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sparkymike · 24th Mar 2020, 4:19 pm

Hi David,
all the metal points needed was a shake-proof washer under the bolt head.
My original quad had good continuity to earth on all the same points, so now this amp is the same.
I have now inserted one of the two EF86 valves and will check base voltages.
Mike.

24th Mar 2020, 4:19 pm	#17
sparkymike Octode Join Date: Dec 2006 Location: Colchester, Essex, UK. Posts: 1,076	Re: Quad 11 test run Hi David, all the metal points needed was a shake-proof washer under the bolt head. My original quad had good continuity to earth on all the same points, so now this amp is the same. I have now inserted one of the two EF86 valves and will check base voltages. Mike.