Tutorials & Tips

Incredibly, our 5-year old battery scored 101.2%! My conclusion is that Concorde makes great batteries, and BatteryMINDer makes them last! 

Seven unique stages enable BatteryMINDer to claim the title "best maintenance charger for aviation batteries". Here we explain how these stages can save you money and double the life of your battery!

Aircraft owners often ask us for guidance in choosing a GPU. It's easy to check your battery to see if it is 12 or 24 volts. We offer 24 / 28V units perfect for most certified aircraft, as well as ...

The new White Lightning series ground power units by Audio Authority provide clean, stable, DC power for certified and experimental aircraft. This tutorial covers operation of the GPU, as well as w...