6g black powder

https://youtu.be/x3lzKKul-WA

The Talkie GPS transponder has been updated to transmit both APRS and spoken GPS locations. Altitude is measured using a barometric pressure sensor. This also allows for monitoring altitude at high speed where the GPS may not stay locked.

Below a static test using DireWolf to decode the APRS signal.

https://youtu.be/FaQ07trv9aU