When the 15 year old NiCad batteries in your personal G.A. aircraft are starting to die and not charging correctly Here's an awesome Hack that can make your plane crank like it's brand new again!
Step 1: What you start out with:
A whole bunch of 1.2 ish volt NiCad cells in series they create 24 volts. Many General Aviation planes run on 24V this particular plane is a Scottish Aviation Bulldog produced for the Swedish Airforce for pilot training and emergency combat operations