Electronic Timers, Delays, Object Counters, Tachometers, Event Counters.
(A question answer thread of delabs.net, nearly a decade old) Presettable Up-Down counter-timer I am looking for a schematic for a pre settable Up/Down counter […]
When i had put the near Obsolete digital circuits online in the late nineties. One person who works in a public institution in the usa, […]
I’m working on a small electronics project but don’t know too much about designing circuits so I figure I would ask someone who knows and […]
Thank you for your assistance. My answers are by your questions. Hope this helps. This unit is more for troubleshooting a air flow problem. If […]
I’m looking at an idea for a circuit design; The idea is to sense a temp of 130 degrees and then light an LED and […]
This is a demo of the popular 555 timer. you can try out the project on this page by a javascript simulation. Press the Red […]
The CD4020BC, CD4060BC are 14-stage ripple carry binary counters, and the CD4040BC is a 12-stage ripple carry binary counter. The counters are advanced one count […]
This was a attempt to make a Sequential Timer with ICM7217 of Intersil, even though it worked well, it was not developed beyond the prototype […]
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