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Last modified 2025-09-11

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Icom IC-78

A picture of Icom IC-78

SPECIFICATIONS

GENERAL
Type:Professional land mobile HF transceiver
Frequency range: TX: 1.6-30 MHz
RX: 0.03-30 MHz
Tuning steps:Channelized (Programmable in ? Hz increments)
Frequency stability:? ppm
Mode:AM / SSB / CW / RTTY / FSK
Channels / memory management: 99 duplex
Duplex shift / offset:Programmable
Power supply:13.8 VDC ±15%
Current drain / power consumption:RX: 1.3-2 A
TX: Max 20 A
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):240*95*239 mm (9.45*3.74*9.41")
Weight:3.8 Kg (8.38 lb)
Other features:2-tone emergency alarm.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: ? MHz
2nd IF: ? KHz
Sensitivity: AM (10 dB S/N): 13 uV (0.5-1.6 MHz), 2 uV (1.6-30 MHz)
SSB/CW/RTTY (10 dB S/N): 0.16 uV (1.6-30 MHz)
Squelch sensitivity:
Selectivity: AM: 6 KHz (-6 dB), 20 KHz (-40 dB)
SSB/CW/RTTY: 2.1 KHz (-6 dB), 4.5 KHz (-60 dB)
Image rejection:Better than 70 dB (1.6-30 MHz)
AF output power / speaker:? W at ?% distortion / ? ohm
External speaker connector:




TRANSMITTER SECTION
RF output power: AM: 2-40 W SSB/CW/RTTY: 2-100 W
Modulation system:
Max FM deviation (Factory set):No FM
Spurious emissions:Better than -? dB
Microphone impedance / connector:? ohm / 8-pin (Male locking ring jack)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 200x-200x (Discontinued)
Additional info:
Related documents:
Modifications and fixes:
Reviews:
Options / Accessories:
CR-338
FL-52A
FL-53A
FL-222
FL-257
MB-5
MB-23
High-stability crystal unit
CW/RTTY narrow filter (500 Hz)
CW narrow filter (250 Hz)
SSB narrow filter (1.8 KHz)
SSB wide filter (3.3 KHz)
Mobile bracket
Carrying handle