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“Power supply is one of the most important tool on your workbench, but they are too expensive (like >50 for the 30v 5 amps version).Today I want to make a good and cheap power supply, it will not be …
“When your building and prototyping circuits , one of the most essential tools you’ll need is a variable power adapter. And if you’re going to make one you may as well use a Super Nintendo Controller to put it …
“It started as a bet: The “Phantom of the Floppera” video was making the rounds at work and a co-worker was sure that the video was fake. “They just dubbed audio over a video of some old computer,” he said …
“A power supply is an essential device when you are working with electronics. If you want to know how much power your circuit is consuming, you will need to take voltage and current measurements and then multiply them to get …
“Did you realize that its possible to make your own source and actually spend a third of the amount you would need to buy a ready-made one? This source is with an output of four current and voltage regulators, two …
“A buck converter (step-down converter) is a DC-to-DC power converter which steps down voltage (while stepping up current) from its input (supply) to its output (load). It is a class of switched-mode power supply (SMPS) typically containing at …
“Hi! In this instructable, you will learn how to make a DC to DC voltage Step-Up booster circuit. Input= 3.5 v and Output= 9.20 v Items Needed: - 2 power transistors CTC 1351 - 2 resistors 1 kilo ohm - 1 …
“Have you ever been creating your new project and held back by you lack of control over your power source? Well this is the project for you! Today I’ll be showing you how to make an amazing lab bench …
“This project is a solution to power up most of devices or projects requiring dual (+/-) adjustable power supply. The circuit is based on LM317 positive and LM337 negative voltage regulators. LM317 series of adjustable 3 terminal regulator is capable of …
“Ever wanted a powersupply that you can use on the go, even without a wall outlet nearby? And wouldn’t it be cool if it was also very precise, digital, and controllable via PC and your phone? In this instructable …