Tag Archives: zenith power transformer

Cost Engineering in the 1930s

It looks like cost engineering was already happening back in the 1930s: In the foreground, the destroyed original power transformer from the 1939 Zenith 7-S-363 radio; the rear, an equivalently rated replacement built in October 2010 by Edcor Transformer. In order … Continue reading

Posted in Commentary, Radios and Tubes, Vintage | Tagged , , , | 3 Comments