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Essay on Television – Its Influence on our life.
Television – Its Influence on our life. 20th century is a century of scientific investigations and their application by technology. With the onset of the age of electronics, television, T.V. as it is...
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Synchro application as Position Transducer
Synchro as a position transducer Position transducer is one of the basic application of the Synchro. It uses dumb-bell shaped rotor. Single phase ac supply is given to the rotor of the Synchro. This...
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Synchro pair as an Error Detector
Synchro pair as an error detector In the last article we have seen the application of Synchro as a position transducer. We can also use the pair of Synchro as an error detector. Here error means the...
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Thermal power plant – layout, working
Thermal power plant Thermal power plant uses steam energy for the generation of the electricity. Fossil fuels like coal, oil, natural gases are burnt in the boiler, a hot flue gases thus generated are...
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Solid State Relays – SSR
Solid State Relays (SSR) SSR Definition: A solid-state relay is an ON-OFF control device in which the load current is conducted by one or more semiconductor devices like power transistor, SCR or TRIAC....
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Gas Power Plant
Gas power plant: In previous article we have seen the overall idea of thermal power plant which uses steam energy for the generation of electricity. Today we are going to discuss one more power plant...
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Hydroelectric power plant – hydropower
Hydroelectric power plant In hydropower plant potential and kinetic energy of the water is used to rotate the turbine and hence generator to generate electricity. Selection of site: Following are some...
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Superposition theorem
Superposition theorem: The superposition theorem for electrical circuits states that for a linear system the response (voltage or current) in any branch of a bilateral linear circuit having more than...
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Digital stopwatch using 8051 microcontroller mini project
Digital stopwatch using 8051 microcontroller Introduction: In this mini-project we are going to make a simple digital stopwatch by using a microcontroller from 8051 family. The Stopwatch allows you to...
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Digital Thermometer using 8051 microcontroller – mini project
Digital thermometer using 8051 microcontroller Introduction: Today we are going to make a simple mini-project of 8051 microcontroller. A digital thermometer using 8051 microcontroller. A thermometer is...
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Performance of an Evaporator
Performance of evaporators The performance of an evaporator depends upon its capacity and economy. Let us discuss these terms one by one. 1) Capacity: Capacity of an evaporator is defined as the...
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Carey-Foster bridge method
Carey-Foster bridge method Carey foster bridge is the method used for measurement of medium resistances. Carey foster bridge is specially used for the comparison of two equal resistances. The circuit...
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Digital clock using 8051 microcontroller and LCD display – mini project
Digital clock using 8051 microcontroller and LCD display Hello friends, today we are going to make a simple digital clock using 8051 microcontroller which you can make as your engineering mini-project....
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Fire alarm circuit using IC 555 – Mini Project
Fire alarm circuit using IC555 Hello friends, today we are going to make one simple mini project. In this mini project we will make a fire alarm circuit using timer IC (IC555) and thermistor. Here we...
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Clap Switch Circuit mini project
Clap switch mini project Hello friends, this post provides you a simple mini project of clap switch. This clap switch mini project is useful for operating electric equipments like fan, bulb, radio etc...
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Temperature controlled DC fan using thermistor (mini project)
Temperature controlled DC fan using thermistor: Hello friends, in this post we are going to make one simple mini project which is temperature controlled DC fan using thermistor. In this mini project we...
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Signal Conditioning Circuits
We know that signal conditioning is a process in which signals from different sensors are transferred into a form necessary to interface with other modules of system. For example, we know that...
View ArticlePolice Siren Alarm Mini Project
Police Siren Alarm Mini Project Hi friends, in this series of mini projects today we are going to make one simple mini project of police siren alarm using IC 555 (timer IC). This mini project generates...
View ArticleDC to AC Converter using IC 555 – Mini project
It is common problem in most of the mini projects that how to convert DC voltage into AC voltage. When we develop any circuit that gives dc output voltage and if we want to convert it into AC voltage,...
View ArticleSigma Delta ADC & its Working
Hi friends, today we will see Sigma Delta ADC and its working. Sigma Delta ADC is widely used in communication system, professional audio system and high precision measurement system. Sigma Delta ADC...
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