The Coulomb Law and superposition principle can lead to divergence theorem which is valid for bilateral, axial and spherical charged objects. Let’s divide the…
Category: Learning
Digital position encoder
This post covers the topic of what is a working principle of digital position encoder. A digital position encoder is a sensor that generates…
Electrostatic field and potential difference
We know how to find the potential difference between two points in the electrostatic field: φ1-φ2=∫12Eldl Let’s find out the reverse dependence - electrostatic…
Conductors in the external electric field. Faraday’s law
This post is about Fardey's Law and conductor's behaviour and features in the external electric field. Let’s consider a case when the neutral conductor…
Capacitors and capacitance
A capacitor is a system consisting of a two conductors, where an isolated electric field is created between two equal conductors , opposite charges.…
Microprocessor as a part of digital system
Microprocessors are the main part of all digital systems, and solve design problems. Microprocessors combine software and hardware in order to provide a framework…
Signal sources, noise sources, coupling mechanisms
This post answers the question how to reduce noise in a circuit. During circuit design it is important to make a proper connection between…
Filtering and amplification
This post answers the question what is filtering in signal processing. The first step towards a proper measurement system is shielded, grounded and wired…
What does the IoT system look like?
This post answers two questions: What is IoT and how it works? What is IoT architecture? Before creating an IoT solution, it is important…
IoT devices and gateways
This post cover important topic of IoT devices nad gateways. An IoT device is an embedded computer, incorporating one or more following functions: Computing capability;…