4001 - Electronics Area https://electronicsarea.com Electrical and Electronics Tutorials and Circuits Thu, 26 Dec 2024 15:51:34 +0000 en-US hourly 1 https://wordpress.org/?v=4.9.26 Doorbell for Deaf People Circuit using LEDs https://electronicsarea.com/doorbell-for-deaf-people-circuit/ https://electronicsarea.com/doorbell-for-deaf-people-circuit/#respond Wed, 20 Jan 2021 15:30:40 +0000 http://electronicsarea.com/?p=1208 Doorbell for Deaf People.

When a deaf person is alone in a house, it would be very difficult to realize that someone is knocking on the door without any visual warning signal.

The post Doorbell for Deaf People Circuit using LEDs first appeared on Electronics Area.

The post Doorbell for Deaf People Circuit using LEDs appeared first on Electronics Area.

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