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vidjoman · 29th Jun 2020, 10:21 pm

Make sure you change the coupling capacitors to the output valves BEFORE you power up. If leaky they will cause the valves to take excessive current and are likely to burn out transformers, either mains or output. It's worth checking all the other components as well.

29th Jun 2020, 10:21 pm	#13
vidjoman Dekatron Join Date: Jun 2013 Location: East Sussex, UK. Posts: 3,326	Re: Linear L50 Mains transformer Fault Make sure you change the coupling capacitors to the output valves BEFORE you power up. If leaky they will cause the valves to take excessive current and are likely to burn out transformers, either mains or output. It's worth checking all the other components as well.