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Last modified 2023-09-19

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Icom IC-756

A picture of Icom IC-756

SPECIFICATIONS

GENERAL
Type:Amateur HF/VHF transceiver
Frequency range: TX: 10-160 m + WARC / 6 m
RX: 0.03-60 MHz
Tuning steps:1 / 10 Hz, 1 / 5 / 9 / 10 KHz
Frequency stability:Less than ±350 Hz @ 0 to 50°C (32 to 122°F)
Mode:AM / FM / SSB / CW / RTTY
Channels / memory management: 99 regular
2 scan edge
Non-volatile EEPROM storage
Repeater shift / offset:±100 KHz to 4 MHz in 1 KHz steps
Power supply:13.8 VDC ±15% plus a 3 V lithium battery for timekeeping
Current drain / power consumption:RX: 2.5 to 2.7 A
TX: Max 20 A
Antenna impedance / connector:50 ohm / Two SO-239
Dimensions (W*H*D):340*111*285 mm (13.39*4.37*11.22")
Weight:10.5 Kg (23.15 lb)
Other features: CTCSS/PL. Electronic keyer and auto-ATU. Clock & timer. DSP.
CI-V computer control.




RECEIVER SECTION
Receiver system: Triple conversion superheterodyne (FM)
1st IF: 69.01 MHz
2nd IF: 9.01 MHz
3rd IF: 455 KHz
Quadruple conversion superheterodyne (AM/SSB/CW/RTTY)
1st IF: 69.01 MHz
2nd IF: 9.01 MHz
3rd IF: 455 KHz
4th IF: 15.625 KHz
Sensitivity: AM (10 dB S/N)
0.5-1.8 MHz: 13 uV
1.8-30 MHz: 2 uV (Pre-amp 1 on)
FM (12 dB SINAD)
28-30 MHz: 0.5 uV (Pre-amp 1 on)
50-54 MHz: 0.32 uV (Pre-amp 2 on)
SSB/CW/RTTY (10 dB S/N)
1.8-30 MHz: 0.16 uV (Pre-amp 1 on)
50-54 MHz: 0.13 uV (Pre-amp 2 on)
Selectivity: AM
9 KHz (-6 dB)
20 KHz (-60 dB)
FM
15 KHz (-6 dB)
30 KHz (-60 dB)
SSB/CW/RTTY
2.4 KHz (-6 dB)
3.8 KHz (-60 dB)
Image rejection:70 dB
AF output power / speaker:2 W at 10% distortion / 8 ohm
External speaker connector:3.5 mm, 8 ohm (mono)




TRANSMITTER SECTION
RF output power:

Pwr
AM:1-40 W
FM:2-100 W
SSB (PEP):2-100 W
CW:2-100 W
Modulation system:AM/SSB: PSN modulation
FM: Variable reactance modulation
Max FM deviation (Factory set):±? KHz
Spurious emissions:HF: Better than -50 dB
6 m: Better than -60 dB
Microphone impedance / connector:600 ohm / 8-pin (Metal locking ring connector)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 1996-2000 (Discontinued)
Additional info:
Related documents:User manual (1.3 MB)
Modifications and fixes:
Reviews:
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HM-36
IC-2KL
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OPC-025A
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UT-102
Mobile antenna element. 10-80 m. 2.5 m long
HF automatic antenna tuner, 150 W
HF automatic antenna tuner, 500 W
High-stability crystal unit (±0.5 ppm)
Satellite interface unit
CI-V level converter
Automatic antenna selector. Max 1000 W PEP
500 Hz CW narrow filter. IF: 455 KHz
250 Hz CW/RTTY super-narrow filter. IF: 455 KHz
500 Hz CW narrow filter. IF: 9 MHz
250 Hz CW super-narrow filter. IF: 9 MHz
1.8 KHz SSB narrow filter. IF: 455 KHz
1.9 KHz SSB narrow filter. IF: 9 MHz
350 Hz /CW/RTTY narrow filter. IF: 9 MHz
3.3 KHz SSB filter. IF: 455 KHz
Standard hand microphone with up/down buttons
HF 500 W linear amplifier
HF 1 KW linear amplifier
DC power cable
DC power supply, switch mode. 13.8 VDC, 20 A
Desk microphone, up/down switches and dual line output
Desk microphone, unidirectional electret. Up/down buttons and lo-cut
External speaker. 8 ohms, 5 W
External speaker. 8 ohms, 5 W
Voice synthesizer unit
A rear picture of Icom IC-756