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 | 11m (CB) | ? | 11m (CB) |
| Freq. stability | ? | ? | ? |
| Tuning steps | Channelized | 5 / 12.5 / 25 kHz | Channelized |
Receiver |
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| RX-range | 26.965-27.405 MHz | 5-550 / 800-1300 MHz | 26.965-27.255 MHz |
| Modulations | AM | AM FM W-FM CW USB LSB | AM |
| Sensitivity | ? |
FM 0.45µV @ 12 dB SINAD W-FM 1.0µV @ 12 dB SINAD AM 1.0µV @ 10 dB S/N |
0.4 µV for 10 dB S/N |
| Selectivity | ? | ? |
7 kHz @ -6 dB 21 kHz @ -60 dB |
| Filters | ? | ? | ? |
| Receiver system | ? | ? | Crystal controlled single conversion superheterodyne |
| IF-freqs. | ? | ? | 455 kHz |
| Image rejection | ? | ? | ? |
| Audio output | ? | 500 mW into 8 ohms @ 10% THD | 3 W |
Transmitter |
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| TX-range | 26.965-27.405 MHz | - | 26.965-27.255 MHz |
| Modulations | AM | - | AM |
| RF-output | 4 W | ? | 2.8 W |
Connections |
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| Antenna | SO-239 | BNC | - |
| Impedance | 50Ω | 50Ω | 50Ω |
| Other | - | - | - |
Electrical |
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| Power req. | ? | 11-16V DC | Mains |
| Current RX | ? | ? | ? |
| TX | ? | - | ? |
Physical |
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| Manufactured | Between 19xx and 19xx | Between 1985 and 199x | Between 195x and 196x in USA |
| Dimensions |
115 × 35 × 180 mm (4.53 × 1.38 × 7.09 in) |
150 × 55 × 180 mm (5.91 × 2.17 × 7.09 in) |
143 × 178 × 290 mm (5.63 × 7.01 × 11.42 in) |
| Weight | ? | 650 gr (1.4 lbs) | 5.40 kg (11.9 lbs) |
| Form factor | Mobile | Base Station | Base Station |
Other features |
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| Memories | 40 channels in 1 bank(s) | 1984 channels in 62 bank(s) @ 36 channels/second | 10 channels in 1 bank(s) |
| Usage | Citizen Band (27Mc) | Amateur / Ham radio operators | Citizen Band (27Mc) |
| Features | ? | ? | ? |
| Accessories | ? | ? | ? |
| MPN | PRESIDENT-JOHNNY | AOR-AR-002500 | E.F.-JOHNSON-MESSENGER-II |