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 15m 10m | ? | 160m 80m 40m 20m 15m 10m |
Freq. stability | ? | ? | ? |
Tuning steps | ? | ? | ? |
Receiver |
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RX-range | - | 30-50 / 148-174 / 450-512 MHz |
10-160m / 10-10.5 MHz (WWV) 26.965-27.255 MHz |
Modulations | - | FM | CW SSB |
Sensitivity | ? | ? |
AM: 2 µV (10 dB S/N) SSB/CW: 0.5 µV (10 dB S/N) |
Selectivity | ? | ? |
AM/SSB: 2.4 kHz (-6 dB), 4.4 kHz (-60 dB) CW (option): 600 Hz (-6 dB), 1.2 kHz (-60 dB) |
Filters | ? | ? | ? |
Receiver system | ? | XTAL | X-TAL |
IF-freqs. | ? | ? | ? |
Image rejection | ? | ? | >50 dB |
Audio output | ? | ? | ? |
Transmitter |
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TX-range | 160-10 m | - |
10-160m / 10-10.5 MHz (WWV) 26.965-27.255 MHz |
Modulations | AM CW | - | CW SSB |
RF-output | CW: 115 W, AM: 100 W | ? | AM: 80 W (input), 50% duty cycle (slightly lower on 10m), SSB: 260 W (PEP input), CW: 180 W (input) |
Connections |
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Antenna | - | - | SO-239 |
Impedance | ? | 50Ω | 50/75 Ω |
Other | - | - | - |
Electrical |
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Power req. | Mains | 12V DC | 13.8V DC or mains |
Current RX | - | ? | 0.5 A |
TX | ? | - | Max 21 A |
Physical |
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Manufactured | Between 1949 and 1952 in USA | Between 1976 and 1977 | Between 1972 and 1974 in Japan |
Dimensions |
530 × 285 × 380 mm (20.87 × 11.22 × 14.96 in) |
? |
340 × 153 × 285 mm (13.39 × 6.02 × 11.22 in) |
Weight | ? | ? | 15.00 kg (33.1 lbs) |
Form factor | Base Station | Mobile | Base Station |
Other features |
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Memories | ? | 16 channels in 1 bank(s) | 24 channels in 1 bank(s) |
Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Amateur / Ham radio operators |
Features | 11 tubes | ? | 27.265-27.555 MHz XTAL option, RX and TX. |
Accessories | ? | ? | ? |
MPN | E.F.-JOHNSON-VIKING-I | 20-165 | SOMMERKAMP-TS-000288A/24CH |