/Schematics/Timer-circuits

Title Short description Rate Download
10 minute timer 10 minute timer with NE555. 2.83 5,114
Darkroom timer for PCB exposure Excellent darkroom timer for PCB exposure based on ATtiny2313 and 7-seg. LED displays. 2.90 4,790
Delayed switch A simple delayed switch. 2.87 3,485
Digital stopwatch Digital stopwatch. 2.86 3,780
Digital timer ON-OFF or OFF-ON timer with time period choice. 2.86 7,651
Fast turned-on/delayed-off relay Fast switch with delayed off. 2.81 3,028
Long delay generator Uses binary counter and low frequency osc., it can make a few hours delay. 2.85 999
Programmable time switch Programmable time switch. 2.81 5,731
Three timers Three timer circuits. 2.94 7,109
Time switch Time switch. 2.86 6,970

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