Avionic Radio FAQ's
Whether you are in the air or on the ground, Icom keeps you in communication. A selection of commonly asked questions can be found here.
I have poor reception on my Airband radio. What can I do?
You could look at the following.
Are there other aircraft in between you and the tower? How about buildings? AM radio is notoriously poor when on the grou...My IC-A25 Airband radio is showing ‘Caution, Battery Health has Declined’ on the display. What do I do?
You need to completely drain the battery and recharge it. Turn the radio on, leave it on. To drain it faster, you can open the squelch all the way and/or turn o...
How do I connect an Airband radio to an outside antenna on the plane?
You can connect your Icom Airband handheld radio to a fixed external aerial on the aeroplane via a BNC connector and a length of 50 ohm coax cable.
For ...How to Pair a Bluetooth Headset to the IC-A16E Ground to Air Support Radio.
With these few steps you will be able to pair a Bluetooth headset to the IC-A16E Ground to Air Support Radio:
1. Press function, then press ENT/SET for 1...Can the IC-A220T tune simultaneously in both 8.33kHz & 25kHz?
The IC-A220T (#51) works in both 8.33kHz & 25kHz channel spacing and this is selectable from the front panel. Some owners have mentioned that they would like to...
Can I operate my IC-A6E or IC-A24 VHF Airband radio from the 12 volts in my aircraft?
Yes, however, you must use the CP-20 cigarette lighter adapter, you can then safely operate (both transmit and receive) your radio from the 12 volt system in yo...
Interfacing issues between Sigtronics intercom and TSO/ETSO panel mount radios
Existing Sigtronics Intercom (SPA-, SDB-, SCI, Sport-) installations that utilize both pilot and co-pilot transmit positions may display a transmit issue when f...
What does VOR stand for?
VOR stand for VHF Omni Directional Radio Range. It is short-range radio navigation system for aircraft, enabling aircraft with a receiving unit to determine the...
How can the IC-A220T Aviation Panel Mount VHF have both TSO and ETSO approvals?
Following an agreement between EASA and the FAA, from the 2nd March 2016, each organisation now mutually recognises TSO/ETSO approvals for certain aircraft prod...
What type of Aircraft can the IC-A220T Airband panel mount VHF radio be used in?
The IC-A220T radio is TSO certified for a Class 23 (CS-23A) fixed wing aircraft - Normal Category airplane 1494 registered in the UK as of 1st Jan 2016.
<...How far in communication range, can I get with my Icom IC-A24E Aviation radio?
We recently had this question sent to us on our Facebook page. My first thought was the answer would depend on where and how high up your were flying. I forwar...
Does my IC-A110E Aviation radio have 8.33 kHz spacing capability?
Not all versions of the IC-A110E have 8.33 kHz spacing capability. Only versions, purchased after February 2008 have 8.33 kHz spacing capability (serial numbers...
Can my Icom IC-A6E or IC-A24E Aviation transceiver be modified to 8.33 kHz channel spacing?
Cosmetically, the new versions of the IC-A24E with VOR, and its com-only counterpart, the IC-A6E are identical to the older versions. However, inside these new ...
The range of my Icom handheld airband radio seems reduced when I'm using it inside the cockpit. Why?
The cockpit, and the airframe itself, act as a radio wave shield when the radio is operated with the provided portable antenna. Use of an external, fuselage mou...
I can barely pick up the tower when I’m on the ramp. What’s wrong with my airband radio?
There is probably nothing wrong. Are there other aircraft in between you and the tower? How about buildings? AM radio is notoriously poor when on the ground and...
How do I program memory channels into my IC-A6 and IC-A24 airband radios?
Entering Frequencies into Channels
1. Push and hold the PWR button to turn on the radio.
2. Push the CLR DEL button to select the frequency ...
Headset Connections Using OPC-499
Please see enclosed diagram showing the interface cable for the following airband radio models: IC-A3E/A22E, IC-A6E/A24E.
I have an Icom IC-A20. My aircraft radio needs to be removed for service and I would like to use my Icom in the aircraft. Would the adaptor OPC-499 fit, and could I connect direct to the aircraft antenna?
Please see enclosed a downloadable diagram to enable you to use a headset with the IC-A20, so you can make your own compatible adaptor. Using the aircrafts exte...
I have an IC-A6 with a Headset H10-13.4 and a remote PTT button. When we use the radio without the remote PTT it works fine but when we use the remote PTT we SOMETIMES get feedback. Is there anything we can do to reduce or remove the feedback?
In some cases there is feedback when using external headsets with the IC-A6E. If you return your IC-A6 and the headset we will carry out a free-of-charge mod to...
Radios and Airsports
Anyone participating in air sports such as Gliding, Paragliding or Ballooning already appreciates the role of radio communication equipment. Safety is of paramo...