Simple Alarm circuit

admin November 2, 2018 1 Comment
Multi-Tone Alarm This multi-tone alarm circuit will help you create a burglar alarm that will not only alert you of intruders but will also play a different tune each time an intruder comes, this makes sure that no regular intruders...
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Sound Generator Circuit

admin November 2, 2018 No Comments
Scream Generator Circuit Scream generating circuit? Well actually this is a simple sound generator circuit, but of course, you can create a screaming sound with it. It has unlimited possibilities in pranks and Halloween, just use your imagination. It works...
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DoorBell circuit using UM 66 IC

admin November 9, 2018 25 Comments
Doorbell Circuit Description Related Posts: Melody Generator using UM 66 Door Bell Circuit Using NE555   The main objective of the doorbell circuit is to convert electrical signals (input) into audio signals (output) with a single press of a...
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Melody Generator using IC UM66

jacky October 17, 2018 25 Comments
Melody Generator Circuit This is a simple project using the IC UM66. UM66 has an inbuilt beat and tone generator. This IC, with its three legs, looks like a transistor. This IC has many versions for playing different songs/beats....
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