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 | 80m 40m 20m 15m 10m | 160m 80m 60m 40m 30m (WARC) 20m 17m (WARC) 15m 12m (WARC) 11m (CB) 6m 2m 10m | ? |
| Freq. stability | ? | +/- 5 p.p.m. (0-50 °C) TCXO standard; +/- 1 p.p.m. TCXO opt. (+/- 0.5 p.p.m. typ., 0-50 °C). K3EXREF option locks TCXO to an external 10-MHz reference (+/- 1 to 2 Hz typ.). | ≤ 100 Hz per hour after warmup |
| Tuning steps | ? | 1, 10, 20, and 50 Hz fine steps; user-configurable coarse tuning steps (per-mode). | ? |
Receiver |
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| RX-range | 10-80 m |
10-160 m + WARC / 6 m Optional 2m / 630m |
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| Modulations | AM CW SSB | AM FM CW USB LSB FSK AFSK RTTY PSK31/63 | All mode |
| Sensitivity | ? | HF, Preamp off: -133 dBm. Preamp 1: -138 dBm. Preamp 2 (12/10/6 m): -145 dBm | ? |
| Selectivity | ? | ? | ? |
| Filters | ? | 2.7 kHz + variable IF DSP Options: 200 Hz, 250 Hz, 400 Hz, 500 Hz, 1 kHz, 1.8 kHz, 2.1 kHz, 2.8 kHz, 6 kHz (AM & ESSB), & 12 kHz for FM | ? |
| Receiver system | ? | Hybrid SDR / Double conversion superheterodyne | ? |
| IF-freqs. | ? |
1st: 8.215 MHz 2nd: 15 kHz |
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| Image rejection | ? | ≥ 70 dB | ? |
| Audio output | ? | 2.5 W per channel into 4 ohms; typ. 10% THD @ 1 kHz, 2 W, Line level + headphones | ? |
Transmitter |
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| TX-range | - | 0.5-30 / 50-54 MHz (2m option) | ? |
| Modulations | - | AM FM CW USB LSB FSK AFSK RTTY PSK31/63 | All mode |
| RF-output | ? | 0.1-10 / 0.1-100 | ? |
Connections |
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| Antenna | - | BNC + SO-239 | Clamps / screws |
| Impedance | ? | 50Ω | ? |
| Other | - | - | - |
Electrical |
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| Power req. | Mains | 11-15V DC | External PSU or main unit |
| Current RX | ? | 0.9 A | - |
| TX | - | 17-22 A | ? |
Physical |
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| Manufactured | Between 19xx and 19xx in USA | Between 2015 and 20xx in USA | Between 1967 and 1970 in USA |
| Dimensions | ? |
112 × 282 × 300 mm (4.41 × 11.10 × 11.81 in) |
254 × 171 × 279 mm (10.00 × 6.73 × 10.98 in) |
| Weight | ? | 3.80 kg (8.4 lbs) Without options | 2.30 kg (5.1 lbs) |
| Form factor | Base Station | Base Station | Base Station |
Other features |
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| Memories | ? | 144 channels in 1 bank(s) | ? |
| Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Amateur / Ham radio operators |
| Features | ? |
RS-232C / USB-B Built in PSK, RTTY, and CW text decode/display Built-in keyer DVR option Sub RX option High-contrast LCD Dual VFOs Real-time clock |
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| Accessories | ? | ? | ? |
| MPN | HEATHKIT-HR-000020 | ELECRAFT-K000003S | HEATHKIT-SB-000640 |
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