How Cathode Ray Oscilloscopes (CRO) Work

In this post we will elaborately discuss the working and the internal construction of a cathode ray oscilloscope. We will also learn how to use a CRO using the various controls and understand the graphical representations of the various input signals on the display screen of the scope. Introduction We know that majority of the … Read moreHow Cathode Ray Oscilloscopes (CRO) Work

3 Best LED Joule Thief Circuits – Working Details and Video Attached

Technically it may seem impossible to illuminate a 3.3V LED with a 1.5V source, but the amazing concept of joule thief makes this look so easy and effective, and virtually unbelievable, moreover the circuit additionally makes sure that not a single drop of “joule” is left unused in the cell. A joule thief circuit is … Read more3 Best LED Joule Thief Circuits – Working Details and Video Attached

Relay Pinout Connection and Working Details

In this post we learn comprehensively regarding how relay works in electronic circuits, how to identify its pinouts of any relay through a meter and connect in circuits. Introduction Whether it’s for flashing a lamp, for switching AC motor or for other similar operations, relays are the best in the business. However young electronic enthusiasts … Read moreRelay Pinout Connection and Working Details

PIR Sensor Datasheet, Pinout Specifications, Working

In this post we are going to explore the datasheet of PIR or Pyroelectric Infrared Radial Sensor HC-SR501. We will understand for what purpose PIR sensor is used? Its basic trigger operations, pin connection details, technical specifications and finally we will be looking at some real life applications. We will begin by understanding the actual … Read morePIR Sensor Datasheet, Pinout Specifications, Working

18650 2600mAh Battery Datasheet and Working

In this article we will try to understand the main specifications and datasheet of the Li-Ion cell 18650 2600 mAh, which is one of the most popular Li-ion batteries, and preferred by all electronic professionals due to its high efficiency, in terms power delivery and compact dimensions.     Li-Ion batteries are one of the … Read more18650 2600mAh Battery Datasheet and Working

Digital Buffer – Working, Definition, Truth Table, Double Inversion, Fan-out

In this post we will try to understand what digital buffers are, and we will be taking a look at its definition, symbol, truth table, double inversion using logic “NOT” gate, digital buffer fan out fan in, tri-state buffer, tri state buffer switch equivalent, Active “HIGH” tri-state buffer, Active “HIGH” inverting tri-state buffer, Active “LOW” … Read moreDigital Buffer – Working, Definition, Truth Table, Double Inversion, Fan-out