Police siren Using 555 Timers

By Zulqarnain Haidar | Tuesday 2 October 2012 |


Complete Video Guide For Making This 

Circuit In Proteus Professional





Components Required
  • Battery
  • NE555
  • Polarised capacitors
  • Resistors
  • 1n4001
  • Sounder 
Diagram Taken From Net To make the Circuit On Proteus:

 Steps To Make the Circuit On Proteus:




Open Proteus professional.exe and pick components from pick devices.

Place all the components on the screen as shown in upper picture and give them Specify values according to the picture.




Connect one component with the other as per diagram.Click on one edge
Of the first component and then click on the others edge , a wire will connect Both.
Diagnose each component value and connection.
Play the circuit if circuit works then congrats J otherwise repeat step 4.




Take a print out of the circuit for your presentation


 
Note: Remove the C4 from the circuit (result of diagnostic)


 
Diagram of My Circuit Simulated On Proteus:



My Proteus simulated Project File:

                     

         ====>    Click Here For Project File

Password:  crazyproteus

Note :       Proteus professional software is required for this circuit to open

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