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Unread 20-12-2005, 11:05
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Alan Anderson Alan Anderson is offline
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Re: Circuit design help - power supply - Non FIRST

Quote:
Originally Posted by Josh Siegel
I effectively need "pulsed" DC with a minimum "low" voltage, a max "high" voltage and some form of curve (not square wave) in between.
petek's power op amp suggestion seems perfect for this application. String together a simple oscillator, a full-wave rectifier, and an op amp with positive offset and appropriate gain, and voila: you've got what you're asking for.