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Leon Crampin · 20th Jan 2023, 10:05 pm

I would fit 2 rectifier valves of the same type in an A40. The twin rectifiers need to be reasonably matched to share the (substantial) load. UU5 rectifiers are reliable - anything from MOV less so. Many good valves rattle...

Leon.

20th Jan 2023, 10:05 pm	#27
Leon Crampin Octode Join Date: Nov 2005 Location: Surrey, UK. Posts: 1,873	Re: What did I get myself into? Murphy A40C. I would fit 2 rectifier valves of the same type in an A40. The twin rectifiers need to be reasonably matched to share the (substantial) load. UU5 rectifiers are reliable - anything from MOV less so. Many good valves rattle... Leon.