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Home » Products » Multivibrator and Timer Circuits » Burglar Alarm Using 555 & LDR

Burglar Alarm Using 555 & LDR

Burglar Alarm Using 555 & LDR
Burglar Alarm Using 555 & LDR
Product Code : 396
Brand Name : Burglar Alarm Using 555 & LDR
Product Description

Objective:

  • To construct the burglar alarm circuit using 555 and LDR

  • To know the principle of LDR.

  • When the light is focused on the LDR, the resistance varies.

  • In turn, this operates the circuit to produce alarm sound.

 

Technical Specification:

  • Built in power supply : +5V DC
  • Mains : 230V AC
  • Dimension : 27CMS X 17CMS [metal cabinet]
  • Weight : 2KGS APPX

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