Controls the ignition of lamps or other electrical loads when the brightness of the environment falls below an adjustable threshold. There are circuits that never get old and withstand time, progress, and emergence and spread of a variety of microcontrollers and boards, perhaps because there is always a need of something simple, cheap and…
In this post we’ll cover the design of a microphone preamplifier, something always useful when dealing with audio applications. This Mini Microphone Preamplifier could be used as the first stage to amplify any audio signal. The device is equipped with a microphone plus clips to be connected to a 9V battery. Amplification is achieved by…
Today we present you a stereo 10 + 10 Watts audio amplifier based on TDA7297SA, a monolithic dual bridge amplifier that is suitable to be used in projects that feature access to a single 12 volts power supply. This is a compact stereo amplifier: its field of application range from car stereo to portable audiovisual…
An interesting an worth to mention project! Hedera + ENSCI = Jerry ! Jerry is born in Paris as a collaboration between Hedera Technology, a startup founded by Antoine Castaing and Jérémie Bourdoncle, and 3 design students from ENSCI : Laure Guillou, Xavier Auffret and Chemsedine Herriche. The goal was to explore new ways to…
Quite an interesting project on Make, we need definitely more DIY, cheap 3D scanners. A comprehensive description is availabe on the website. Maker Alessandro Grossi sent us this great DIY build for a 3D scanner built using a laser, a DSLR, and an Arduino controller. Allesandro is a Mechanical Engineer, holding a Ph.D. in product design….
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