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  1. retroguy2019

    Help with a Macintosh Color Classic analog board

    Tks for the help SuperSVGA! I will look carefully through all the transistors! Let's see ;-)
  2. retroguy2019

    Help with a Macintosh Color Classic analog board

    Thanks for getting back to me, bibilit! The geometry adjustments are fine. Picture was perfect before the flickering and brightness oscilations. The geometry was affected after I resoldered some components in the board. So, I am pretty sure the adjustment is unrelated. More like being a...
  3. retroguy2019

    Help with a Macintosh Color Classic analog board

    This is how the picture looks right now... it is kind of stable (no brightness or flickering issues), after a few more interventions... but it is distorted as it can be seen... I don't think this is just a matter of correcting the geometry... it seems to be an analog board issue, still. I left...
  4. retroguy2019

    Help with a Macintosh Color Classic analog board

    Hi everyone! My first post here (I think...)! My name is Marco, a vintage computer enthusiast. I have a collection of old Macs, Amigas, Ataris, MSX and such... simply love them! I spend a lot of time restoring them to bring them back to their glory days... now, I am strugling to bring back a Mac...
  5. retroguy2019

    Booting Mac Plus with scsi2sd...

    Hey Guys, I am here to report that not only booting a Mac Plus from an external SCSI2SD is possible, but also to inform that the "hack" to make the Mac Plus SCSI provide termination power works and it is VERY easy to perform. I detailed the steps in my blog, feel free to check! ...
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