On Tue, 1 Feb 2011 16:06:30 -0800 (PST), Bob Jackson wrote:

>In some corners, they're also called "autotransformers". My 5A one has served 
>me well for anything I've ever tackled or will tackle. I keep the variac 
>plugged into it.

An isolation transformer is not an autotransformer. A variac is a continiously
variable autotransformer.

http://en.wikipedia.org/wiki/Autotransformer

73

-Jim


--
Ham Radio NU0C
Lincoln, Nebraska, U.S.S.A.
TR7/RV7/R7A/L7, TR6/RV6, T4XC/R4C/L4B, NCL2000, SB104A, R390A, GT550A/RV550A, 
HyGain 3750, IBM PS/2 - all vintage, all the time!

"Give a man a URL, and he will learn for an hour; teach him to Google, and he 
will learn for a lifetime."

HyGain 3750 User's Group - http://groups.yahoo.com/group/HyGain_3750/
http://incolor.inetnebr.com/jshorney
http://www.nebraskaghosts.org



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