Friday, 14 July 2017

Police Siren Circuit Working Using NE555 Timer and Applications

A siren is a loud and a typical sound making device. It is used to alert the persons and to attract the moment various vehicles mounted with sirens used, for example, VIP’s, and in vehicles such as ambulances, police cars and fire trucks. This circuit is used to generate a police siren sound using a […]

The post Police Siren Circuit Working Using NE555 Timer and Applications appeared first on ElProCus - Electronic Projects for Engineering Students.

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