At 02:35 PM 10/28/2016, you 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, I was going to ask you about this at ECCC this year but completely forgot about it. :) --- WWW: http://www.commodoredungeon.com QUOTE : "A Clean bench is a sign of a weak mind." Message was sent through the cbm-hackers mailing listReceived on 2016-10-28 21:00:53
Archive generated by hypermail 2.2.0.