Subj : Re: Powering up 28s and 64s that have been in storage for at least a de To : Anssi Saari From : Kenzo Date : Fri Apr 29 2022 19:25:14 On Friday, April 29, 2022 at 12:46:18 AM UTC-7, Anssi Saari wrote: > n...@telling.you.invalid (Computer Nerd Kev) writes: > > > Furthermore I'd suggest you check the PSUs separately from the > > computers, and always test the computers with a known good PSU. > I especially seem to remember the old US C64 power supply can produce > quite high voltage ripple and that can damage the computer. So testing > the output with a scope would make sense to me. thanks to all, very helpful! --- SoupGate-Win32 v1.05 * Origin: Agency HUB, Dunedin - New Zealand | Fido<>Usenet Gateway (3:770/3) .