With such a cheap transformer in the DVI the 50Hz should not really produce much of an impact, the output voltage might be down slightly but I doubt the internal transformer is that well tuned to 60Hz. I would be more worried about failure of parts due to their age, especially the caps.
On 16/2/20, 10:57 AM, "M100 on behalf of Jonathan Yuen" <m100-boun...@lists.bitchin100.com on behalf of jonathan.y...@slu.se> wrote: >Theoretically, transformers and motors made to run at 60Hz may overheat >at 50Hz. I actually asked Steve Ciarcia's Circuit Cellar (who remembers >that?) about this and got a fairly good answer. I had a Hammarlund Super >Pro receiver once upon a time (US Signal Corps surplus) with a >transformer that was good down to 25Hz and the power supply weighed a lot >becasue of the steel in the transformer. > >In actual practice this has never happened to me, and I've migrated to >the 50Hz world from the US. I even run a Sears table saw with its 60Hz >motor on 50Hz (OK, it turns a bit slower) and figured I would just buy a >new motor (maybe even 3 phase) when it burned out. Hasn't happened yet. > >Jonathan
