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Author Topic: Wicher 500i - classic turbo card for A500  (Read 21487 times)

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Offline zipper

Re: Wicher 500i - classic turbo card for A500
« on: March 10, 2017, 04:13:44 PM »
The original 68HC000 in Supra Turbo 28 clocked happily to 28MHz - I did see some mentions that somebody did clock it to 42 MHz. Those CMOS chips were very tolerant.