 µV 1-2.4 GHz: 2.5 µV FM 25-1000 MHz: 0.7 µV 1-2.4 GHz: 0.7 µV W-FM 25-1000 MHz: 1.8 µV 1-2.4 GHz: 1.8 µV |
| Selectivity | ? | ? |
CW: 500Hz -3dB: > 380Hz -80dB: > 500Hz AM: 6kHz -3dB: > 5.5kHz -80dB: > 6.9kHz SSB: 3kHz -3dB: > 2.7kHz -80dB: > 3.1kHz N-FM: 15kHz -3dB: >14.2kHz -80dB: > 15.6kHz W-FM: 200kHz -3dB: > 200kHz -80dB: > 250kHz |
| Filters | ? | ? | 200Hz, 500Hz, 1kHz, 3kHz, 6kHz, 15kHz, 30kHz, 100kHz, 300kHz - Receiving mode dependent |
| Receiver system | ? | Single conversion | 40kHz: 25MHz Direct conversion 25MHz: 200MHz Double super-heterodyne 200MHz: 420MHz Triple super-heterodyne 420MHz: 3.15GHz Double super-heterodyne |
| IF-freqs. | ? | 1st: 8.830 MHz |
1st: 294.5MHz / 1.7045GHz 2nd: 45.0MHz / 294.5MHz 3rd: 45.0MHz |
| Image rejection | ? | ? | > 70dB : 40kHz - 25MHz > 50dB : 25MHz - 2.0GHz > 40dB : 2.0GHz - 3.15GHz |
| Audio output | ? | 2 W into 4 ohm @ 10% THD | > 2W at 8Ω load |
Transmitter |
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| TX-range | - | 10-80 m | - |
| Modulations | - | CW SSB | - |
| RF-output | ? | 100 W (80 W on 10m) | ? |
Connections |
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| Antenna | - | SO-239 | N-type |
| Impedance | ? | 50 Ω | 50Ω |
| Other | - | - | - |
Electrical |
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| Power req. | Mains | ? | 12V DC |
| Current RX | ? | ? | 1.2 A max, 200 mA typical |
| TX | - | ? | - |
Physical |
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| Manufactured | Between 1938 and 19xx in USA | Between 1983 and 1984 in USA | Between 2010 and 20xx in Japan |
| Dimensions | ? |
292 × 127 × 355 mm (11.50 × 5.00 × 13.98 in) |
220 × 70 × 285 mm (8.66 × 2.76 × 11.22 in) |
| Weight | ? | 10.90 kg (24.0 lbs) | 3.00 kg (6.6 lbs) |
| Form factor | Unknown | Base Station | Headless |
Other features |
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| Memories | None | ? | 2000 channels in 40 bank(s) @ 100 channels/second |
| Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Amateur / Ham radio operators |
| Features | Separate speaker. S-meter option | ? |
CTCSS / DCS SD-card audio recorder RS-232 and USB computer interface Optional LAN adapter 45 MHz IF output I/Q output option |
| Accessories | ? | ? | ? |
| MPN | HALLICRAFTERS-S-000018-SKY-CHALLENGER-II | HEATHKIT-HW-005400 | AOR-AR-002300 |
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