/Schematics/Timer-circuits

Title Short description Rate Download
10 minute timer 10 minute timer with NE555. 2.83 4,920
Darkroom timer for PCB exposure Excellent darkroom timer for PCB exposure based on ATtiny2313 and 7-seg. LED displays. 2.91 4,545
Delayed switch A simple delayed switch. 2.85 3,390
Digital stopwatch Digital stopwatch. 2.88 3,678
Digital timer ON-OFF or OFF-ON timer with time period choice. 2.87 7,465
Fast turned-on/delayed-off relay Fast switch with delayed off. 2.78 2,957
Long delay generator Uses binary counter and low frequency osc., it can make a few hours delay. 2.84 971
Programmable time switch Programmable time switch. 2.80 5,598
Three timers Three timer circuits. 2.94 6,948
Time switch Time switch. 2.87 6,803

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