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General |
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HAM bands | ? | ? | |
Freq. stability | Dial calibration at room temperature is within 300 cps if the nearest 100 kc calibration point is used to adjust the fiducial. | ? | |
Tuning steps | ? | ? | |
Receiver |
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RX-range | 0.54-30.5 MHz | 0.2/0.4/0.54-10 MHz | |
Modulations | AM CW | AM CW | |
Sensitivity |
Band 1: < 15 µV gives 10 dB S/N Bands 2 to 30: < 5 µV gives 10 dB S/N |
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Selectivity | 1 / 3 / 6 / 10 kHz | ? | |
Filters | ? | ? | |
Receiver system | ? | Single conversion superheterodyne | |
IF-freqs. | ? | ? | |
Image rejection | ? | ? | |
Audio output | ? | ? | |
Transmitter |
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TX-range | - | - | |
Modulations | - | - | |
RF-output | ? | ? | |
Connections |
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Antenna | SO-239 + Clamps / screws | - | |
Impedance | 50Ω | 200Ω | |
Other | - | - | |
Electrical |
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Power req. | Mains (115 or 230 V AC, 45~70 Hz) | Separate PSU | |
Current RX | 85 W | ? | |
TX | - | - | |
Physical |
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Manufactured | Between 1957 and 1963 in USA | Between 1937 and 193x in USA | |
Dimensions |
536 × 317 × 333 mm (21.10 × 12.48 × 13.11 in) |
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Weight | 24.90 kg (54.9 lbs) | ? | |
Form factor | Base Station | Base Station | |
Other features |
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Memories | ? | ? | |
Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | |
Features | ? | ? | |
Accessories | ? | ? | |
MPN | COLLINS-000051J-4 | HAMMARLUND-SP-000100-"MRM-5" |