A Bench Power Supply using computer PSU

A Bench Power Supply using computer PSU

As we know, PSU in computers provides various DC voltages, 3.3V, 5V and 12V.


Circuit delivers constant power to a load

Circuit delivers constant power to a load

Kiril Karagiozov @ edn.com has a circuit idea that is able to deliver constant power to a load.


Measure Weights Using OpenScale from Sparkfun

Measure Weights Using OpenScale from Sparkfun

Sparkfun has a simple-to-use and open source solution for measuring weight and temperature.


A1367 – Field programmable linear Hall-effect sensor IC

A1367 – Field programmable linear Hall-effect sensor IC

Allegro MicroSystems Europe has added a field programmable precision linear Hall-effect current sensor IC with features including...


Diode or MOSFET as a Reversed Voltage Protector

Diode or MOSFET as a Reversed Voltage Protector

Diode or P-channel MOSFET is what you need to protect your circuit from applying reversed voltage, according to a nice video...


Dual Adjustable Regulated power supply 1.2V TO 37V DC

Dual Adjustable Regulated power supply 1.2V TO 37V DC

This project is a solution to power up most of devices or projects requiring dual (+/-) adjustable power supply.


Projecta – Affordable & Faster PCB Prototyping Machine

Projecta – Affordable & Faster PCB Prototyping Machine

A.Qadry @ Intelligent Minds tipped us with their latest project, a PCB prototyping machine.


How to use a fully differential amplifier as a level shifter

How to use a fully differential amplifier as a level shifter

Loren Siebert @ ti.com discuss about how to interface signals that have a reference voltage that isn’t 0V while preserving the DC ...


Two books for makers that you should read!

Two books for makers that you should read!

educ8s.tv uploaded the last video of this season and it’s a different one!


Entry Level auto-ranging Digital Multimeters reviewed

Entry Level auto-ranging Digital Multimeters reviewed

If you want to buy a digital multi-meter for under $50 then this article is for you.


Homebrew Multimode Digital Voice Modem adapter

Homebrew Multimode Digital Voice Modem adapter

Florian Wolters made his own version of MMDVM adapter: During experiments with digital voice mode in hamradio I discovered a nice...


Not a battery or a supercap, but a ‘thin laminate energy device’

Not a battery or a supercap, but a ‘thin laminate energy device’

Murata’s UMAL is a low-profile high capacity energy device.