UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post - Weird fault on Akkord Pinguin K58 battery/mains portable.

AVO_VCM163 · 11th Mar 2009, 9:02 pm

Tim,
Sounds like possibly DK96. Does the fault persist with a replacement?

Odd that grid goes -ve. Could this be due to increasing hf (internal oscs) and rectification? 10nF grid to earth - any effect?

R

11th Mar 2009, 9:02 pm	#2
AVO_VCM163 Retired Dormant Member Join Date: Mar 2008 Location: Hampshire, UK. Posts: 297	Re: Weird fault on Akkord Pinguin K58 battery/mains portable. Tim, Sounds like possibly DK96. Does the fault persist with a replacement? Odd that grid goes -ve. Could this be due to increasing hf (internal oscs) and rectification? 10nF grid to earth - any effect? R