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General |
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HAM bands | 40m | 2m | 80m 40m 20m 15m 10m |
Freq. stability | ? | ± 15 p.p.m. | Less than 100 Hz after 30 minute warm-up, less than 2 kHz in first hour of operation |
Tuning steps | Continuous | ? | Continuous |
Receiver |
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RX-range | 7-7.125 MHz | 144-148 MHz | 10-80 m in 7 bands |
Modulations | CW | FM | AM CW SSB |
Sensitivity | ? | < 0.25 µV (12 dB SINAD) |
15-80 m: better than 0.5 µV (10 dB S/N) 10 m: better than 1.5 µV (10 dB S/N) |
Selectivity | ? |
12 kHz (-6 dB) 24 kHz (-60 dB) |
2.7 kHz (-6 dB), 5.0 kHz (-55 dB) |
Filters | ? | ? | ? |
Receiver system | ? | Double conversion superheterodyne | Superheterodyne |
IF-freqs. | ? |
1st: 10.695 MHz 2nd: 455 kHz |
? |
Image rejection | ? | ? | ≥ 60 dB |
Audio output | ? | > 1.5 W across 8 ohm with 5% distortion | > 1 watts (with 10% distortion) |
Transmitter |
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TX-range | 7-7.125 MHz | 144-148 MHz | 10-80 m in 7 bands |
Modulations | CW | FM | AM CW SSB |
RF-output | 2 W | 5-70 W | 15-80 m: 160 W (input), 10 m: 120 W (input) |
Connections |
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Antenna | - | SO-239 | SO-239 |
Impedance | 50Ω | 50Ω | 50-75Ω |
Other | - | - | - |
Electrical |
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Power req. | 13.5 V DC | 13.8 V DC | Mains (with PS-500AC) |
Current RX | 55 mA | 600 mA | 250 W max |
TX | Max 550 mA | 16 A | 450 W max |
Physical |
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Manufactured | Between 1975 and 1980 in Japan | Between 198x and 198x | Between 197x and 19xx in USA |
Dimensions |
202 × 65 × 173 mm (7.95 × 2.56 × 6.81 in) |
180 × 60 × 250 mm (7.09 × 2.36 × 9.84 in) |
330 × 220 × 300 mm (12.99 × 8.66 × 11.81 in) |
Weight | 1.90 kg (4.2 lbs) | 2.35 kg (5.2 lbs) | 7.98 kg (17.6 lbs) |
Form factor | Mobile | Mobile | Base Station |
Other features |
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Memories | None | ? | None |
Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Amateur / Ham radio operators |
Features | ? | DCL | - |
Accessories | ? | ? |
External speaker External Remove VFO |
MPN | MIZUHO-DC-000007X | KENWOOD-TM-002570A | KENWOOD-TS-000500 |