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IC-7700

HF/50MHz Transceiver

specifications

Specifications

General
Frequency coverage*1
U.S.A. Version
Rx
Tx
 
 
 
 
 
Europe, 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 MHz
 
0.030– 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.
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)
Frequency resolution 1 Hz (minimum)
Power consumption
Tx Max. power
 
Tx Max. power 800VA
Rx Stand-by 200VA (typ.)
  Max. audio 210VA (typ.)
Dimensions (W×H×D)
(projections not included)
425 × 149 × 437 mm;
162332 × 578×17732 in
Weight (approx.) 22.5kg; 49.6lb
Transmitter
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
Harmonics
 
Unwanted 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
Delta TX variable rangeTX variable range ±9.999 kHz
Microphone impedance 600Ω (8-pin connector)
Receiver
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 (14″)
EXT SP connector 2-conductor 3.5 (d) mm (18″) /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.