This circuit be Basic Timer Circuit by use important equipment is FET 2N3819. By this circuit can can delay long ago arrive at 1.5 minute. Stand S1 at a position Reset an electric bell will loud. Totter S1 come back at time an electric bell will silent until time drag will stop electric bell talk at one time again. If friends enhance the value C1 or R1 for delay long ago go up. devalue R2 while stay in a position Reset for Reset fast go up. Request friends have fun Basic Timer Circuit , please sir.
Related Links
More circuit about Timer Switches
More circuit about Timer Clocks
More circuit about Timer Alarm
Relay Timer switch By IC 555 and 741
555 IC Timer control relay Switch
Long Time Delays by CD4040
More circuit about 2N3819
This entry was posted on Monday, September 8th, 2008 at 8:51 pm and is filed under Timer.




