by operating the output transducer Transistor – device found in processors that can amplify electrical signals or act as a switch Diodes – also found in processors‚ allows the electric current to flow in only one direction Semi-conductor – a material whose ability to conduct electricity is somewhere between a conductor and insulator LED – a light emitting diode‚ which is a transistor which transforms electric current into thermal and light energy. Found in traffic lights‚ car lamps and indicator
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longest self oscillating pulse train per magnet pass. It is not very efficient as the base clamping diode wastes this energy back through the base resistance/bulb/lamp but it is necessary to allow you to tune and provide a driving force to the passing magnet. Without the base clamping diode‚ you get an oscillator and the motor won’t turn‚ catch 22. But still‚ even when tuned with the base clamping diode‚ the self oscillating pulse train is usually at most 3-6 pulses which are not much and so‚ not much
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ACKNOWLEDGEMENT It gives us great pleasure when a certain task is accomplished with great zeal and enthusiasm. We would like to extend our heartfelt thanks and deep sense of gratitude to all those who helped us in completing this project. First and foremost‚ we feel greatly indebted to Mr. D. M. SINGH and Mr. UBAID AHMAD KHAN‚ from the core of our heart for their constant support and valuable guidance time to time‚ because they encouraged and
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capacitors since these would reduce the amplification to zero at zero frequency. Large by pass capacitors may be used but it is not possible to fabricate large capacitors on a IC chip. The capacitors fabricated are usually less than 20 pf. Transistor‚ diodes and resistors are also fabricated on the same chip. Differential Amplifiers: Differential amplifier is a basic building block of an op-amp. The function of a differential amplifier is to amplify the difference between two input signals. How the
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ETO Case Study Analysis Seligram Incorporation‚ Electric Testing Operations (ETO) previously measured two components of cost: direct labor and manufacturing overhead. The existing cost system is very simple. Burden was grouped into a single cost pool that was combined with each of the testing rooms as well as the engineering burden costs related to software and tooling development and the administrating costs of the department. The total burden costs was then divided by the sum of testing and
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PC TO PC FIBER OPTIC COMMUNICATION [pic] Submitted By: lex INTRODUCTION DEFINITION The project PC to PC fiber optic communication deals with data transfer from one computer to another. It uses C programming and the serial ports of the PCs. The ports are programmed in C. We use MAX 232 to convert RS 232 logic to TTL logic and then an optical transmitter circuit to transmit data via fiber optic cable. The optical transmitter circuit has a LED which is matched as far the cable
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Battery 19 3.9 Photo diode 20 Principle of operation 21 3.9.1 IR Photo diode 21 3.10 Switches 22 3.11 Buzzer 23 3.11.1Mechanical buzzer 24 3.11.2 Electromechanical buzzer 24 3.11.3 Piezo buzzer 24 Uses 25 4 Working of circuit 26 5 Result 27 6 Applications 28 7 Advantages 28 8 Disadvantages 28 9 Conclusion 29 10 Future scope 29 Bibliography 30 List of tables Table 1 Pin Description 14 List of Figures Figure 1Intruder Alarm 6 Figure 2 Diode 7 Figure 3 Resistor
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CHAPTER 1 INTRODUCTION INTRODUCTION 1.1 PROBLEM DEFINITION: The existing forms of security systems using surveillance cameras better known as CCTV are not enough. As they only provide the user with the video of any incident‚ which is of no use when it comes to stopping the incident from taking place if there is no one is present monitoring the screens at that point of time. This project will allow only the registered user to turn on the tracking system. This project will keep
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BASIC ELECTRONICS MODULE 3 Bipolar Junction Transistor Prepared by H V Balachandra Achar Senior Lecturer‚ Dept. of E&C Engg.‚ M I T‚ Manipal Department of Electronics and Communication Engineering‚ Manipal Institute of Technology‚ Manipal‚ INDIA Syllabus • • • • • • • • Introduction to Bipolar Junction Transistor BJT Operation BJT Configurations Tutorials BJT Biasing Tutorials BJT Amplifier Tutorials Department of Electronics and Communication Engineering‚
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sinks are the heat exchangers used in refrigeration and air conditioning systems and the radiator (also a heat exchanger) in a car. Heat sinks also help to cool electronic and optoelectronic devices‚ such as higher-power lasers and light emitting diodes (LEDs). 5. Video Card –A video card‚ video adapter‚ graphics accelerator card‚ display adapter‚ or graphics card is an expansion card whose function is to generate output images to a display. Many video cards offer
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