Peter If you are still listening through the "on topic" noise - see below
Martin >>I had something similar with a VT220. I didn't get around to investigating >>it before the flyback transformer failed :-( >>I can only suggest to run it for a short time with the cover off and the >>lights out while looking for any glows / >>discharges around the flyback >>transformer, the EHT cable, the EHT connector on the tube and the tube base >>connector. >>Regards, >>Peter Coghlan. >>Ps: Anyone got a flyback transformer for a VT220? I don't have a laid apart flyback transformer, but I could provide a VT220 of the YMMV kind. I'm in Dorset, UK, please reply off list. Best Regards Martin