On Sat, Jan 7, 2017 at 8:05 PM, Gerrit Heitsch <gerrit@laosinh.s.bawue.de> wrote: >>> >>> >>> You can also check if the 1541 can be set to 240V input voltage. If yes, >>> do that and it will get less hot. interesting, I've never realized the 154I could be set for 220V or 240V, I'm going to take a look right now :) >> >> I know this trick and I did that in '86 already ;-) Didn't help /much/. > > > Then replace the 5V regulator (7805) with a switching regulator. That should > make the largest difference since the 7812 is used mainly for the motors > which don't run all the time. I made DC-DC boards to replace the C64/VIC-20 power supply regulator, so I just have spare boards for this mod. It's quite faster than replacing the whole thing (including the transformer), it would make the transformer run much cooler, as it did for the C64 power supply's one. Thanks for the hints :) F Message was sent through the cbm-hackers mailing listReceived on 2017-01-07 20:00:37
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