Compare specifications between amateur radios. Simply select up to 3 radios and compare them side-by-side, including images and descriptions.
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General |
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HAM bands | ? | ? | ? |
Freq. stability | ? | ? | ? |
Tuning steps | ? | ? | ? |
Receiver |
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RX-range | 0.54-55 MHz in five bands | 0.54-40 MHz in 4 bands | 130-2200 kHz in 4 bands |
Modulations | AM CW | AM CW | CW |
Sensitivity | ? | < 5 µV | ? |
Selectivity | ? | ? | 250 Hz |
Filters | ? | ? | ? |
Receiver system | 9 tubes | ? | Superheterodyne |
IF-freqs. | ? | ? | 110 kHz |
Image rejection | ? | ? | ? |
Audio output | ? | ? | 1.5 W |
Transmitter |
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TX-range | - | - | - |
Modulations | - | - | - |
RF-output | ? | ? | ? |
Connections |
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Antenna | - | - | - |
Impedance | 50 Ω | 50 Ω | 50Ω |
Other | - | - | - |
Electrical |
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Power req. | Mains | ? | Mains |
Current RX | ? | ? | ? |
TX | - | - | - |
Physical |
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Manufactured | Between 1947 and 1951 in USA | Between 1953 and 1956 in USA | Between 1943 and 194x in Great Britain |
Dimensions | ? | ? | ? |
Weight | ? | ? | ? |
Form factor | Base Station | Base Station | Base Station |
Other features |
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Memories | ? | ? | ? |
Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Amateur / Ham radio operators |
Features | ? | ? | ? |
Accessories | ? | ? | ? |
MPN | NATIONAL-COMPANY-NC-000057 | NATIONAL-COMPANY-NC-000088 | EDDYSTONE-000400B |