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General |
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HAM bands | 11m (CB) | ? | |
Freq. stability | ? | ? | |
Tuning steps | Channelized | ? | |
Receiver |
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RX-range | 11 m (26.965-27.405 MHz) | 0.54-20 MHz | |
Modulations | AM | AM CW | |
Sensitivity | ? | ? | |
Selectivity | ? | ? | |
Filters | ? | ? | |
Receiver system | ? | ? | |
IF-freqs. | ? | ? | |
Image rejection | ? | ? | |
Audio output | ? | ? | |
Transmitter |
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TX-range | 11 m (26.965-27.405 MHz) | - | |
Modulations | AM | - | |
RF-output | 5 W | ? | |
Connections |
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Antenna | SO-239 | Clamps / screws | |
Impedance | ? | 100 Ω | |
Other | - | - | |
Electrical |
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Power req. | Mains | Separate PSU | |
Current RX | ? | ? | |
TX | ? | - | |
Physical |
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Manufactured | Between 1958 and 196x in USA | Between 1939 and 1945 in USA | |
Dimensions | ? | ? | |
Weight | ? | 33.00 kg (72.8 lbs) | |
Form factor | Base Station | Unknown | |
Other features |
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Memories | ? | ? | |
Usage | Citizen Band (27Mc) | Amateur / Ham radio operators | |
Features | XTAL | ? | |
Accessories | ? | ? | |
MPN | EF-JOHNSON-MESSENGER-I | HAMMARLUND-SPR-000220-X |