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[YAFF] PNP-Negative Ground Conversion...

Started by A.S.P., April 01, 2014, 09:37:25 AM

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A.S.P.

April 01, 2014, 09:37:25 AM
...back in 1952  :icon_eek:
US-pat.#2762875 fig.2

even comes with transformer-coupled speaker-output  :icon_eek: :icon_eek:
US-pat.#2761916
Analogue Signal Processing

tca

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April 01, 2014, 09:51:26 AM Last Edit: April 01, 2014, 09:54:14 AM by tca
^ I've tried that!
"The future is here, it's just not evenly distributed yet." -- William Gibson
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