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Stud Finder Circuit – Find Hidden Metals Inside Walls

Last Updated on November 27, 2023 by Swagatam 3 Comments

stud finder

A stud finder is an electronic device specially created for scanning concrete walls and locating metallic objects, such as nails, bolts, pipes, hidden beneath the wall. In the following post I have explained a very simple two-transistor metal detector that you can assemble in an afternoon or two and have fun with using for hours […]

Filed Under: Meters and Testers Tagged With: Find, Finder, Hidden, Inside, Metals, Stud

What’s Inside a Bluetooth Headset

Last Updated on August 6, 2018 by Swagatam 5 Comments

Bluetooth headset

In this post I have explained what’s inside a Bluetooth headset gadget and also know how to hack it for using it for other useful personalized applications. The world is going digital at a rapid pace and advanced concepts such as Bluetooth are quickly replacing the other traditional form of technologies. What’s Bluetooth What’s Bluetooth? […]

Filed Under: Transmitter Circuits Tagged With: Bluetooth, Headset, Inside

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