Patrik Hudec
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This is the most useful equipment for a hobbyist and DIY maker cause while making or testing circuits, it needs different values of voltage and current.

DIY Variable Power Supply With Adjustable Voltage and Current

Variable Lab Bench Power Supply.

Bench power supplies are boxes that you plug into the wall, and provide an adjustable range of DC voltage on their output terminals.

COOLNESS! Best of Free PCB Design Software Roundup

Do you need a free PCB design software or tool to put in practice the new electronic project you've just designed? So, we present you 10 of the best PCB so

Meet AirJam, the DIY Supercharged Bluetooth speaker. Ready your tools, we are making one from scratch! The previous "DIY Bluetooth Speaker (v1.0)" had some minor flaws so I listed all the possible improvements and built a version 2.0, named AirJam. It took a lot of sweat to build AirJam.  Hacking & recycling helped me save money! Try to do the same :D SMALL SIZE, BIG SOUND Despite AirJam's tiny size, it has the ability to surpa...

Meet AirJam, the DIY Supercharged Bluetooth speaker. Ready your tools, we are making one from scratch! The previous "DIY Bluetooth Speaker .

Hey everyone! Today I'm going to show you how I built this super simple 10 watt bluetooth speaker - an excellent companion for these summer months! I've been designing, refining, and tweaking this speaker design over the past few months, and I'm happy to say that it's now as simple, affordable, good looking and good sounding as it can possibly be! This speaker is based around a 1 cell battery, all wrapped up in a multi-layer plywood enclosure. Specs: 5W output per Channel Blue...

Today I& going to show you how I built this super simple 10 watt bluetooth speaker - an excellent companion for these summer months! I& been desi.