Low-side I/V sensing IC, with internal power calculation

Low-side I/V sensing IC, with internal power calculation

Maxim Integrated has posted details of the MAX44299, a low-side current, voltage, and power monitoring circuit that provides an...


How-to use PWM to Generate Analog Voltage in Digital Circuits

How-to use PWM to Generate Analog Voltage in Digital Circuits

Maurizio @ emcelettronica.com tipped us with his latest article on how to generate analog voltages using a microcontroller.


Using BMP180 for temperature, pressure and altitude measurements

Using BMP180 for temperature, pressure and altitude measurements

Raj from Embedded Lab has posted a comprehensive tutorial on how to use BMP180 for temperature, pressure, and altitude...


Electricity Frequency Meter

Electricity Frequency Meter

This project is about an accurate mains frequency meter that has a bar-graph displaying the relative deviation from nominal...


AC PWM dimmer for Arduino

AC PWM dimmer for Arduino

diy_bloke @ instructables.com has designed an AC PWM dimmer for Arduino: Over 3 years ago, I published a simpel TRIAC AC dimmer...


BooSTick – small AA voltage booster

BooSTick – small AA voltage booster

A single AA battery provides voltages of 5V or 3.3V for hardware prototyping.


Generating Analog Voltage with Digital Circuit

Generating Analog Voltage with Digital Circuit

Maurizio show us how to generate an analog voltage using a microcontroller and some resistors.


LTC7813 – Low IQ, 60V Synchronous Boost+Buck Controller

LTC7813 – Low IQ, 60V Synchronous Boost+Buck Controller

Linear Technology Corporation introduces the LTC7813, a dual output (boost + buck), low quiescent current synchronous DC/DC...


Nanocounter: Frequency Counter with an Android Interface

Nanocounter: Frequency Counter with an Android Interface

Andy published his accurate and open source frequency counter that uses an Android phone as a display.


Getting Started With the ATMega328P

Getting Started With the ATMega328P

Here is a detailed guide on how to get started with ATMega328P microcontroller.


Build an 8-Bit Heart with MeowCAD

Build an 8-Bit Heart with MeowCAD

You can find some interesting projects on MeowCAD and one of these is a“8 Bit Heart”.


SMD Soldering Reflow Oven

SMD Soldering Reflow Oven

Here is a nice tutorial on how to build your own reflow soldering oven using ControLeo2 reflow oven controller.