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Station X · 19th Feb 2017, 8:07 am

I thought that the EF89 wasn't lighting up? That being the case you need to check the voltage BETWEEN pins 4 and 5 of the valveholder and the resistance between pins 4 and 5 of the valve.

19th Feb 2017, 8:07 am	#100
Station X Moderator Join Date: Jan 2003 Location: Ipswich, Suffolk, IP4, UK. Posts: 21,289	Re: Tandberg Huldra 8 valve failure I thought that the EF89 wasn't lighting up? That being the case you need to check the voltage BETWEEN pins 4 and 5 of the valveholder and the resistance between pins 4 and 5 of the valve. __________________ Graham. Forum Moderator Reach for your meter before you reach for your soldering iron.