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Physics 202, Lecture 9 Charge Motion in a Conductor
Physics 202, Lecture 9 Charge Motion in a Conductor

Examples: Telegrapher`s Equation
Examples: Telegrapher`s Equation

... Whenever two wires are close together (or a wire is close to a slightly conductive material (like the ground), there is a small electric field between the wires. The result is a measurable capacitance per unit length. ...
Physics 422 - Spring 2016 - Midterm Exam, March 10
Physics 422 - Spring 2016 - Midterm Exam, March 10

Norton’s Theorem and Maximum Power Transfer Theorem
Norton’s Theorem and Maximum Power Transfer Theorem

... “A load will receive maximum power from a linear bilateral dc network when its total resistive value is exactly equal to the Thevenin resistance of the network as seen by the load.” For the network of Fig-1, maximum power will be delivered to the load when, ...
EE302 Lesson 1: Introduction
EE302 Lesson 1: Introduction

... 1. Same current occurs through all series elements. 2. Same voltage occurs across all parallel elements. 3. KVL and KCL apply for all circuits, whether they are series, parallel, or series-parallel. ...
EE32828833
EE32828833

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Pre-Lab
Pre-Lab

... electromagnetic torque, the stator and rotor magnetic axes are displaced by 90 electrical degrees using commutator. Expression (5.3) for the electromagnetic torque Te   Lsr isir sin r indicates that Te can be developed only if there exists a displacement between the armature (rotor) and fields (s ...
Lab Manual of Basic Electrical Engineering LAB
Lab Manual of Basic Electrical Engineering LAB

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Circuit Design:
Circuit Design:

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TA3404 Owner`s Manual Doc.indd
TA3404 Owner`s Manual Doc.indd

... 10. StreetWires Connectors – All MTX amplifiers include StreetWires connectors for efficient current and maximum voltage transfer 11. Speaker Connection – These output terminals are individually labeled for proper speaker connections. When bridging the amplifier, use the left positive terminal and the ...
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4CX1500B 8660

... The design features which make the 4CX1500B such an extremely linear tube also contribute to very low grid interception. It will be found that the grid will be driven into the positive grid region in the typical operation of the tube. The grid current will usually be less than 1.0 milliampere. SCREE ...
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... Therefore, in order to achieve good input matching performances over the frequency range 88-108 MHz the unbalanced 50 Ω is to be transformed into an impedance with a value as close as possible to Rp of 5.38 Ω. From the circuit schematic given in Figure 6 , we can see that the input matching network ...
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... 1. Kirchhoff’s laws and the lumped-element model of a circuit are valid provided that the largest physical dimension of a circuit is small compared with the wavelength corresponding to the highest frequency under consideration 2. KCL states that for any lumped electric circuit, for any of its nodes, ...
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Electronics
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... (b) (i) Describe the difference in function between an operational amplifier used as an amplifier and one used as a comparator. (ii) With an operational amplifier used as a comparator, draw a switching circuit for a street light powered by 220V a.c. mains which allows both manual and automatic opera ...
SEP-200 L618-C
SEP-200 L618-C

... SEP-200 protects against electrical surges that ...
MAX1932 Digitally Controlled, 0.5% Accurate, Safest APD Bias Supply General Description
MAX1932 Digitally Controlled, 0.5% Accurate, Safest APD Bias Supply General Description

... An N-FET power switch is required for the MAX1932. The N-FET switch should be selected to have adequate onresistance with the MOSFET VGS = VIN(MIN). The breakdown voltage of the N-FET must be greater than VOUT. For higher-current output applications (such as 5mA at 90V), SOT23 high-voltage low-gate- ...
ECOTAP VPD The new compact class for distribution transformers
ECOTAP VPD The new compact class for distribution transformers

Click here to Specification
Click here to Specification

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4 point starter ppt
4 point starter ppt

... in addition to the 'L', 'F' and 'A'. As a direct consequence of that, any change in the field supply current does not bring about any difference in the performance of the NVC. Thus it must be ensured that no voltage coil always produce a force which is strong enough to hold the handle in its 'RUN' p ...
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Switched-mode power supply



A switched-mode power supply (switching-mode power supply, switch-mode power supply, SMPS, or switcher) is an electronic power supply that incorporates a switching regulator to convert electrical power efficiently. Like other power supplies, an SMPS transfers power from a source, like mains power, to a load, such as a personal computer, while converting voltage and current characteristics. Unlike a linear power supply, the pass transistor of a switching-mode supply continually switches between low-dissipation, full-on and full-off states, and spends very little time in the high dissipation transitions, which minimizes wasted energy. Ideally, a switched-mode power supply dissipates no power. Voltage regulation is achieved by varying the ratio of on-to-off time. In contrast, a linear power supply regulates the output voltage by continually dissipating power in the pass transistor. This higher power conversion efficiency is an important advantage of a switched-mode power supply. Switched-mode power supplies may also be substantially smaller and lighter than a linear supply due to the smaller transformer size and weight.Switching regulators are used as replacements for linear regulators when higher efficiency, smaller size or lighter weight are required. They are, however, more complicated; their switching currents can cause electrical noise problems if not carefully suppressed, and simple designs may have a poor power factor.
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