This document is the installation manual for the icom iA220 communication device, which provides detailed installation steps and precautions
This document provides installation instructions for the Icom IC-A220 VHF air band transceiver. It details the supplied accessories, required external items, and step-by-step procedures for mounting the unit and connecting cables. The guide includes specific wiring diagrams for the D-Sub 25-pin connector, power connections, and audio lines.
| Operating Temperature | -20°C to +55°C |
|---|---|
| DC Power Voltage | 13.8/27.5 V |
| Microphone Impedance | 600 Ω |
| VSWR Limit | less than 2.5:1 |
The supplied accessories include a mounting bracket, screws, a D-Sub 25 pin connector, connector pins, BNC-LP connectors, and various nuts and washers.
Required items include a VHF antenna for the air communication band, various cables, an antenna cable with BNC connectors, switches for the aircraft yoke, headphones, and a low-impedance microphone.
A 10 A circuit breaker must be installed in the DC power line in the aircraft, either in the breaker panel or instrument panel.
The antenna should be mounted on a flat metal surface or an installed ground plane of at least 120 cm² (18 in²).