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Old 11th Mar 2017, 10:25 pm   #3
broadgage
Nonode
 
Join Date: Jan 2010
Location: North Somerset, UK.
Posts: 2,130
Default Re: Dropping mains voltage to mains transformer approx 20V

As above, and also a transformer with a 24 volt secondary should be fine if more available than 20 volts.
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