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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