Trig Avionics dealership

We are happy and proud to announce that MillenAir Glider Supplies - Avionics - Pilot Shop is now also Approved Dealer of Trig Avionics!

We look forward to a successful cooperation with one of the leading manufacturers of compact and user-friendly Mode-S transponders and 8.33kHz radios of the highest quality. Please contact us of you have any questions regarding our newly added TY91 / TY92 8.33kHz radios, and TT21 / TT22 Mode-S transponders.

TY91 VHF Radio

The new TY91 is a fully certified 25 kHz / 8.33kHz VHF radio. A low power 6 watt model that is ideal for the majority of GA users. Perfect for light sport, ultra light, glider and balloon pilots

TY92 VHF Radio

The new TY92 is a fully certified 25 kHz / 8.33kHz VHF radio, with a higher nominal power outout of 16 watts, suitable for aircraft that have a 28 volt power supply.

TT31 Mode S Transponder

The popular TT31 is a standard size Class 1 Mode S transponder. The TT31 fits in the same mounting tray as the KT76A transponder, making it a great choice for either upgrades or new installations.

TT22 Mode S Transponder

The TT22 system is our smallest, lightest, Mode S general aviation transponder. It can fit into the smallest of aircraft – and yet it is fully certified and compliant with all the transponder requirements. The TT22 is a two part transponder system, which includes an integrated altitude encoder. The TT22 is a Class 1 transponder.

TT21 Mode S Transponder

The TT21 is a two part transponder system, which includes an integrated altitude encoder. In design and technology it is equivalent to the TT22, however, the transmitted output power of the TT21 is lower, qualifying the unit as a Class 2 transponder. Class 2 transponders are suitable for aircraft cruising slower than 175 knots, and operating below 15,000 feet, VFR or IFR.