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Using 555 IC- Activated Touch Alarm System.

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                                 Using 555 IC- Activated Touch Alarm System.


Using 555 IC- Activated Touch Alarm System Parts List.
R1 = 100K. 
D1 = 1N4004.
U1 = 555 Timer.
R2 = 56K. 
C1 = 47μF/16V.
R3 = 10M.
C2 = 33μF/16V.
R4 = 220K.
T1 = 2N3904.
P1 = 100K. 
Re1 = Relay.



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Ahmad Zahid

I'm Ahmad Zahid. A full Time Web Designer and Adsense Expert. I Enjoy to Make Modern Website and Money Online. I love Making Blogs Web etc. Now I'm a Student of DAE Electrical 2nd year at GCT Sargodha.

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