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Magnetostrictive
Magnetostrictive

... servo. A cleverly balanced rotary design can essentially eliminate reaction forces. Also, it is claimed that rotary servos have higher achievable accelerations, lower cost, and a more compact size than a linear FTS (Ludwick). Much literature exists on this type of actuation. Douglass developed a lin ...
Document
Document

... case of mixed logic, such as when a MOS line runs parallel to an ECL or PCI bus, less coupling should be allowed. See Reference 3. ...
Magnetostrictive Versus Piezoelectric Transducers For
Magnetostrictive Versus Piezoelectric Transducers For

... bonding technology. In the 1930’s, as there was an effort to utilize ultrasonic energy more extensively, the piezoelectric technology then available fell short of the need for reliable, robust ultrasonic devices. It was at this time that magnetostrictive technology eclipsed piezoelectric technology ...
static charge measurements using keithley equipment
static charge measurements using keithley equipment

... films or laminates. into this category. or repelling each other would fall A potential may be induced o” the film or laminate for meesuring the leakage time by either of two methods. In the f,.rsL method, the charge is induced on the film by manual rubbing contact between the stationary film or lami ...
Portable Hybrid Recorder DR130
Portable Hybrid Recorder DR130

Getting started with STM32F37x/38x SDADC (Sigma
Getting started with STM32F37x/38x SDADC (Sigma

... It is recommended to use differential mode when the sensors being used produce very small signals that are very susceptible to noise. This is especially the case when using thermocouple and bridge type sensors (pressure sensors). In differential mode, the SDADC converts the difference between SDADCx ...
Electric field and force
Electric field and force

...  Identification of possible misconceptions associated to electricity. Some could be:  Electric charged objects attract because of magnetic force: This can easily be disproved by simple experiments  Protons move from object to object: Misconception associated to the structure of matter: This would ...
EMI Issues in Semiconductor Manufacturing Environment
EMI Issues in Semiconductor Manufacturing Environment

... effective antenna leads to higher magnitude of electromagnetic field. 3.2. Parasitic Emission from Equipment This is type of emission that is a side product of normal operation of equipment. Though FCC, CE or similar regulations tightly control parasitic emission, in actual installations it is often ...
APP014 - 3 Phase 2 Wattmeter Explained
APP014 - 3 Phase 2 Wattmeter Explained

... Total Power (Watts) = [1437.6] + [1191.55] + [1422.95] Total Power (Watts) = 4052 Watts This implies that for 3 Wire systems, only 2 wattmeters are required. The PPA15xx, PPA25/26xx and PPA55xx series power analyzers from Newtons4th have the option for a separate channel 3 configuration. This enable ...
Rev. A - Texas Instruments
Rev. A - Texas Instruments

... PWR ...
Technical Guide
Technical Guide

... clearly marked using the relevant SI units. Some complex modules may require more connections than are available on a large carrier. In this case additional connections are made using 2mm sockets. With a few exceptions, it will be connections to the power source that will be made this way, in order ...
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Design and Comparison of Controller for the Reduction of

AN3476, Washing Machine Three-Phase AC
AN3476, Washing Machine Three-Phase AC

... replacement of traditional drive systems with modern, electronically controlled, brushless drives. In the past, washing machine designs employed two widely used drive systems. The older designs use electromechanically controlled, two-speed, single-phase AC-induction motors. This kind of drive system ...
Architecture Implications of Pads as a Scarce Resource: Extended
Architecture Implications of Pads as a Scarce Resource: Extended

... have many more C4 pads than illustrated here). directly related to the voltage between its source and drain [36], any voltage variation beyond the assumed design margin can cause a timing error, threatening program correctness. The main design goal for the power delivery system for a modern micropro ...
dogm240-6 graphic - ELECTRONIC ASSEMBLY
dogm240-6 graphic - ELECTRONIC ASSEMBLY

... The operating life of the amber and green/red backlights is 100,000 hours. The LEDs of the white backlight are high qualitiy NICHIA LEDs. To achieve the life-time of 100k hours, we recommend dimming or switching them off whenever possible. Important: Do never connect the backlight LEDs directly to a ...
liquid crystal display module g121c00p00c g121cb1p00c
liquid crystal display module g121c00p00c g121cb1p00c

... controller stores the character codes and the bit-mapped graphics data from the MPU in the display data RAM (8KB), and then periodically reads out the stored data, converts it, and sends the converted signal to the LCD module. Also, through many command functions, it is possible to overlap the chara ...
Freescale Semiconductor Application Note
Freescale Semiconductor Application Note

Guide to Motor Caravan Distributed Intelligence System
Guide to Motor Caravan Distributed Intelligence System

... In the pages that follow, we shall refer to the devices connected on the bus generically as “nodes”. The node is an electronic board capable of conversing on the bus. The nodes can control the activation of electrical devices connected to them and check their operating status. Through the bus it is ...
R2A25107KFP  Data Sheet Intelligent Power Device for MOSFET Pre-drive
R2A25107KFP Data Sheet Intelligent Power Device for MOSFET Pre-drive

... powering the charge pump circuit for high-side gate drive and the 5 V series regulator. The resulting 6.2-V output of the step down converter is also used for powering the low-side gate drive. The block diagram of the step down converter circuit is shown in figure 1. This circuit contains an error a ...
Distribution Systems
Distribution Systems

... hazards such as electrical, mechanical, thermal, fire and radiation of appliances when operated as in normal use taking into accoutn the manufacturer‘s instructions. It also covers abnormal situations that can be expected in practice and takes into account the way in which electromagnetic phenomena ...
MX 700
MX 700

... The amplifier shall contain two independent channels, with separate AC transformer secondaries, power supplies, and protection systems. All protection systems shall be self resetting upon removal of fault, and the remaining channel shall continue to operate. Each channel shall have independent prote ...
USB Dedicated Charging Port Controller (Rev. C)
USB Dedicated Charging Port Controller (Rev. C)

Temperature characteristics of LEDs
Temperature characteristics of LEDs

Multi-Terminal DC Line Dynamic Model for the Pacific
Multi-Terminal DC Line Dynamic Model for the Pacific

... • Power Flow solutions ignore the inductance of the DC  transmission line also – In power flow DC currents change instantaneously – PDCI models inductance, so DC currents become state  variables – Note: can also be capacitance in the DC transmission lines • We are NOT modeling in the PDCI presently. ...
Action I/Q Q106 AC Powered Data Sheet (721-0659-00-H)
Action I/Q Q106 AC Powered Data Sheet (721-0659-00-H)

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Alternating current



Alternating current (AC), is an electric current in which the flow of electric charge periodically reverses direction, whereas in direct current (DC, also dc), the flow of electric charge is only in one direction. The abbreviations AC and DC are often used to mean simply alternating and direct, as when they modify current or voltage.AC is the form in which electric power is delivered to businesses and residences. The usual waveform of alternating current in most electric power circuits is a sine wave. In certain applications, different waveforms are used, such as triangular or square waves. Audio and radio signals carried on electrical wires are also examples of alternating current. These types of alternating current carry information encoded (or modulated) onto the AC signal, such as sound (audio) or images (video).
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