1. cause currect flow in a coil.
2. remove currect source.
3. Magnetic field collapses inducing voltage in the coil.
4. Doesn't it store energy in the magnetic field?

"Tdonaly" wrote in message to
Cecil...

So the coil acts precisely as if it were a capacitor. That's what
capacitors
do,
store and release charge. Is that what you're saying? Your coil is
getting
more versatile all the time.
73.
Tom Donaly, KA6RUH