[Amps] Buck-Boost Transformer Selection

Doug Renwick ve5ra at sasktel.net
Thu Jun 26 15:57:57 EDT 2014


My line voltage here for my Quadra is 246 measured with an Agilent.
Doug

"Think of all the ways you can hurt yourself laughing."

-----Original Message-----

W5OV wrote:

>
>Anything approved by UL is subjected to testing at +/- 10% of nominal
line
>voltage (for 240, that calculates to 216v to 264v), and the device
should
>be able to operate over that range.
>

A very good point, Bob. 

It also confirms several years of practical experience here: on a supply
that regularly rises to 250V, the Quadra has no problem whatever. 

A buck-boost transformer is simply not needed. 


73 from Ian GM3SEK


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