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Eddycurrent sensors on PCB for compact mechanical application
Eddycurrent sensors on PCB for compact mechanical application

... The working frequency is chosen to be 3 times lower than the resonant frequency Fres (see Figure 1.4) by adding an external capacitor. In the industry, two main topologies are used based on an alternative current supply: The driving oscillator (or Colpitts oscillator) or the bridge oscillator. The f ...
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Enhancing Electric Power Quality Using Dual Unified Power
Enhancing Electric Power Quality Using Dual Unified Power

... steady increase of nonlinear loads connected to the electrical grid. The current drained by nonlinear loads has a high harmonic content, distorting the voltage at the utility grid and consequently affecting the operation of critical loads. By using a unified power quality conditioner (UPQC), it is p ...
WEEK TWO LISBURN 2391
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BDTIC 1N485B Small Signal Diode
BDTIC 1N485B Small Signal Diode

... support device or system whose failure to perform can systems which, (a) are intended for surgical implant into be reasonably expected to cause the failure of the life the body, or (b) support or sustain life, or (c) whose support device or system, or to affect its safety or failure to perform when ...
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UCC28050 数据资料 dataSheet 下载

... sink current capability is in excess of 1 mA. When VO_SNS falls below the normal range, the UCC38050 can source more than 1 mA and the UCC38051 sources approximately 300 μA. The limited source current in the UCC38051 helps to gradually increase the error voltage on the COMP pin preventing a step inc ...
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... The XLR inputs of the MixPre-D are transformer-balanced. The isolation characteristics of transformers are superior to other balancing techniques and are ideal for the hostile and uncontrolled environments of field production. Transformers provide galvanic isolation from the driving source, meaning ...
DS1249Y/AB 2048k Nonvolatile SRAM
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... • Contact mode – In this mode, the cantilever tip is put on a resonant frequency. As the tip comes closer, or farther, to the sample, it changes the forces and frequency of the oscillation. To compensate for this, the sample is then moved (through the use of a feedback loop similar to the one for th ...
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b117_wilson_s

... The legal routing connections are: • LHS pads can connect to all the tracks in channel y (0, 1); RHS pads can connect to all the tracks in channel y (2, 1). • Bottom row pads can connect to all the tracks in channel x (1, 0); top row pads can connect to all the tracks in channel x (1, 4). • Input CA ...
PMT - University of Nebraska Medical Center
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... 105A flowing to the PBP. Once again we must satisfy Mr. Kirchhoff's law of current. The load can only consume 100A. Therefore the other 5A has to flow in the only other current path available, i.e., backwards through the main inverter flyback diodes to the DC bus where it's automatically redistribut ...
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Conductive Sensors Amplifier Types SV 110/210, SV 115/215
Conductive Sensors Amplifier Types SV 110/210, SV 115/215

... The diagram shows the level control connected as max. and min. control, i.e. detec- ...
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Two-Level and Three-Level Converter Comparison in

... element in the power system. The traditional frequency converter is back-to-back connected twolevel converter, in which the output voltage has two possible values. However, the output voltage is smoother with a three-level converter, where output voltage has three possible values. This results in sm ...
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Opto-isolator



In electronics, an opto-isolator, also called an optocoupler, photocoupler, or optical isolator, is a component that transfers electrical signals between two isolated circuits by using light. Opto-isolators prevent high voltages from affecting the system receiving the signal. Commercially available opto-isolators withstand input-to-output voltages up to 10 kV and voltage transients with speeds up to 10 kV/μs.A common type of opto-isolator consists of an LED and a phototransistor in the same opaque package. Other types of source-sensor combinations include LED-photodiode, LED-LASCR, and lamp-photoresistor pairs. Usually opto-isolators transfer digital (on-off) signals, but some techniques allow them to be used with analog signals.
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