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General |
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HAM bands | 160m 80m 60m 40m 30m (WARC) 20m 17m (WARC) 15m 12m (WARC) 11m (CB) 10m | 80m 60m 40m 30m (WARC) 20m 17m (WARC) 2000m | None |
Freq. stability | Within 300 Hz if the nearest 100 kHz calibration point is used to adjust the fiducial | ? | ? |
Tuning steps | Continuous | Continuous | Channelized |
Receiver |
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RX-range | 0.54-30.5 MHz in 30 bands | 0.1-0.4 / 2.5-20 MHz | VHF Marine Channels |
Modulations | AM CW | AM CW | FM |
Sensitivity |
Band 1: Less than 15 µV for 10 dB S/N Bands 2 to 30: Less than 5 µV for 10 dB S/N |
? | ? |
Selectivity | 1 / 3 / 6 / 10 kHz | ? | ? |
Filters | ? | ? | ? |
Receiver system | Triple Conversion Superheterodyne | ? | ? |
IF-freqs. | ? | ? | ? |
Image rejection | ? | ? | ? |
Audio output | External 270G-3 Speaker, 2.5 W | Internal speaker | Internal speaker |
Transmitter |
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TX-range | - | - | VHF Marine Channels |
Modulations | - | - | FM |
RF-output | ? | ? | ? |
Connections |
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Antenna | SO-239 | Clamps / screws | SO-239 |
Impedance | 50Ω | 100Ω | ? |
Other | - | - | - |
Electrical |
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Power req. | Mains (110-120 / 220-240 V AC) | Separate PSU | ? |
Current RX | 85 W | ? | ? |
TX | - | - | ? |
Physical |
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Manufactured | Between 1952 and 1956 in USA | Between 1939 and 1945 in USA | Between 2022 and 20xx in Japan |
Dimensions |
536 × 317 × 333 mm (21.10 × 12.48 × 13.11 in) |
? | ? |
Weight | 19.50 kg (43.0 lbs) | 33.00 kg (72.8 lbs) | ? |
Form factor | Base Station | Base Station | Mobile |
Other features |
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Memories | None | None | ? |
Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Marine / Navy |
Features | ? | ? | IP68 waterproof |
Accessories | ? | ? | ? |
MPN | COLLINS-000051J-3 | HAMMARLUND-SPR-000210-LX | ICOM-IC-M000510 |