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Should I bother to put a fan on my T8-LN OTL power tubes?

Posted by LtMandella on October 30, 2021 at 13:38:04:
Will it extend the life of the EL-509 power tubes if I put a low speed fan towards them?

The top of the vented chassis is pretty hot- I can keep the back of my hand on the vents but it is not comfortable.