“That’s the point, sir,” she said. “No one ever bothers to jam the past.”
If your main transceiver is in a flooded or inaccessible engine room, the UI-7 provides a surprising level of stand-alone functionality. The handset itself has enough local intelligence to act as a secondary control point. While the radio brain is offline, you can still use the UI-7 as a listen-only device.
But Elena knew that beep. It was the marker for an abandoned Iraqi airfield, 20 klicks north of their position. And behind that airfield was a wadi that led straight to a coalition checkpoint.
is a prerequisite for adding the , which is required to access FM repeaters that use subaudible (CTCSS) tones. icom ui-7 am fm unit
Understanding exactly what the UI-7 does is key to appreciating its value. Think of it as a mode-enabler that adds significant versatility:
Adds the ability to both transmit and receive FM signals, typically used on the 10-meter band (28–29.7 MHz).
Because Icom long ago discontinued manufacturing accessories for these 30-year-old radios, the UI-7 is considered a rare item on the used market. RigPix Database - Accessories - Icom UI-7 “That’s the point, sir,” she said
) can have clipped audio due to impedance mismatches. Technical hobbyists often "hot-rod" these units by adding resistors (like a 3.3k ohm) to improve the audio response. Indicator Check:
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!
Icom UI-7 AM/FM Unit an optional internal expansion board designed for the Icom IC-725 HF transceivers While the radio brain is offline, you can
For the combination of , the Icom UI-7 remains in a class of its own.
Finding a for your radio model.