• Nvis Technology
  • Nvis Technology
  • Nvis Technology
  • Nvis Technology
  • Nvis Technology
  • Nvis Technology
Nvis Technology

Head Office

141-A, Electronic complex, Pardesipura,Indore - 452010 India

Phone: +91 73899 00887 , +91 98932 70303

Email:info@nvistech.com

Request a Quote

Looking for a quality and affordable builder for your next project?




    Nvis Technology

    Toll Free

    +91 73899 00887

    We are happy to meet you during our working hours. Please make an appointment.

    • Monday-Saturday: 9:00 AM - 5:30 PM (IST)
    • Sunday: Closed

    Intermediate Level Touch Bell

    Nvis 19D

    Product Description

    The circuit illustrated here is used as an Burglar alarm. LDR is kept at such a place that when thief enters our house then a shadow will fall on the LDR. A small beam of light source is also needed to supply continuous signal to LDR. The circuit is constructed using NE555.
    Product Features

    • Audible output on simply touching.
    • Safe and easy to perform.
    • Descriptive operating manual with procedure.
    • Circuit diagram with PCB Layout for better understanding.