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DIGITAL CLOCK WITH BCD COUNTERS

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Uploaded by on Nov 1, 2008

This digital clock use 4 ic 7447 (TTL) and 2 ic 4518 (CMOS).
Questo orologio digitale usa 4 integrati 7447 (TTL) e 2 integrati 4518 (CMOS).

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Uploader Comments (marcomass91)

  • marco: finally after 20 years im done

    then a random kid comes runing through the door and rips all the wires out

  • no, it is terrible!

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All Comments (5)

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  • @salam4783 unfortunately has always been a project on paper, will soon offer something

    definitive with some optimization

  • hahahha i can imagine how time it got you to built this project!!!

    really like it!!! i also tried but i have done a relly big mistake... i used information that gave me the direction to divite the 60hz frequency but here in greece there is 50hz!!! looolz it took me some days to reallize my mistake :bbbb

  • damn... those wires are SOOO not goin to pass my subject! hahahaah!

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