Compare rigs
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 40m 20m 15m 6m 10m | ? |
| Freq. stability | ? | ? | ? |
| Tuning steps | Continuous | Continuous | ? |
Receiver |
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| RX-range | 1.25-40 MHz | 0.54-31 / 48-56 MHz | 20 m |
| Modulations | AM CW SSB | AM N-FM CW | - |
| Sensitivity | ? | ? | 0.25µV typical for 10 dB S/N |
| Selectivity | ? | ? | 4 pole crystal ladder filter (1 kHz nominal bandwidth) |
| Filters | ? | ? | ? |
| Receiver system | Single conversion, 18 tubes | Single conversion | Single conversion superhet, JFET mixer |
| IF-freqs. | ? | 455 kHz | 6.14 MHz |
| Image rejection | ? | ? | ? |
| Audio output | ? | 3.5 W, external speaker required | 300 mW @ 4 ohms. Built-in 4" speaker in top of cabinet. |
Transmitter |
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| TX-range | - | - | 20 m |
| Modulations | - | - | - |
| RF-output | ? | ? | 3W |
Connections |
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| Antenna | - | - | SO-239 |
| Impedance | ? | 50Ω | 50 Ω |
| Other | - | - | - |
Electrical |
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| Power req. | Mains | 110/220V AC | 12-14V DC |
| Current RX | ? | ? | 35-80mA |
| TX | - | - | 800mA |
Physical |
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| Manufactured | Between 1946 and 1948 in USA | Between 1947 and 1950 in USA | Between 19xx and 20xx |
| Dimensions |
546 × 310 × 387 mm (21.50 × 12.20 × 15.24 in) |
500 × 257 × 318 mm (19.69 × 10.12 × 12.52 in) |
152 × 70 × 152 mm (5.98 × 2.76 × 5.98 in) |
| Weight | 30.40 kg (67.1 lbs) | ? | 1.02 kg (2.3 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 | 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 | ? | ? |
| Accessories | ? | ? | ? |
| MPN | HAMMARLUND-SP-000400-SX | NATIONAL-COMPANY-NC-000173T | TEN-TEC-001320 |
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