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John Larkin John Larkin is offline
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Default another bizarre audio circuit

On Sat, 05 Mar 2011 22:22:16 +1300, Judges 13:18
wrote:

John Larkin wrote:




ftp://jjlarkin.lmi.net/Chokes.JPG

John



What is the book?


Ghirardi, Radio Physics Course, 1932. I have a heap of old electronics
books, going back to 1921. People *did* use a lot of transformers and
inductors in signal paths, as the RF boys still do. Gain-bandwidth
used to be expensive.

John