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General |
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HAM bands | None | ? | 2m |
Freq. stability | ? | Afterwarm-up, overall drift is less than 50 c/s per hour under conditions of constant supply voltage and ambient temperature. | ? |
Tuning steps | ? | ? | 12.5 kHz |
Receiver |
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RX-range | 75-88 / 380-420 MHz | 1-30 MHz | 144-147.9875 MHz (320 channels) |
Modulations | FM | - | FM |
Sensitivity | ? |
A1 reception, bandwidth 3 Kc/s; 1µV for 18dB signal-to-noise ratio. A2 reception, 30% modulated, bandwidth 3 Kc/s; 3µV for 18dB signal-to-noise ratio. |
1 µV (25 dB SINAD) |
Selectivity | ? | ? | 7.5 kHz (-6 dB) |
Filters | ? | ? | ? |
Receiver system | ? conversion superheterodyne, XTAL. | ? | ? conversion superheterodyne |
IF-freqs. | ? | ? | ? |
Image rejection | ? | ? | Better than 60 dB |
Audio output | ? | 1 W @ 5% THD | ? |
Transmitter |
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TX-range | - | - | 144-147.9875 MHz (320 channels) |
Modulations | - | - | FM |
RF-output | ? | ? | High: 45 W (100% duty cycle!), Low: 5 W |
Connections |
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Antenna | TV-antenne | - | SO-239 |
Impedance | 50/75Ω | 75 / 2000Ω | 50Ω |
Other | - | - | - |
Electrical |
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Power req. | 12V DC or mains | 100-125V and 200-250V, 45-65 c/s. | 10-16V DC |
Current RX | ? | 100W approx. | 300 mA |
TX | - | - | Max 8 A |
Physical |
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Manufactured | Between 19xx and 19xx in Japan | Between 19xx and 19xx in Great Britain | Between 197x and 1980 in Japan |
Dimensions |
120 × 65 × 190 mm (4.72 × 2.56 × 7.48 in) |
482 × 267 × 510 mm (18.98 × 10.51 × 20.08 in) |
156 × 58 × 290 mm (6.14 × 2.28 × 11.42 in) |
Weight | ? | 28.00 kg (61.8 lbs) rack mounted | 2.30 kg (5.1 lbs) |
Form factor | Base Station | Base Station | Mobile |
Other features |
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Memories | 24 channels in 1 bank(s) | ? | 320 channels in 1 bank(s) |
Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Amateur / Ham radio operators |
Features | ? | Automatic Volume Control | ? |
Accessories | ? | ? | ? |
MPN | COMMANDER-000168 | RACAL-RA-000117 | SOMMERKAMP-TS-000280FM-(US-VERSION) |