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Old 03-22-2018, 01:35 PM
radioal radioal is offline
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Join Date: Nov 2014
Posts: 18
Quote:
Originally Posted by dieseljeep View Post
I just looked up the Heathkit version and it's similar, with the single 12AT7.
It's a little larger and does have a transformer for full isolation.
It was apparently heathkit policy to use transformer power supplies in all tubed gear. I guess to minimise the number of kit builders they killed. I've even seen an aa5 am radio with parallel filaments and a transformer. They did things right.

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