Recent content by RetroViator

Well, the PSU was good. I was testing this on an LCIII, which I had recently recapped, replacing the electrolytics with tantalums. But, I feel prey to installing C22 as marked on the silkscreen, when apparently it should be installed backward as discussed here. After switching around C22, I'm...

Count me in on this problem. I have two TDK PSUs, one recapped and another not. Both have stable +5V and +12V, but -5V swings without a load, and when connected to the logic board, both PSUs hold steady around -2.2V or so. Since that's half what is needed, it's tempting to think some...

Thanks for linking to the post! Sorry I was slow to notice. I have enjoyed using the 512K to play early Mac games and the simplicity of MacWrite.