/Schematics/Timer-circuits

Title Short description Rate Download
10 minute timer 10 minute timer with NE555. 2.88 5,184
Darkroom timer for PCB exposure Excellent darkroom timer for PCB exposure based on ATtiny2313 and 7-seg. LED displays. 2.92 4,877
Delayed switch A simple delayed switch. 2.93 3,533
Digital stopwatch Digital stopwatch. 2.91 3,817
Digital timer ON-OFF or OFF-ON timer with time period choice. 2.90 7,731
Fast turned-on/delayed-off relay Fast switch with delayed off. 2.88 3,075
Long delay generator Uses binary counter and low frequency osc., it can make a few hours delay. 2.94 1,021
Programmable time switch Programmable time switch. 2.87 5,801
Three timers Three timer circuits. 2.97 7,169
Time switch Time switch. 2.91 7,053

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