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Andar

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« on: September 18, 2004, 06:21:51 pm »
were the sunn designs ever patented?

Offline Isaac

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« Reply #1 on: September 19, 2004, 06:30:31 pm »
You mean the circuits? I doubt they could be. Like most designs of the era, they were most likely taken from public domain sources like the Radiotron Designer's Handbook. The power amp circuits were taken directly from Dynaco, and I doubt were original with them.
Isaac