Musical DoorBell at Home Using 555 Timer and UM66

by AraviChowLab in Circuits > Electronics

1797 Views, 6 Favorites, 0 Comments

Musical DoorBell at Home Using 555 Timer and UM66

20180415_184036-01.jpeg

Hi friends Today we are going to build a door bell circuit. So lets get started.

Circuit and Materials

images.png

Ne 555 timer

UM66

1M Resistor

1nf capacitor

47 ohm resistor

1uf capacitor

8 ohms speaker

Battery holder and batteries.

Follow the Video Tutorial

Musical Door Bell | Using NE555 Timer and UM 66 musical transistor at home.

watch the video to know how to build.

My english is too bad sorry!!

If you have any quires comment below.