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Dubsiren CMOS style

Posted: Tue Nov 05, 2013 12:01 am
by DUBmatze

last year i startet with building DUB Sirens. ... and it startd here in this forum.
in this design i made are no NE555 working ...
enjoy ;)


more pictures / infos (german): ... irene-cmos

Posted: Tue Nov 12, 2013 5:11 pm
by DUBmatze
i build a new one. Old is on Ebay: (germany) ... 1555.l2649

Posted: Mon May 12, 2014 11:13 pm
by DUBmatze

Posted: Sat May 31, 2014 11:59 am
by interruptor
This sounds perfect. Thanks for your updates! :clap: