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General |
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HAM bands | 160m 80m 40m 30m (WARC) 20m 17m (WARC) 15m 12m (WARC) 6m 10m | ? | 160m 80m 40m 20m 15m 10m |
Freq. stability | ? | 10 ppm (0 to 60 C) | ? |
Tuning steps | ? | 1 Hz kHz | ? |
Receiver |
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RX-range | 0.03-60 MHz | 9 kHz - 30 MHz | 10-160 m |
Modulations | AM FM CW SSB RTTY | AM N-AM CW USB LSB DSB | CW USB LSB FSK |
Sensitivity | ? |
Mode 0.1-0.5 MHz 0.5-2.0 MHz 2.0-30 MHz AM* 2.0µV 0.5µV 0.4µV LSB, USB 0.7µV 0.3µV 0.2µV CW 0.3µV 0.2µV 0.1µV (10dB S+N/N) * 80% modulation |
0.33 µV for 10 dB S+N/N at 10m (2 kHz bandwidth) |
Selectivity | ? | Continuously adjustable 100-15000 Hz |
SSB: 2 kHz, 1.5:1 (-6 dB) FSK: 1200 Hz, 2:1 Optional: CW: 400 Hz, 4:1 and 300 Hz, 2:1 |
Filters | ? | ? | ? |
Receiver system | ? | DDS-based dual-conversion superheterodyne with software-defined last IF stage and demodulator | ? |
IF-freqs. | ? | ? | ? |
Image rejection | 70 dB | 60 dB | > 60 dB |
Audio output | ? | ? | 1 W |
Transmitter |
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TX-range | 10-160 m + WARC / 50-54 MHz | - | 10-160 m |
Modulations | AM FM CW SSB RTTY | - | CW USB LSB FSK |
RF-output | SSB/CW/FM/RTTY: 5-100/5-100 W (100% duty cycle), AM: 5-40/5-40 W | ? | 1-150 W (130 W max above 28 MHz) |
Connections |
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Antenna | SO-239 | SMA | SO-239 |
Impedance | 50 Ω | 50Ω | 50 Ω |
Other | - | - | - |
Electrical |
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Power req. | 13.8V DC +/- 15% | 12V DC | Mains (115/230 V, 50-400 Hz) |
Current RX | Max 3.5 A | 500mA | 100 W |
TX | Max 23 A | - | 400 W |
Physical |
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Manufactured | Between 2003 and 200x in Japan | Between 200x and 200x | Between 1971 and 197x in USA |
Dimensions |
340 × 111 × 285 mm (13.39 × 4.37 × 11.22 in) |
164 × 96 × 41 mm (6.46 × 3.78 × 1.61 in) |
413 × 184 × 356 mm (16.26 × 7.24 × 14.02 in) |
Weight | 9.60 kg (21.2 lbs) | 467 gr (1.0 lbs) | 15.90 kg (35.1 lbs) |
Form factor | Base Station | Headless | Base Station |
Other features |
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Memories | ? | ? | ? |
Usage | Amateur / Ham radio operators | Marine / Navy | Amateur / Ham radio operators |
Features | 32 bit IF-DSP. Built-in RTTY demodulator and auto-ATU. IP3 = +30 dBm, Twin RX |
DSP Trunking option 12 kHz IF2 output Number of memory channels limited by computer memory |
Dual VFO, built-in keyer and full QSK Advanced features for such an old radio. 60 dB attenuator |
Accessories | ? | ? | ? |
MPN | ICOM-IC-000756-PRO-III | WINRADIO-WR-G000033EM | SIGNAL/ONE-CX-000007A |