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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 | 80m 40m 20m 15m 6m 10m | 2m | 2m 1.25m 70cm |
| Freq. stability | ? | Stated as +/- 10ppm @ 25°C | ? |
| Tuning steps | ? | 5 or 12.5 kHz depending on version. Can be reprogrammed by changing internal diode matrix in any multiple of 5 kHz from 5-40 kHz | 2.5 / 5 / 6.5 / 10 / 12.5 / 20 / 25 / 50 kHz |
Receiver |
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| RX-range | - |
143.000-148.995 MHz (A) 144.000-148.9875 MHz (E) |
66-108 / 108-136 / 136-174 / 200-260 / 350-400 / 400-520 MHz |
| Modulations | - | FM | AM FM |
| Sensitivity | ? |
S/N ≤ 35 dB: 1uv S/N ≤ 20 dB: 0.35 µV SINAD ≤ 10%: 0.5 µV |
? |
| Selectivity | ? |
± 6 kHz at -6 dB ± 16 kHz at -60 dB |
? |
| Filters | ? | ? | ? |
| Receiver system | ? | Double superheterodyne | ? |
| IF-freqs. | ? |
1st: 10.7 MHz 2nd: 455 kHz |
? |
| Image rejection | ? | ≥ 70 dB | ? |
| Audio output | ? | ≥ 1.5 W @ 10% THD into 8 Ohms | ? |
Transmitter |
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| TX-range | 80-10 + 6 m |
143.000-148.995 MHz (A) 144.000-148.9875 MHz (E) |
66-108 / 136-174 / 200-260 / 350-400 / 400-520 MHz |
| Modulations | AM CW | FM | FM |
| RF-output | AM: 40 W, CW: 70 W | High: 25 W, Low: 3 W | 5 W |
Connections |
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| Antenna | - | SO-239 | SMA |
| Impedance | ? | 50Ω | ? |
| Other | - |
5 pin DIN connector for some sort of a control interface unit. 3.5mm phono connector for external speaker (8Ω) |
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Electrical |
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| Power req. | Mains | 13.8V DC | 2600 mAh Li-Ion |
| Current RX | - | 600 mA max | ? |
| TX | ? | 6.5 A max | ? |
Physical |
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| Manufactured | Between 196x and 196x in USA | Between 1980 and 198x | Between 202x and 20xx in China |
| Dimensions | ? |
180 × 60 × 195 mm (7.09 × 2.36 × 7.68 in) |
? |
| Weight | ? | 2.25 kg (5.0 lbs) body only | ? |
| Form factor | Base Station | Mobile | Portable |
Other features |
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| Memories | ? | 10 channels in 1 bank(s) | 256 channels in 2 bank(s) |
| Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Amateur / Ham radio operators |
| Features | XTAL or external VFO | ? | NOAA channels |
| Accessories | ? | ? | ? |
| MPN | E.F.-JOHNSON-VIKING-CHALLENGER | KDK-FM-002025A/E-MK-II | RADTEL-RT-000420 |
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