Icom Ui7 Am Fm Unit ((install)) Jun 2026

| Parameter | Details | |-----------|---------| | | 76 – 108 MHz (varies by region; typically 87.5–108 MHz) | | Frequency range (AM) | 522 – 1629 kHz (or 530–1710 kHz for US market) | | Power supply | Supplied via connected Icom unit (e.g., 13.8 V DC) | | Audio output | Routes through external speaker / control head | | Antenna connection | Separate AM/FM antenna port (often via BNC or SMA) | | Interface | Data/control via Icom proprietary cable (e.g., OPC-xxx) | | Compatible with | Icom IC-M400BB, IC-M510, IC-M605, select land mobile consoles |

Note: The unit is required for the IC-729 , as that model includes these features by default. Technical Impact Impact with UI-7 Installed TX Power (AM) Typically adjustable between 10–40 Watts. TX Power (FM) Typically adjustable between 10–100 Watts. Receiver System icom ui7 am fm unit

The UI-7 serves as a "wideband receive" expansion module. In many standard HF transceiver configurations, the receiver is optimized strictly for the amateur bands. While the main VFO might tune continuously, sensitivity and selectivity in the broadcast bands (AM/FM) are often poor or disabled by firmware. | Parameter | Details | |-----------|---------| | |

(Note: Specifications are based on standard commercial broadcast standards of the era). Receiver System The UI-7 serves as a "wideband

: Operates at 40 watts on AM and 100 watts on FM.

: AM transmit power is typically lower than SSB/CW power to prevent overheating; consult your radio's manual for specific AM carrier limits (often around 30-40W). Compatibility The UI-7 is designed specifically for: To help you further, could you tell me: transceiver model are you installing this in? Do you have the original wiring harness for the board? or just the physical setup?