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CirCuits
CirCuits

... We know that charged objects :  exert an electrostatic force on each other  move when the force is unbalanced  gain and lose energy as they move toward and away from other charged objects Moving toward a like charge → increase in PE  Moving away from like charge→ decrease in PE ...
Photoelectric effect Photoelectric effect
Photoelectric effect Photoelectric effect

... photoelectric effect, a phenomenon that was recently discovered by Hertz. Einstein’s model demonstrates clearly that light can be considered a stream of photons rather than a wave. The photoelectric effect occurs when a metal surface is illuminated with light of certain frequency and electrons are e ...
DM74AS805B Hex 2-Input NOR Driver
DM74AS805B Hex 2-Input NOR Driver

... Input Current @ Max Input Voltage VCC = 5.5V, VIH = 7V ...
Sensor
Sensor

... • Stability: the output drift for constant input. • Dead band/time: The range of input values for which there is no output. • Resolution: The change in measured variable to which the sensor will respond • Output impedance: The effect of electrical circuit conneted to the sensor. ...
Workshop Materials
Workshop Materials

... current relays of the DG will not be as sensitive to it. DG voltage relays on the primary side must see rise in voltage. ...
Solutions
Solutions

... Signal Generation: sample radiates as blackbody Analytical Signal: infrared radiation emitted from sample Transducer: thermoelectric sensor Transduced Signal: voltage or current proportional to radiant power from emissive surface Processor: calculate source temperature (Planck’s equation) Output: di ...
UMZ8.2NFH
UMZ8.2NFH

... The contents described herein are subject to change without notice. The specifications for the product described in this document are for reference only. Upon actual use, therefore, please request that specifications to be separately delivered. Application circuit diagrams and circuit constants cont ...
RT8420 –45° to 0–200 Turns • 0..20mA • 4..20mA 0
RT8420 –45° to 0–200 Turns • 0..20mA • 4..20mA 0

... Measurement Specialties, Inc., a TE Connectivity company. Measurement Specialties, TE Connectivity, TE Connectivity (logo) and EVERY CONNECTION COUNTS are trademarks. All other logos, products and/or company names referred to herein might be trademarks of their respective owners. The information giv ...
Voltage Transfer Characteristic, BJT Biasing 1
Voltage Transfer Characteristic, BJT Biasing 1

Abstract - kavediasir
Abstract - kavediasir

... This proposed system utilizes the latest technology for the sources of light as LED Lamps instead of generally used street lamps such as High Pressure Sodium Lamps, etc. The LED technology is preferred as it offers several advantages over other traditional technologies like energy saving due to high ...
Chapter 2 - Basic Op-Amp Circuits
Chapter 2 - Basic Op-Amp Circuits

... Describe and analyze the operation of several types of comparator circuits. ...
Electrical Engineering
Electrical Engineering

... is heated by electricity Filament (glowing metal) made of tungsten ...
USC Ming Hsieh Department of Electrical Engineering
USC Ming Hsieh Department of Electrical Engineering

... 6. A student connects the two leads from a “meter” to two separate nodes. This is: (a) unacceptable for an ammeter because it has large Thevenin resistance (b) unacceptable for an ammeter because it has small Thevenin resistance (c) unacceptable for a voltmeter because it has large Thevenin resistan ...
Problem 1: Incandescent Lamp
Problem 1: Incandescent Lamp

... these few data points, it is clear that the higher the supplied voltage is, the shorter time light bulb will live for. ...
Full Article
Full Article

... Medical devices accomplish big feats on a small scale. This is especially the case with ophthalmic applications like contact or intraocular lenses, in which whole devices are no larger than the eye and virtually unnoticeable. Intraocular lenses, or IOLs, are similar to contact lenses, except that t ...
Document
Document

... Temperature controlled switch When the LM35DZ(An IC included in a circuit) detects a temperature higher than a preset level, the LED is switched on. So basically the circuit can be used in circuits where a device can be made operational or non-operational when temperature variations occur. This ...
Document
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EEL 4915 Final Presentation
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... analog voltage signal to be routed to the pre-scalar where it is scaled to an acceptable input voltage and sent to the A/D Convertor ...
Experiment 3: Power Supply Design Project Design Team A
Experiment 3: Power Supply Design Project Design Team A

... input signal or load current changes. In the second part of this experiment, we designed the regulator to give us an output voltage of 5 V and minimize the changes in this voltage. We used a zener diode rated at 5.1 V in breakdown region to give us that 5 V output. This diode was built in parallel w ...
Diode_Rectifiers
Diode_Rectifiers

... • Large filter capacitor at the dc side • Utility supply modeled as a sinusoidal voltage source vs in series with its internal impedance (Ls = Zs) • To improve line current waveform, an inductor may be added in series on the ac side, which will increase Ls more ...
AC Circuits - Oscilloscopes and Filter Circuits
AC Circuits - Oscilloscopes and Filter Circuits

... the CH1 input of the oscilloscope. In order to see the waveform on the screen, the two main things you’ll need to adjust are the TIME/DIV knob (the x-axis of the oscilloscope) and the VOLTS/DIV knob (the y-axis). You can also adjust the Trigger parameters (basically, the way the oscilloscope decides ...
intrinsic safety overview - IEEE Standards working groups
intrinsic safety overview - IEEE Standards working groups

POWER FACTOR MEASUREMENT AND CONTROL It is used to
POWER FACTOR MEASUREMENT AND CONTROL It is used to

Title of the project : Coal mine detection using embedded system
Title of the project : Coal mine detection using embedded system

... range radio. The technology is intended to be simpler and cheaper than other WPANs, such as Bluetooth. ZigBee is targeted at radio-frequency (RF) applications that require a low data rate, long battery life, and secure networking ZigBee is a low-cost, low-power, wireless mesh ...
this document - Mutable Instruments
this document - Mutable Instruments

... the lowest and highest cutoff frequencies reached by the filter. Using the relationship between cutoff frequency and vcv , this implies that vcv swings by 2.141V between its smallest and highest value. The CV output by the Shruthi-1 has a 5V range, so the CV scaling circuit needs to have a 2.141/5 = ...
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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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