Hey, I can see my messages now! This is the first one I've seen since I mentioned it before. Steve ----- Original Message ---- > From: Steve Gray <sjgray@rogers.com> > To: cbm-hackers@musoftware.de > Sent: Tue, January 11, 2011 7:48:47 AM > Subject: Re: Pet 8088 coprocessor board for sale on Ebay > > All CBM-II machines have a switching power supply. There is a small transformer > > in each plus the additional circuits for the switching supply. Original PET/CBM > > machines have one very large transformer and a couple large capacitors. The > exception is the 8296D which also has a switching supply to handle the > additional drive unit. > > Steve > > > > ----- Original Message ---- > > From: Michał Pleban <lists@michau.name> > > To: cbm-hackers@musoftware.de > > Sent: Tue, January 11, 2011 4:01:06 AM > > Subject: Re: Pet 8088 coprocessor board for sale on Ebay > > > > Hello! > > > > W dniu 2011-01-11 09:29, Baltissen, GJPAA (Ruud) pisze: > > > > > Linear power supplies have a bulky and heavy transformer, the switching >ones > > >don't. > > > > The 610 has a bulky transformer. I will need to open the 720 power > > supply to check, but I think it has a small one. > > > > Regards, > > Michau. > > > > Message was sent through the cbm-hackers mailing list > > > > Message was sent through the cbm-hackers mailing list > Message was sent through the cbm-hackers mailing listReceived on 2011-01-11 13:00:02
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