This post answers the question "What is LoRa wireless?". LoRa stands for long range. This technology is a spread spectrum modulation technique, and a…
Month: April 2018
RGU Engineering students win IMechE Award
A group of engineering students at Robert Gordon University (RGU) have won a project award from the Institution of Mechanical Engineers (IMechE), which allowed…
Energy of a capacitor and an electric field
Elementary work of external forces to move charge dq in electric field of a capacitor dA=dq*(φ1-φ2)=dqqC Total work is A=∫0QdqqC=Q22C this work determines total…
Dielectrics
We will cover the topic of dielectrics in the Electronic Materials chapter in detail. Here is a brief explanation of the main terms about…
Magnetic reluctance position sensors
This magnetic structure is very simple due to its consistency and is very wide spread in the application of measuring linear and angular velocity.…
Magnetic interaction
In this chapter we will cover magnetic interaction. Magnetic interaction shows how charged particles are interacting with each other. A charge moving in a…
Ampere law
The scientist Ampere has empirically discovered the interaction force for two parallel wires, dependent on the force being reversely perpendicular to the distance between…
Smith Chart
The Smith Chart is shown in Figure 1. It is a very useful tool for solving the problems of RF engineers with regards to…
What is MEMS technology
This post answers the question: "What is MEMS technology?". MEMS (Micro Electro-Mechanical Systems) technology is a technology for creation of microscopic integrated devices and…
Power BJT – static characteristics
The power BJT static characteristics determine the safe operational regime of the device. These characteristics are usually described in the datasheet as maximum ratings.…