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commodore

The 1977 Trinity - Which Computer is the Best Buy?

Great Hierophant

The 1977 Trinity, Courtesy of Wikipedia, Image by Timothy ColegroveConsider that you have been transported back in time to the heady and hot summer of 1977. You are wanting one of these new "personal computers" that you see advertised in Popular Mechanics and Byte Magazine. Maybe you've seen an ad...

REPAIR GUIDE: Commodore 64 with a common problem

vkirov

Recently a friend of the museum sent us his breadbin Commodore 64 that he acquired online with complains that there is garbage on the screen and there is no cursor. As much as we like restoring vintage computers and dealing with newer problems that enrich our knowledge base, we have never actually...

Building a c64 PSU part II

matt

So as we left it, we should have something like you see in fig. 1, the mains side of the PSU is wired up with the fuse and the optional lamp.On to the tricky bit!I was lucky, and had an existing DIN connector from an old non-functional c64 power supply that came with the c64 I bought from eBay,...

Building a c64 PSU

matt

PSU in action - you too can build this!After watching the amazing Jan Beta build a c64 PSU from bits, effectively cobbling a 5v PSU and a 9v transformer together, I thought I'd give it a go myself.The c64 is that iconic 8bit computer we all loved back in the eighties. It has a very odd PSU which...