Rolf R Bakke | Talking sailplane airspeed / height / vario test @RolfRBakke | Uploaded April 2012 | Updated October 2024, 17 hours ago.
More info: rcgroups.com/forums/showthread.php?t=1635845
This is a test of my self-made airspeed / height / vario for R/C gliders. The voice/vario sound is generated on board the plane and sent to the ground by a video link. The speed and height are spoken with regular intervals, first the speed in km/h and then the height above ground in meters.