I wanted to know more about the choke.
So I did a quickie just to figure out the settings on the scope.
I'm not a very wordy person..so you'll need to look at the pictures
and follow along.
First the hump when first turned on.
I thought it very odd only ~500ma.
Sloping down the...
I played around tonight getting a few waveforms from a known
good charging system.
The yellow trace scaling is out of wack due to the current probe that I'm using.
A minor correction by a factor of 10 will give you the correct numbers.
ie first picture the correct current is ~50 amps.