On 9/15/2013 2:20 PM, geneb wrote: > On Sun, 15 Sep 2013, Jim Brain wrote: > >> Furnace transformers probably are, but they are bulkier. Argh! OK, >> well, I could probably live with that. >> > This might seem totally obvious and maybe you've already done it, but > why not crack open one of the third party C-64 power supplies that > were popular "back in the day" and see how they solved the issue? > > g. > They were a linear PSU, so they just pulled the voltages needed off the large bulky transformer. Half wave rectifying and smoothing it via some big caps, and feeding it through a liner voltage regulator to get 5VDC. Not much to them. Jim -- Jim Brain firstname.lastname@example.org www.jbrain.com Message was sent through the cbm-hackers mailing listReceived on 2013-09-15 22:00:03
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