A Very Useful Timed Beeper Circuit Schematic


Posted on Feb 7, 2014

This circuit is intended for alerting purposes after a certain time is elapsed. It is suitable for table games requiring a fixed time to answer a question, or to move a piece etc. In this view it is a modern substitute for the old sandglass. Useful also for time control when children are brushing teeth (at least two minutes!), or in the kitchen, and so on


A Very Useful Timed Beeper Circuit Schematic
Click here to download the full size of the above Circuit.




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