/Schematics/Timer-circuits

Title Short description Rate Download
10 minute timer 10 minute timer with NE555. 2.83 5,124
Darkroom timer for PCB exposure Excellent darkroom timer for PCB exposure based on ATtiny2313 and 7-seg. LED displays. 2.90 4,806
Delayed switch A simple delayed switch. 2.89 3,494
Digital stopwatch Digital stopwatch. 2.87 3,788
Digital timer ON-OFF or OFF-ON timer with time period choice. 2.86 7,665
Fast turned-on/delayed-off relay Fast switch with delayed off. 2.81 3,039
Long delay generator Uses binary counter and low frequency osc., it can make a few hours delay. 2.86 1,003
Programmable time switch Programmable time switch. 2.82 5,744
Three timers Three timer circuits. 2.95 7,118
Time switch Time switch. 2.87 6,982

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