Learn how to build a DIY portable speaker using a car speaker, cardboard, and basic electronic components. This step-by-step project covers soldering a transistor amplifier circuit, wiring a 3.5mm ...
One of the major problems faced by most countries is the issue of water scarcity in the world. The scarcity is mainly due to ...
Discover how to build a simple wireless power transfer system at home using readily available components like enameled copper wire, an LED, a 2N2222A transistor, and a 9V battery. This step-by-step ...
EFY built a DIY real-time messaging system with AES-256 encryption that keep messages and sensor data secure, even over Wi-Fi ...
Imagine wearable health sensors, smart packaging, flexible displays, or disposable IoT controllers all manufactured like ...
A blast from the Elektor archives: this 1998 battery tester uses a simple LED display to reveal a battery’s true condition ...
DIY Ram-Tester checks vintage 16- and 20-pin DRAMs used in TI-99/4A, C64, Amiga, Atari and others. Fast tests, OLED display, ...
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