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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 | ? | 160m 80m 60m 40m 30m (WARC) 20m 17m (WARC) 15m 12m (WARC) 11m (CB) 10m | 160m 80m 60m 40m 30m (WARC) 20m 17m (WARC) 15m 12m (WARC) 11m (CB) 6m 10m 2000m |
| Freq. stability | ? | ? | 0.01 to 0.001% after 15 minutes warmup |
| Tuning steps | ? | Continuous | Continuous |
Receiver |
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| RX-range | 0.1-0.4 / 2.5-20 MHz | 1.25-40 MHz | 0.54-54 MHz in 6 bands (0.54-1.35 / 1.35-3.45 / 3.45-7.4 / 7.4-14.8 / 14.8-29.7 / 29.7-54 MHz) |
| Modulations | AM CW | AM CW SSB | AM CW |
| Sensitivity | ? | ? |
AM: ≤ 2 µV CW: ≤ 0.75 µV |
| Selectivity | ? | ? |
Selectable bandwidths Non-XTAL filter: 3 / 8 / 13 kHz XTAL filter: 200 / 500 Hz and 1.3 kHz |
| Filters | ? | ? | ? |
| Receiver system | ? | Single conversion, 18 tubes | Single conversion below 7.4 MHz, dual conversion above 7.4 MHz |
| IF-freqs. | ? | ? |
1st: 3.955 MHz 2nd: 455 kHz |
| Image rejection | ? | ? | 72-109 dB (Depending on band) |
| Audio output | ? | ? | 2.5 W (external speaker required) |
Transmitter |
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| TX-range | - | - | - |
| Modulations | - | - | - |
| RF-output | ? | ? | ? |
Connections |
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| Antenna | Clamps / screws | - | SO-239 + Clamps / screws |
| Impedance | 100 Ω | ? | 100Ω |
| Other | - | - | - |
Electrical |
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| Power req. | Separate PSU | Mains | Mains (95-260 V AC) |
| Current RX | ? | ? | ? |
| TX | - | - | - |
Physical |
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| Manufactured | Between 1939 and 1945 in USA | Between 1946 and 1948 in USA | Between 1951 and 1972 in USA |
| Dimensions | ? |
546 × 310 × 387 mm (21.50 × 12.20 × 15.24 in) |
480 × 270 × 420 mm (18.90 × 10.63 × 16.54 in) |
| Weight | 33.00 kg (72.8 lbs) | 30.40 kg (67.1 lbs) | 29.50 kg (65.1 lbs) |
| Form factor | Unknown | Base Station | Base Station |
Other features |
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| Memories | ? | None | 6 channels in 1 bank(s) |
| Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Amateur / Ham radio operators |
| Features | ? | ¼" Head. Jack, S Meter, Bandspread, Speaker Terminals, Sensitivity, ANL, BFO, Phono Terminals, Standby, Dial Lamp, AVC ON/OFF, Hinged Top Cover, Carry Handles | 6 memories are optional |
| Accessories | ? | ? | ? |
| MPN | HAMMARLUND-SP-000220-LX | HAMMARLUND-SP-000400-SX | HAMMARLUND-SP-000600 |
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