stu_w6cux at JUNO.COM
Sat Feb 19 19:12:37 EST 2000
The Half-wave circuit from the Handbook (Fig. 11.8,1997 edition) works
well. The output voltage would be about 15 VDC and the ripple with a 10
mA load and 100 uf caps would be about 2% (From Croft, "Electronic
Circuits and Tubes", 1947).
I would go with larger capacitors. Say 2X or 4X.
73, Stu - W6CUX
ARRL Life Member
On Sat, 19 Feb 2000 09:48:19 -0800 Joe Sloss <sloss at MINDSPRING.COM>
> Does anyone have a favorite circuit for a voltage doubler power
> supply using 6.3VAC (w/ one side grounded) to develop 12VDC at 5 or
> 10 MA? There are schematics in the Handbook but unfortunately no
> component values. I would imagine that 100+ MFD or so would be
> sufficient for the two filter caps. Thanks, Joe
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