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IC-7400

IC-7400
zoombrochuremanual

General

Frequency coverage
(Differs according to version)		 Tx:
1.8, 3.5, 7, 10, 14, 18, 21, 24, 28, 50, 144MHz bands

Rx:
30kHz–60MHz, 108–174MHz*1
Modes USB, LSB, CW, RTTY, AM, FM
Frequency stability ±7ppm
(From 1 min. to 60 min. after power ON)
Maximum current drain 23A at 13.8V DC
Power supply requirement 13.8V DC ±15%
Antenna connector SO-239 × 3 (2 for HF/50MHz and 1 for 144MHz bands; 50Ω)
Number of memory
channels		 102
(99 regular, 2 scan edges and 1 call)
Dimensions
(W×H×D; Projections
are not included)		 287×120×316.5 mm;
115⁄16×423⁄32×1215⁄32 in
Weight (approx.) 9.0kg; 19.8lb

*1 Some frequency ranges are not guaranteed.


Transmitter

Output power SSB, CW, RTTY, FM:
5–100W

AM:
5–40W
Spurious emissions Less than –50dB (HF)
Less than –60dB (50/144MHz)
Carrier suppression More than 40dB
Unwanted sideband More than 55dB
Microphone connector 8-pin connector (600Ω)


Receiver

Sensitivity (typical)
Preamp ON SSB, CW, RTTY, AM: at 10dB S/N FM, WFM: at 12dB SINAD		 SSB, CW, RTTY, FM (2.4kHz):
1.8–29.999MHz 0.16μV
50–54MHz 0.13μV
144–148MHz 0.11μV

AM(6kHz) :
0.5–1.8MHz 13μV
1.8–29.999MHz 2.0μV
50–54MHz 1.0μV
144–148MHz 1.0μV

FM(15kHz) :
28–29.999MHz 0.5μV
50–54MHz 0.25μV
144–148MHz 0.18μV
Selectivity SSB(2.4kHz) :
2.4kHz/–6dB
3.2kHz/–40dB
3.6kHz/–60dB
4.3kHz/–80dB

CW(500Hz) :
500Hz/–6dB
700Hz/–60dB

RTTY(350Hz) :
360Hz/–6dB
650Hz/–60dB

AM(6kHz) :
6.0kHz/–6dB
15.0kHz/–60dB

FM(15kHz) :
12kHz/–6dB
20kHz/–60dB
*variable between 50Hz and 3.6kHz
Spurious and image
rejection		 More than 70dB* (HF, 50MHz bands)
More than 60dB (144MHz band)
(*Except IF point on 50MHz band)
AF power
(at 10% distortion with an 8Ω load)		 More than 2.0W
External speaker
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.
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