/Schematics/Timer-circuits

Title Short description Rate Download
10 minute timer 10 minute timer with NE555. 2.83 5,102
Darkroom timer for PCB exposure Excellent darkroom timer for PCB exposure based on ATtiny2313 and 7-seg. LED displays. 2.90 4,767
Delayed switch A simple delayed switch. 2.87 3,479
Digital stopwatch Digital stopwatch. 2.86 3,773
Digital timer ON-OFF or OFF-ON timer with time period choice. 2.86 7,636
Fast turned-on/delayed-off relay Fast switch with delayed off. 2.80 3,023
Long delay generator Uses binary counter and low frequency osc., it can make a few hours delay. 2.85 996
Programmable time switch Programmable time switch. 2.81 5,717
Three timers Three timer circuits. 2.95 7,098
Time switch Time switch. 2.87 6,953

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