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by Tarun Agarwal 6 years ago

Microcontroller Based Caller ID & Use of DS1232

A Practical Application using Microcontroller – Caller ID Caller ID is known as caller identification (CID), it is a telephone service to transmit a caller’s number to the called person phone soon after the call is replied. Where,...

by Tarun Agarwal 6 years ago

Temperature Sensors Applications

Here we have two practical applications involving circuits to sense the temperature using sensors and gives an electrical output. In both the circuits, we have used an analog circuit. So let us have a brief idea about analog circuits. A...

by Tarun Agarwal 6 years ago

Counters – Definition, IC & Application

What are Counters? Counters are digital devices whose outputs consist of predefined state according to the application of clock pulses. In other words, counters give output so as to count the number of clock pulses applied to them. Generally...

by Tarun Agarwal 6 years ago

Easy Pin Identification

One of the major problems in circuit design is the identification of pin connections of Transistors, SCR, TRIAC, and similar devices. To get an idea about the pins, we have to search for the datasheet or other sources to complete the circuit...

by Tarun Agarwal 6 years ago

Nanowire – Applications & Advantages

What are Nanowires? Nanowires are based up on a flat substrate of semiconductor materials, such as silicon and germanium. Nanowires are simply very tiny wires. They are composed of metals such as silver, gold or iron. Nanometer is measured...

by Tarun Agarwal 6 years ago

2 Thyristor Triggering Devices – UJT and DIAC

1. Unijunction Transistor A Unijunction Transistor is a 3 terminal device with a single PN junction and is basically used to trigger a SCR or a TRIAC. It is a unidirectional device. Unijunction Transistor UJT Construction A unijunction...

by Tarun Agarwal 6 years ago

Types of Circuit Boards

1. Printed Circuit Board Printed Circuit board is essential for building the circuit. The PCB is used to arrange the components and connect them with electrical contacts. Generally to prepare a PCB requires lot of effort like designing...

by Tarun Agarwal 6 years ago

How to Build a Simple Infrared Illuminator

What are Infrared Illuminators? Infrared Illuminators are devices which emit light in infrared spectrum. They can be active devices which emit their own infrared light like various objects or passive devices which reflect the infra red...