A new CO detector and expanded capabilities for the GTR 205 that add audio-panel functions inside the com radio. Want to add a second com but don’t have room for a dedicated audio panel? That’s where the latest upgrades for the GTR 205 shine.
![The Classic Wittman W-10 Tailwind [Credit: LeRoy Cook]](https://www.kitplanes.com/wp-content/uploads/2026/07/IMG_4633.jpg?w=218&h=150&crop=1 "The Midpoint Reset: Navigating the Rest of the 2026 Homebuilt Horizon")
![[Credit: JetStream Rider]](https://www.kitplanes.com/wp-content/uploads/2026/04/AdobeStock_345999332.jpg?w=218&h=150&crop=1 "2026 Avionics and Lights Buyer’s Guide")
![[Credit: Dynon]](https://www.kitplanes.com/wp-content/uploads/2026/04/EMS-stand-alone_HDX.png?w=218&h=150&crop=1 "Dynon Unveils Scalable Engine Monitoring for Kitbuilders")
In Case You Missed It
Aero ‘lectrics
The subject this month is Schmitt triggers and digital gates, which can be employed for a variety of purposes in homebuilt aircraft including use with switches and sensors or panel lighting.