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Mullard EF-86

GE JAN 6CG7

JJ KT77

Sovtek 5AR4

 

A modified Mullard 5-20 based on the dynaco modifications for their A420 transformer. Some modern tweaks added and adjustments for my Sowter UA21 ouput transformers.

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Uploaded on September 3, 2020
Taken on September 3, 2020