/Schematics/Timer-circuits

Title Short description Rate Download
10 minute timer 10 minute timer with NE555. 2.84 5,006
Darkroom timer for PCB exposure Excellent darkroom timer for PCB exposure based on ATtiny2313 and 7-seg. LED displays. 2.91 4,640
Delayed switch A simple delayed switch. 2.87 3,432
Digital stopwatch Digital stopwatch. 2.88 3,743
Digital timer ON-OFF or OFF-ON timer with time period choice. 2.87 7,552
Fast turned-on/delayed-off relay Fast switch with delayed off. 2.80 2,995
Long delay generator Uses binary counter and low frequency osc., it can make a few hours delay. 2.87 986
Programmable time switch Programmable time switch. 2.82 5,665
Three timers Three timer circuits. 2.97 7,027
Time switch Time switch. 2.88 6,897

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