LED Light Dimmer Author – Arpita Kashyap Introduction LED is a light emitting diode or a semiconductor device that emits visible light when an electric current is passes through it. LED bulb is an assembly of components packaged to fit into a common light socket. In most of the cases, light emitting from semiconductor device is monochromatic that means occurring at a single wavelength. LED can be used in flashing indicators, led dimmers, traffic signals, led [...]
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8051 Based DTMF Control AC Appliances DTMF dual tone is multiple frequency tone which is generated by phone when the key is pressed. This tone can be used at various applications to control the hardware. DTMF based home appliances is the one of the application of them. When the two phones are connected for the call at that time when the keys is pressed then DTMF tone is also generated. So in this method we [...]
Machine Gun Author – Arpita Kashyap Introduction A machine gun is a fully automatic mounted or a portable firearm to fire bullets in quick succession from magazine, typically at a rate of 300 to 1800 rounds per minutes. Here the main aim of project to produce the sound just similar to machine gun. When there is triggering it will produce sound just in a way like machine gun. Block diagram of Machine Gun When power supply [...]
Music Box Author – Arpita Kashyap Introduction It is which a device produces automatic sounds by the use of set of pins placed on a revolving cylinder or disc. In other words, we can say that it is a box which plays a tune when the box is open. Block Diagram of Music Box When the power supply is switched on, supply reaches to pin number 4 and 8 of 555 Timer IC 1. Here IC1 [...]
Career Guidance in Education Career guidance is way to decide the goals of your career by choosing the correct education field. Our site help us like a counselor for you to decide your better career option. Our motto is to provide basic knowledge of all courses so you can choose right way of your future. Various types education fields Engineering & Technology (B.E/B.Tech, Diploma Engg.) Doctor (Medical) Finance & Management (CA, CS,B.Com,BBA,BBM,HM) Information Technology (BCA/Networking) Abroad Study for [...]
8051 LED Interfacing with Delay In this tutorial we learn about how the 8051 LED interfacing with delay generation is done . Time delay generation in 8051 architecture is done by the two methods. Using a simple loop logic Using internal timer register Programming Example 1 Page Contents [hide] 1 Programming Example 1 1.1 Algorithm: 1.2 Program 2 Programming Example 2. 2.1 Algorithm: 2.2 Program 3 Programming Example 3. 3.1 Algorithm: 3.2 Program 3.2.1 Share this: 3.2.2 Like this: 3.2.3 Related 1. Write an embedded C program to continuous flashing the LED [...]
Wireless Router Contributor: – Goutam Kumar This article is gives you a brief Introduction of wireless router and its Working along with its components. It’s also help you to understand the router uses, need, component uses in routers, history, technical overview and analysis with future applications of routers. Introduction Page Contents [hide] 1 Introduction 2 Components of Wireless router 3 History of Wi-Fi network 4 Technical overview 5 Technical Analysis 6 Conclusion and future scope Wireless routers are networking device which is used [...]
CCNA Certification and Career Contributor – Gaurav Arora CCNA Page Contents [hide] 1 CCNA 1.1 ABOUT CCNA 2 BASICS OF LAN & WAN 2.1 WHAT IS LAN ? 2.2 WHAT IS WAN ? 3 CISCO Career Certifcation 3.1 Routing and switching track 3.2 Designing track 3.3 Security track 3.4 Service Provider track 3.5 Voice track CCNA means CISCO certified network associate .The exam is conducted in online mode. There are 50-60 questions in the exam .The time duration of exam is 90 minutes. The minimum marks required [...]
Light or Dark Detection using 555 Timer and LDR Dark/Light Detector using 555 Timer & LDR Page Contents [hide] 1 Dark/Light Detector using 555 Timer & LDR 2 Light or Dark Detection using 555 Timer and LDR 3 Working of the Circuit 4 Video Demonstration: 4.1 Share this: 4.2 Like this: 4.3 Related Here we have explained a simple Light or Dark Detection using 555 Timer and LDR (Light Dependent Resistor) which has the ability to sense the light and whenever the light [...]