Icom IC-756 Series HF Transceivers: Resources and Modifications
Find user reviews, technical insights, repair guides, and interface schematics for the Icom IC-756, IC-756PRO, IC-756PROII, and IC-756PROIII.
The Icom IC-756 series of HF and 6-meter transceivers has been a popular choice for many operators since its introduction. Known for solid performance on various bands, these radios are often found in ham shacks for everyday QSOs, DX chasing, and contest operations. The IC-756, IC-756PRO, and IC-756PROIII models offer advanced features that appeal to both casual and serious amateur radio activity.
Hams often share detailed user reviews and technical notes on the IC-756 series, covering aspects like RF overload protection and general operating tips. Many resources also provide schematics for PC interfaces, enabling rig control and digital modes like FT8. Operators can find repair guides for common issues, such as replacing the LCD display or troubleshooting power-up problems, helping to keep these reliable stations on the air for years.
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Amplifier keying buffer for ICOM radios & others. Suitable for IC-746 IC-756 PRO and PROII. ACC1 key interface by KK5DR -
Rewiew and notes on IC-756 -
Notes on Icom IC-756Pro II and IC-746Pro by I0GEJ -
Icom IC 756 Pro 3 English User Manual in a PDF file -
Need to interface both a TNC and the computer soundcard? This is a ICOM 756PRO ACC1 audio/keying/FSK interface by WA0SXV -
ARRL review ICOM IC-756 pro III HF/6 meter transceiver at central michigan ARC PDF File -
If you want to interface the IC-746 Pro or any other Icom rig with a computer for rig control, an outboard CI-V CAT device is required. -
Repair of a 756pro that was powering up always on TX due to some damage in the ACC1 connector area -
eham review of the ICOM IC-756PRO -
Freeware amateur radio transceiver control program tested with IC-756 Pro. -
by Don Graham, VK6HK -
The following transceivers can be susceptible to damage from a strong RF field (or RF-overload) IC-746 IC-746PRO IC-756 IC-756PRO IC-756PROII IC-756PROIII n1eq explain why -
The IC-756, a Step Forward for HF and six metre DX by Frank van Dijk, PA3BFM -
WA0SXV article on the ICOM IC 756PRO based on his own experience -
Adam, VA7OJ/AB4OJ's IC-756Pro III User Review -
Modifying the ICOM IC-756 Standard (non-Pro model) for 60m takes a little work, but it is worth the effort. -
This article is about replacing the LCD display in a Icom IC-756 classic. The displays in these radios have not been supported by Icom in several years. -
Mods for Icom 756 Series including eSSB Mid-Fi Mods for Receiver and Transmitter -
If your 756 has lots of noise with crackles and sweeping heterodynes, especially noticeable on AM, it may be due to a faulty electrolytic capacitor in the noise-blanker circuit -
A page dedicated tho the IC-756PROIII transceiver. This radio, discontinued, incorporates many of the features that made its predecessors so successful. However, the integration of the latest technology employed in the IC-7800 such as receiver technology, +30dBm class IP3, miniscope makes this new rig the very pinnacle of the IC-756PRO series. -
ICOM IC756 PRO II III, PS125 Fan Modifications, install an external cooling fan on the ICOM IC756 PROIII to minimize the heat on the chassis, then will perform a fan modification on the ICOM PS125 power supply to minimize the fan noise. -
This caution applies to all Icom HF transceivers. Based on a discussion with Matt Erickson, KK5DR -
Product information, resources, enhancements and links of the popular ICOM IC-756PRO III