Compare rigs
Compare specifications between amateur radios. Simply select up to 4 radios and compare them side-by-side, including images and descriptions.
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General |
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| Current value | No price data | No price data |
| Rating | No reviews yet | No reviews yet |
| HAM bands | ? | ? |
| Freq. stability | ≤ 100 Hz per hour after warmup | ≤ 100 Hz per hour after warmup |
| Tuning steps | ? | ? |
Receiver |
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| RX-range | - | 5.0-5.5 MHz |
| Modulations | All mode | All mode |
| Sensitivity | ? | ? |
| Selectivity | ? | ? |
| Filters | ? | ? |
| Receiver system | ? | ? |
| IF-freqs. | ? | ? |
| Image rejection | ? | ? |
| Audio output | ? | ? |
Transmitter |
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| TX-range | ? | ? |
| Modulations | All mode | All mode |
| RF-output | ? | ? |
Connections |
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| Antenna | Clamps / screws | Clamps / screws |
| Impedance | ? | ? |
| Other | - | - |
Electrical |
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| Power req. | External PSU or main unit | Transceiver unit (11 + 13.6 V DC) |
| Current RX | - | - |
| TX | ? | ? |
Physical |
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| Manufactured | Between 1967 and 1970 in USA | Between 1978 and 198x in USA |
| Dimensions |
254 × 171 × 279 mm (10.00 × 6.73 × 10.98 in) |
352 × 251 × 181 mm (13.86 × 9.88 × 7.13 in) |
| Weight | 2.30 kg (5.1 lbs) | 2.95 kg (6.5 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 | HEATHKIT-SB-000640 | HEATHKIT-SB-000644A |
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