Locate the case screws on the top and sides of your Icom radio (e.g., the IC-R72 or IC-725). Carefully remove the screws and lift away the top cover. Put the screws in a secure container so they don’t roll away. Step 3: Locating the UI-7 Socket
The Icom UI-7 has been discontinued for many years. You will not find it new in a box at a standard retail outlet. Your best bet for finding one is:
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The Icom UI-7 AM/FM unit is one of the rarest and most sought-after optional modules in the world of vintage radio restoration. Originally manufactured in the late 1980s and early 1900s, this small circuit board adds AM and FM reception capabilities to a select lineup of legendary Icom communications receivers. For shortwave listeners, DXers, and vintage radio collectors, finding and installing an original UI-7 is the ultimate upgrade to complete their shack setup. icom ui-7 am fm unit
Once powered back on, the AM and FM mode buttons on the front panel of the radio will now actively route signals through the newly installed UI-7 circuit. Finding a UI-7 Today: Tips for Buyers
The board is a plug-in unit typically installed in the bottom section of the radio.
Unscrew the top and bottom covers of the radio housing. Locate the case screws on the top and
, verify if the unit is already installed by checking if the radio transmits in FM; many used units were upgraded by previous owners. Icom UI7 FM Option - Universal Radio, Inc.
: If you see clear, open slots leading directly to the main circuit board, the UI-7 slot is empty. If you see a distinct plastic cover backed by foam causing a visible reflection, the UI-7 AM/FM unit is securely installed. Finding and Buying a UI-7 Unit Today
When the sunspot cycle is high, 10-meter FM repeaters (usually found between 29.5 and 29.7 MHz) allow for incredible long-distance communication with very low power. Without a UI-7 installed, an IC-725 is "blind" to these repeaters. Step 3: Locating the UI-7 Socket The Icom
Do you own an Icom UI-7? Share your setup photos and tips in the comments below. And if you’re selling one, let us know!
While many Icom radios from the late 1980s and early 1990s have an "AM/FM" button on the front panel, the circuitry to actually process these modes was often sold as an add-on. Without the UI-7: The front panel button may switch the display mode. The radio will transmit in AM or FM. FM reception will not function. Key Specifications
Critical for safety, the UI-7 allows you to monitor: