The rotary encoder looks like a potentiometer, but the operation is completely different. How it works and how to use it in Arduino are today’s subjects.
Category: Instrumentation
Thomson effect: what is it?
This post is the second part about thermoelectricity. Thomson effect is a reversible thermoelectric phenomenon and related to Seebeck and Peltier effects.
How the multifunction meter works?
Fulfilling requests, this post’s subject is multifunction meter, an instrument that makes many electrical measurements, to help in energy management.
New atomic clocks will redefine the second
Three different atomic clocks made an ultraprecise comparison measure, within a quadrillionth of 1%, an advance in the new definition of a second.
Carbon-14 for dating (Part 2)
In this part, are explained the methods to measure the quantity of carbon-14 in organic material, allowing to determine a fossil’s age.
UAE launches Hope, it’s the first probe to Mars
The United Arab Emirates (UAE) sends it’s first probe to the orbit of Mars, called Hope.
How a pulmonary ventilator for COVID-19 works?
This post’s subject is the operation of pulmonary ventilator or respirator, for treating pacientes with COVID-19 or Corona virus.
ESA will launch new space telescope CHEOPS
European Space Agency is about to launch the telescope CHEOPS (Characterising Exoplanets Satellite) to study exoplanets.
Hall effect: Operation and sensor
Today are shown how Hall effect works, a magnetic sensor using this phenomena and how o use it in projects with Arduino.
5 river flow measurement methods
Measure river’s flow is important for hydrological study about viability of hydropower plant installation. And to understand the behavior of water resource.