/Schematics/Timer-circuits

Title Short description Rate Download
Three timers Three timer circuits. 2.95 7,124
Darkroom timer for PCB exposure Excellent darkroom timer for PCB exposure based on ATtiny2313 and 7-seg. LED displays. 2.91 4,821
Delayed switch A simple delayed switch. 2.89 3,501
Digital stopwatch Digital stopwatch. 2.88 3,792
Time switch Time switch. 2.87 6,988
Long delay generator Uses binary counter and low frequency osc., it can make a few hours delay. 2.87 1,006
Digital timer ON-OFF or OFF-ON timer with time period choice. 2.87 7,669
10 minute timer 10 minute timer with NE555. 2.84 5,128
Programmable time switch Programmable time switch. 2.82 5,751
Fast turned-on/delayed-off relay Fast switch with delayed off. 2.82 3,045

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