In article ,
Steve writes:
Thanks for that Steven. I really should have done some research before
jumping in!

Although I am aware of the pulses caused by a rectifier feeding a
capacitor, I had never thought of it being a type of power factor but of
course it is now you explain it so clearly.

Apologies to Andrew ;-)

No apologies required, and I only just noticed this thread was still running.

--
Andrew Gabriel