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Re: Driving microwave transformers with 220V




From: 	Harri Suomalainen[SMTP:haba-at-cc.hut.fi]
Sent: 	Monday, October 27, 1997 1:09 PM
To: 	Tesla List
Subject: 	Re: Driving microwave transformers with 220V

On Sun, 26 Oct 1997, Tesla List wrote:
> Harri, considering that almost all microwave transformers (except a few 
> industrial units and they have current limiting chokes in series with the 
> transformer) have built in magnetic shunts just like neon sign transformers 
> and obits (oil burner ignition transformers), there is realy no need for 
> ballists unless you want to use either a variable choke or a saturable 
> reactor to give you variable control over the transformer.

That's definately interesting. I think all the microwave transformers
I've seen from the consumer product were just normal transformers with
no shunts. Perhaps I've not looked them good enough, perhaps it varies
from one part of the world to another. Gotta look more into that thing.
--
See "Malin Tunic: Chemistry of structure - function references in cheese" for
further details!
Harri.Suomalainen-at-hut.fi - PGP key available by fingering haba-at-alpha.hut.fi