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Frequency spectrum

Understanding Signal Frequency Spectrum

A signal can be viewed as a composition of a number of sinusoidal signals with varied amplitude, frequency and phase. Distinguishing this composition requires analyzing the corresponding frequency, amplitude and phase...
electronic pcb board

The Golden Rules of Electronic Circuit Design

Knowledge of common pitfalls in electronics circuit design, and how to avoid these, is important for producing any product While testing a smartphone, the manufacturer finds a major flaw in the device....

SL100 Transistor Pinout | SL100 Transistor Datasheet

Transistors are the basic building blocks of integrated circuits (IC). Every electronic gadget you can possibly imagine today uses transistors. The development started off with vacuum tubes and lead to the...
antenna design ebooks

Learn to Design: 4 Free Ebooks on Antenna Design

While there are a lot of books out there on EM waves and antenna design, they have been written for a very wide range of engineers. Ranging from a novice to...

Basic Guide to Radio-Controlled Boat Modelling

Whether you crave action or relaxation, you will relish radio-controlled (RC) boating because there is nothing quite as comforting as gliding your own RC boat across a pond. If you enjoy...
RFID projects

Top 20 RFID Project Ideas

Radio-Frequency Identification (RFID) is a technology that uses radio-frequency electromagnetic fields to transfer information from a tag to RFID reader for identification purposes. The tags do not require battery power. They...
mqtt circuit connections

MQTT – A Practical Guide to IOT Protocol

MQTT is very useful for connections with remote client where a small code footprint is needed, or internet bandwidth is very low. For example, it has been used in sensors communicating...

Controlling A Linear Actuator With An Arduino

There is a wide application of linear actuator where one wants to move something but they do not want to physically get involved in moving it. There are quite a number...

Electromagnetic Compatibility: Grounding (Part 3 of 5)

In the previous parts we covered multi-layer PCB designing. Now, let us look at grounding or earthing. Grounding can be defined as a connection, whether intentional or accidental, between an electrical circuit...
make pcbs

Making PCBs at Home Photographically (Part 1 of 2)

Here is a comprehensive guide to making your own PCBs at home using materials that are readily available in shops and online stores. While it addresses single-sided PCBs, it can be extended to create double-sided PCBs as well.

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