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


site friends

sponsored links