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.
![[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
The Home Machinist
Bob Fritz visited the TechShop workshop in Menlo Park, California, and got to play with lots of big, shiny toys that any homebuilder would covet.
Simple Green
Extreme Simple Green - Aircraft is a new product designed to clean your aircraft safely without damaging finishes. Its effective in removing oil and other dirt from the exterior surfaces as well as the interior, and is used by Boeing on its family of airplanes. Its available at specialty stores and aviation supply houses.