This is a simple adjustable bench power supply i built to help me in my instructables.
Cheap Bench Power Supply. Some old hp power supplies are great deals. This is my second psu (power supply unit) as my prievieous one mysteriously burnt out (!) i managed to purchace a new computer psu to convert, this one has a nice jucy 5v at 30a!
Dual Dc Lab Power Supply 2x 0 30 Vdc 0 3 A 5 Vdc Fixed 3 A Max With 4 Lcd Displays Mantec from www.mantec.be
Adjustable power supply are only for advance user who are really serious in electronics. A good bench power supply is the most vital equipment for electronics engineers and hobbyists. The cheapest adjustable bench power supply from amazon tekpower tp3005n:
A great option for the cheaper price!
The lab power supply can act as a voltage regulation or a current regulation power supply. These trim pots were cranked all the way to the left, and by. This uses a smps that cost around usd12 and buck converters with voltage and current controls. I'm having some trouble with a cheap and cheerful bench power supply that i become an owner of.
