geat Jim I love your solution... small and efficient... I was talking to a friend about a similar solution... I guess it's something he could do :) but not very decided :) On 28/10/2016 20:35, Jim Brain wrote: > On 10/28/2016 2:37 AM, Didier Derny wrote: >> Hi >> >> Is there any existing replacement for c64 power supply ? >> I have 2, one with round connector for c64 / vic 2 and one with >> square connector for plus4 >> both are heating like hell, in no time and have a really bad smell... >> >> I found one replacement on ebay but apparently not working in >> europe... I tried to contact the vendor but no answer... >> I found some people using 2 power supply 5v from usb and 9v ac from >> an external 9v ac power supply >> >> any way to produce the 9vac from DC ? >> there is the problem of galvanic isolation... >> >> -- >> didier >> >> >> >> Message was sent through the cbm-hackers mailing list > > Bil Herd (who lurks here) came up with an idea for such an option, > using 2 FETs, a small transformer, and a 5V PSU. As he's stepped away > from the effort, I am retooling it for a 12V switching PSU, which will > provide both voltages from a single 12 volt source. It'll have a > small time source to generate either 50Hz or 60Hz AC, selectable via > jumper/switch. > > Have not had time to work on it this year, but need to get it off my > bench... > > > Jim > > > -- > Jim Brain > email@example.com > www.jbrain.com Message was sent through the cbm-hackers mailing listReceived on 2016-10-28 20:00:37
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