Module 3 DC to DC Converters Version 2 EE IIT‚ Kharagpur 1 Lesson 17 Types of Basic DC-DC Converters Version 2 EE IIT‚ Kharagpur 2 Instructional Objectives Study of the following: • Three basic types of dc-dc converter circuits − buck‚ boost and buck-boost • The expressions for the output voltage in the above circuits‚ with inductive (R-L) and battery (or back emf = E) load Introduction In the last module (#2) consisting of eight lessons‚ the various types of circuits
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283.5 kilohertz which is a measure of hertz equaling 1‚000 hertz. Hertz is a unit used to measure frequency. One hertz equals one vibration per second. A.M. stands for amplitude modulation‚ a method which strength of the carrier waves that vary to match changes in audio frequency waves. F.M. stands for frequency modulation a method in which frequency of carrier waves is matched to changes in audio frequency waves. (Griffin‚ 2000) (National Radio Astronomy Observatory‚ ND) The term radio was first
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Oscillator Basics and Low-Noise Techniques for Microwave Oscillators and VCOs Ulrich L. Rohde∗ (ulr@synergymwave.com) Chairman‚ Synergy Microwave Corporation GaAs 2000 – Paris‚ France 2-6 October 2000 Abstract Microwave oscillator design is based on the principle of generating a negative resistance to compensate for the losses of the resonator. Several circuit combinations‚ including one- and twoport oscillators‚ are possible. In this discussion‚ we will first evaluate the conditions of oscillation
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A Technical Comparison of 802.11n to 802.11g A Technical Comparison of 802.11n to 802.11g Abstract 802.11n was developed to address issues of distance and speed. These were issues with wireless g and especially big issues with legacy devices that were used previously. Wireless N devices allow for a wider range by using multiple-input multiple-out and multiplexing allowing more data to be sent at a given time than before in previous a/g devices. It also allows for better communication between
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IT321 Final Exam Review Guide A review guide is just that‚ a guide. It is not a blueprint of what you will be tested on. This guide will consist of key points that have a very high probability of being on the quiz/test/exam that you will see. I feel review guides are important because students new to the topic may waste time and study the wrong materials. This normally leads to frustration and concepts not covered that are deemed important in not only passing this course‚ but what would/could
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Physics 2006 (Compartment Delhi) General Instructions: 1. All questions are compulsory. 2. There is no overall choice. However‚ an internal choice has been pro vided in one question of two marks‚ one question of three marks and all three questions of five marks. You have to attempt only one of the choices in such questions. 3. Question numbers 1 to 5 are very short answer type questions‚ carrying one mark each. 4. Question numbers 6 to 12 are short answer type questions‚ carrying two marks
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Ludwig van Beethoven Two hundred years ago one of the greatest composers ever to exist was born. His name was Ludwig Van Beethoven‚ but to the world he was best remembered as Beethoven. The talented musical composer Beethoven became one of best well-known composers and performers ever to exist. Starting his work in music at just a young age‚ Beethoven learned to become passionate for music in a hard way. It was told Beethoven’s father believed in his capability‚ which made Beethoven work that much
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VITAMIN D (CALCITRIOL) INTRODUCTION: Bioactive vitamin D or calcitriol is a steroid hormone that has long been known for its important role in regulating body levels of calcium and phosphorus‚ and in mineralization of bone. More recently‚ it has become clear that receptors for vitamin D are present in a wide variety of cells‚ and that this hormone has biologic effects which extend far beyond control of mineral metabolism. Vitamin D is thus not
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Chapter 1 1.What is the range of transmission for a WPAN? 10 feet 2.At what rate is the number of wireless hostpots increasing each year? 350% 3.Which of the following technologies came first chronologically? leased transmission lines 4.A Bluetooth network that contains one master and at least one slave device forms a ____. piconet 5.If an organization s data processing center becomes inoperable‚ it can move all data processing operations to a ____‚ often within an hour. Hot site 6____ give team-based
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1.INTRODUCTION Inflammation is the body’s immediate response to damage of its tissues and cells by pathogens‚ harmful stimuli‚ or physical injury. The inflammatory process is characterized by redness‚ swelling‚ an increase in temperature‚ loss of normal bodily function and pain. Inflammation is a protective response by the body towards cell injury. Cell injury may be due to; necrotic cells or tissue‚ the introduction of microbes (such as viruses or bacteria)‚ toxins‚ hypoxia‚ etc. Inflammation
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