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IC 74XX-Serie - 7473

Click to enlargeMarker-generator
The oscillator section uses three sections of a 7400 quad NAND gate integrated circuit. The 1-MHz signal from the oscillator is fed into a 7 490 decade counter configured to divide by ten, providing the 100kHz signal.
http://www.next.gr/inside-circuits/marker-generator-l9737.html

Creation date : 04/12/2012 @ 00:02
Last update : 08/12/2012 @ 21:34
Category : IC 74XX-Serie
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