SmartPID: Smart Temperature and Process Controller
Professionally engineered, SmartPID Controller, now on Indiegogo, is a high-tech product that facilitates temperature and process control: heating or cooling.…
An Electric Speed Control for DC motors
It allows to change the revolutions per minute in any brushed motor that is powered by 12 to 35 Vcc,…
The BF 15+15W open source power amp
A compact stereo amplifier that may be used at home as well as in the car, and also to substitute…
The Strato Pi UPS board
Makes Raspberry Pi suitable to be used in “professional” environments, sports a power source, an UPS, a RTC clock, a…
Analyzing Semiconductor with a set of simple tools
A set of tools that – for an affordable price and without difficulties – is capable of identifying and verifying…
A RTC SHIELD for Arduino and Raspberry Pi, second part
Let’s see how to use this shield along with Raspberry Pi, by means of a dedicated library. In the last…
A RTC SHIELD for Arduino and Raspberry Pi
Let’s use a new Real Time Clock by Microchip, by making it available on a shield for two prototyping boards.…
A Car Battery Level Indicator that plugs in your cigar lighter socket
When inserted in the cigar lighter socket, it signals the electrical system’s voltage level by means of a bi-color LED.…
TORPEDO: an all-purpose switched-mode power supply
Having explained the theory, let’s see in practice the project of the SEPIC power supply. In this post we discussed…
The SEPIC switching converters
The SEPIC configuration, a very useful one, is used in modern converters for mixed supply systems. Thanks to the availability…