Icom IC-7700
Digital HF Radio SSB Icom IC-7700 employs mechanical relay BPF switching, a digitally tuned pre-selector, and three Hi-spec 1st IF filters (roofing filter) in a Dynamic range characteristics (in 14MHz band) clean and simple double-conversion superheterodyne design.
Icom IC-7700 Specifications
General |
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| Frequency coverage*1 U.S.A. Version Rx TxEurope, UK Version Rx Tx |
0.030– 60.000 MHz*2 1.800– 1.999 MHz 3.500– 3.999 MHz 5.3305, 5.3465, 5.3665, 5.3715, 5.4035 MHz*3 7.000– 7.300 MHz 10.100–10.150 MHz 14.000– 14.350 MHz 18.068–18.168 MHz 21.000– 21.450 MHz 24.890–24.990 MHz 28.000– 29.700 MHz 50.000–54.000 MHz0.030– 60.000 MHz*2 1.810– 1.999 MHz 3.500– 3.800 MHz 7.000– 7.100 MHz (Europe version) 7.000– 7.200 MHz (UK version) 10.100– 10.150 MHz 14.000–14.350 MHz 18.068– 18.168 MHz 21.000–21.450 MHz 24.890– 24.990 MHz 28.000–29.700 MHz 50.000– 52.000 MHz *1 Frequency ranges vary depending on version. *2 Some frequency ranges are not guaranteed. *3 Carrier point frequency. USB mode only. |
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| Mode | USB, LSB, CW, RTTY, PSK31, AM, FM | |||||||||
| Number of channels | 101 (99 regular, 2 scan edges) | |||||||||
| Antenna impedance | 50Ω unbalanced (Tuner off) | |||||||||
| Antenna connector | SO-239×4 and BNC×1 | |||||||||
| Power supply requirement | 85–265V AC | |||||||||
| Temperature range | 0°C to +50°C; +32°F to +122°F | |||||||||
| Frequency stability | Less than ±0.05ppm (0°C to +50°C, after warm up) |
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| Frequency resolution | 1 Hz (minimum) | |||||||||
| Power consumption Tx Max. power |
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| Dimensions (W×H×D) (projections not included) |
425 × 149 × 437 mm; 1623⁄32 × 57⁄8×177⁄32 in |
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| Weight (approx.) | 22.5kg; 49.6lb | |||||||||
Transmitter |
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| Output power SSB, CW, RTTY, PSK31, FM AM |
(continuously adjustable) 5–200W 5–50W |
| Modulation system SSB AM FM |
DPSN modulation Digital low power modulation Digital phase modulation |
| Spurious emission HarmonicsUnwanted emissions (Except harmonics) |
More than 60dB (HF bands) More than 70dB (50 MHz band) More than 50dB (HF bands) More than 66dB (50 MHz band) |
| Carrier suppression | More than 63dB |
| Unwanted sideband suppression | More than 80dB |
| TX variable range | ±9.999 kHz |
| Microphone impedance | 600Ω (8-pin connector) |
Receiver |
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| Receive system | Double conversion super-heterodyne system |
| Intermediate frequencies 1st 2nd |
64.455 MHz 36 kHz |
| Sensitivity (typical) SSB, CW, RTTY (BW: 2.4 kHz at 10dB S/N)AM (BW: 6k Hz at 10dB S/N)FM (BW: 15 kHz at 12dB SINAD) |
0.1–1.799 MHz 0.5μV (Pre-amp 1 ON) 1.8–29.999 MHz 0.16μV (Pre-amp 1 ON) 50.0–54.0 MHz 0.13μV (Pre-amp 2 ON) 0.1–1.799 MHz 6.3μV (Pre-amp 1 ON) 1.8–29.999 MHz 2μV (Pre-amp 1 ON) 50.0–54.0 MHz 1μV (Pre-amp 2 ON) 28–29.990 MHz 0.5μV (Pre-amp 1 ON) 50.0–54.0 MHz 0.32μV (Pre-amp 2 ON) |
| Squelch sensitivity (Pre-amp: OFF) SSB, CW, RTTY, PSK31 FM |
Less than 5.6μV Less than 1μV |
| Selectivity (representative value) SSB, RTTY (BW: 2.4 kHz)CW (BW: 500 Hz)AM (BW: 6 kHz)FM (BW: 15 kHz) |
More than 2.4 kHz/–3dB Less than 3.6 kHz/–60dB More than 500 Hz/–3dB Less than 700 Hz/–60dB More than 6.0 kHz/–3dB Less than 15.0 kHz/–60dB More than 12.0 kHz/–6dB Less than 20.0 kHz/–60dB |
| Spurious and image rejection ratio | More than 70dB |
| Audio output power | More than 2.6W at 10% distortion with an 8Ω load |
| RIT variable range | ±9.999 kHz |
| PHONES connector | 3-conductor 6.35 (d) mm (1⁄4″) |
| EXT SP connector | 2-conductor 3.5 (d) mm (1⁄8″) /8Ω |
The LCD display may have cosmetic imperfections that appear as small or dark spots. This is not a malfunction or defect, but a normal characteristic of LCD displays.
All stated specifications are subject to change without notice or obligation.
