Icom Ui7 Am Fm Unit

As the Icom IC-725 and IC-729 have moved into "vintage" status, the UI-7 has become a sought-after item on the used market. Discontinued Status: The unit is no longer in production by Second-Hand Market:

For units currently installed in radios that are not functioning:

When buying a used UI-7, ensure the seller confirms that the pin headers are undamaged and free of corrosion.

. While the IC-725 has a dedicated "AM/FM" button on its front panel, these modes are non-functional unless the UI-7 unit is physically installed inside the radio. Key Features & Specifications icom ui7 am fm unit

However, here’s what is known about the designation in Icom’s product line, along with how you can likely find the technical documentation you need.

For users unable to find an original UI-7, some hobbyists have documented custom modifications in amateur radio publications like QST Magazine

Wideband FM commercial radio, music, and news stations. As the Icom IC-725 and IC-729 have moved

Gently press the UI-7 down onto the header pins. Ensure correct orientation as detailed in the host radio's original instruction manual. No complex soldering or line cutting is required.

Enables the radio to transmit in Amplitude Modulation (AM). Without this board, the radio can typically only receive AM signals. FM Operations:

Once installed in a unit like the IC-725, the transceiver can typically output on AM and a full Compatibility and Installation While the IC-725 has a dedicated "AM/FM" button

The is an optional, internal plug-in circuit board designed to upgrade vintage Icom high-frequency (HF) amateur radio transceivers. Primarily built for iconic legacy rigs like the Icom IC-725 and IC-728 , this small expansion board grants the hardware-level ability to transmit in AM mode and fully transmit and receive in FM mode . Without this card, these baseline transceivers are generally restricted to Single Sideband (SSB) and Continuous Wave (CW) operation for transmitting.

Static hissed, a dry desert wind through the speaker. He nudged the dial a fraction of a millimeter. Suddenly, the noise parted. A voice, thin and fragile as spun glass, drifted into the room. It was a woman speaking French, her tone melodic but urgent, backed by the faint, rhythmic pulse of a coastal beacon.

As of 2023, the UI-7 unit is considered and Discontinued .

Integrates directly with the receiver's 9.0115 MHz and 455 kHz Intermediate Frequency (IF) stages.