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A comment on The Magnetic Amplifier – A Lost Technology of the 1950s. Parent comment

Re:The Magnetic Amplifier – A Lost Technology of the 1950s by joezydeco on Thursday June 18, 2020 @08:42AM (#23562526)
Did you also know your Seeburg model used magnetic core memory to hold the music selections?

http://www.west.net/~jay/fmillera/fmillera/tormat.htm

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