> Here's an interesting challenge.
>
> How can you charge a 450V 160uf Electolytic capacitor
> from a 12V 1A source, quickly as possible to a
> pre-defind charge upto 300V.
>
> Once charged I want to disconnect the charge circuit
> and connect another circuit that will quickly
> discharge the capacitor.

I remember a demo of this circuit in my ninth-grade physical sciences
course.  The discharge circuit was a Craftsman flat-bladed screwdriver
shorted across the two cap terminals.  :)

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