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General |
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HAM bands | ? | 80m 40m 20m 15m 10m | 2m 70cm |
Freq. stability | ? | ? | ? |
Tuning steps | ? | Continuous | ? |
Receiver |
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RX-range | 0.1-0.4 / 2.5-20 MHz | 10-80 m | 144-146 / 430-440 MHz |
Modulations | AM CW | CW USB LSB | FM |
Sensitivity | ? | 0.5 µV (10 dB S+N/N) | ? |
Selectivity | ? | 2.1 kHz (-6 dB), 7 kHz (-60 dB) | ? |
Filters | ? | ? | ? |
Receiver system | ? | Double conversion superheterodyne | ? |
IF-freqs. | ? |
1st: 8.395-8.895 MHz 2nd: 3.395 MHz |
? |
Image rejection | ? | 50 dB | ? |
Audio output | ? | ? | ? |
Transmitter |
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TX-range | - | - | 144-146 / 430-440 MHz |
Modulations | - | - | FM |
RF-output | ? | ? | High: 45/35 W, Low: 5/5 W |
Connections |
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Antenna | Clamps / screws | RCA (Tulip) | N-type |
Impedance | 100 Ω | 50Ω | 50 Ω |
Other | - | - | - |
Electrical |
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Power req. | Separate PSU | 11.5-15V DC or mains | 11-16V DC |
Current RX | ? | Max 750 mA | 700 mA |
TX | - | - | Max 9.5 A |
Physical |
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Manufactured | Between 1939 and 1945 in USA | Between 1977 and 1981 in USA | Between 1988 and 19xx |
Dimensions | ? |
324 × 171 × 304 mm (12.76 × 6.73 × 11.97 in) |
150 × 50 × 205 mm (5.91 × 1.97 × 8.07 in) |
Weight | 33.00 kg (72.8 lbs) | 6.30 kg (13.9 lbs) | 1.80 kg (4.0 lbs) |
Form factor | Unknown | Base Station | Mobile |
Other features |
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Memories | ? | None | ? |
Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Amateur / Ham radio operators |
Features | ? | ? | Twin RX |
Accessories | ? | ? | ? |
MPN | HAMMARLUND-SPR-000220-LX | HEATHKIT-HR-001680 | KENWOOD-TM-000721E |