Based on this QST 2007 review, it was a noisy switching supply at one time. 
I understand the manufacturer made a "capacitor type" change, circa 10/2008,
but personally I would like to see a QST retest of this supply (or similar
spectrum analyzer plots) before purchasing this supply.

http://www.rv3apm.com/qstff.pdf

/eric, kj7ae



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