Portadyne MU5, Capacitive dropper. - Page 3 - UK Vintage Radio Repair and Restoration Discussion Forum

julie_m · 12th Jul 2015, 7:50 pm

That certainly sounds as though current from the anode circuit is entering the heater circuit once the rectifier begins to conduct, which would be the case with a heater-cathode short in the rectifier. Nice detective work!

longneck90 · 14th Jul 2015, 8:42 pm

Thanks AJS. I'll let 'forum' know when I am sorted. All the best. John.

12th Jul 2015, 7:50 pm	#41
julie_m Dekatron Join Date: May 2008 Location: Derby, UK. Posts: 7,735	Re: Portadyne MU5, Capacitive dropper. That certainly sounds as though current from the anode circuit is entering the heater circuit once the rectifier begins to conduct, which would be the case with a heater-cathode short in the rectifier. Nice detective work! __________________ If I have seen further than others, it is because I was standing on a pile of failed experiments.

14th Jul 2015, 8:42 pm	#42
longneck90 Hexode Join Date: Sep 2013 Location: Wembley, London, UK. Posts: 395	Re: Portadyne MU5, Capacitive dropper. Thanks AJS. I'll let 'forum' know when I am sorted. All the best. John.