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Electrical Engineering Forum

Join the expert discussion on electrical engineering topics. Topics like the uses of electricity and the equipment for power generation. Circuits, Fiber, Signals and Systems, Semiconductor Devices...

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Is it possible? A voltage source with zero output short ckt current?

Apr 10, 2014 · Replies 11 · Apr 12, 2014

Replies: 11

Views: 3K

Purpose of sheet resistance in thin film devices

Apr 10, 2014 · Replies 4 · Apr 12, 2014

Replies: 4

Views: 2K

Parking Aid Circuit Not Working

Apr 5, 2014 · Replies 4 · Apr 11, 2014

Replies: 4

Views: 2K

Knock sensor and progressive Leds

Apr 11, 2014 · Replies 3 · Apr 11, 2014

Replies: 3

Views: 2K

Small Piezoelectric Application, will it work?

Apr 10, 2014 · Replies 1 · Apr 11, 2014

Replies: 1

Views: 2K

Switch AC Signal - Low Impedance (<1ohm) 50Vrms 1-100Khz

Apr 10, 2014 · Replies 3 · Apr 11, 2014

Replies: 3

Views: 2K

What is causing the ohmeter to show 26 ohms in this circuit?

Apr 10, 2014 · Replies 3 · Apr 11, 2014

Replies: 3

Views: 1K

Understanding Circuit Resistance: Debunking the Myth of Zero Ohms

Apr 10, 2014 · Replies 3 · Apr 11, 2014

Replies: 3

Views: 2K

Flyback diode on solenoid slows solenoid retract time

Apr 7, 2014 · Replies 8 · Apr 10, 2014

Replies: 8

Views: 10K

What causes the capture effect in FM modulation?

Apr 5, 2014 · Replies 5 · Apr 10, 2014

Replies: 5

Views: 10K

Simple Common Emitter Amplifier

Apr 10, 2014 · Replies 3 · Apr 10, 2014

Replies: 3

Views: 2K

Electric Drawer Opener: Choose Magnet, Find Current Strength

Apr 10, 2014 · Replies 1 · Apr 10, 2014

Replies: 1

Views: 4K

How Do I Design a Unity Gain Amplifier for a Sample and Hold Circuit?

Apr 7, 2014 · Replies 22 · Apr 10, 2014

Replies: 22

Views: 4K

Magnets phenomena, please give explanation

Apr 8, 2014 · Replies 9 · Apr 9, 2014

Replies: 9

Views: 2K

Help analysing this circuit - how does it act like a low pass filter?

Mar 31, 2014 · Replies 6 · Apr 9, 2014

Replies: 6

Views: 3K

Is it OK to use 220V Solenoid Valve in a 230 V Environment

Apr 7, 2014 · Replies 5 · Apr 9, 2014

Replies: 5

Views: 5K

Series parallel LC tank circuit Resonant Frequency equation?

Apr 8, 2014 · Replies 3 · Apr 9, 2014

Replies: 3

Views: 3K

Method 2 make burst then short circuit

Mar 24, 2014 · Replies 6 · Apr 9, 2014

Replies: 6

Views: 2K

Earthed line in Split power supply in op-amp

Apr 9, 2014 · Replies 2 · Apr 9, 2014

Replies: 2

Views: 2K

How much power can a DC motor generate using water power?

Apr 7, 2014 · Replies 7 · Apr 8, 2014

Replies: 7

Views: 4K

Cs_mosfet Amplifier Troubleshooting

Apr 8, 2014 · Replies 3 · Apr 8, 2014

Replies: 3

Views: 2K

Measurement of voltage and current

Apr 7, 2014 · Replies 11 · Apr 8, 2014

Replies: 11

Views: 2K

Secondary distribution line overvoltage

Apr 7, 2014 · Replies 8 · Apr 8, 2014

Replies: 8

Views: 3K

Semiconductor Basics: Drift & Diffusion Current

Apr 7, 2014 · Replies 1 · Apr 8, 2014

Replies: 1

Views: 1K

FPGA Reconfiguration using 2 processors.

Apr 7, 2014 · Replies 3 · Apr 8, 2014

Replies: 3

Views: 1K

RC circuit, discharge with digital signal from FPGA

Apr 6, 2014 · Replies 3 · Apr 7, 2014

Replies: 3

Views: 2K

Frequency Response: Understanding Signals & Systems

Apr 6, 2014 · Replies 4 · Apr 7, 2014

Replies: 4

Views: 2K

Solenoids and Force in Different Situations

Apr 1, 2014 · Replies 3 · Apr 6, 2014

Replies: 3

Views: 6K

Voltage on a conductor due to skin depth

Mar 29, 2014 · Replies 48 · Apr 6, 2014

2

Replies: 48

Views: 7K

What is This Sensor? Answers to Your Questions

Apr 6, 2014 · Replies 1 · Apr 6, 2014

Replies: 1

Views: 2K

Momentary switch amp rating question

Apr 6, 2014 · Replies 6 · Apr 6, 2014

Replies: 6

Views: 5K

Building a Coilgun for Shooting Steel Spheres: Need Help!

Apr 5, 2014 · Replies 1 · Apr 6, 2014

Replies: 1

Views: 2K

Grounding chasis in the electric vehicle

Apr 6, 2014 · Replies 1 · Apr 6, 2014

Replies: 1

Views: 2K

Bode Plots & Frequency in Control Systems: Demystified

Apr 5, 2014 · Replies 3 · Apr 6, 2014

Replies: 3

Views: 3K

Physical Reason For Reduced Current In Step Down Transformer

Mar 26, 2014 · Replies 24 · Apr 5, 2014

Replies: 24

Views: 4K

Shielding - Need to ground an electrostatic shield?

Apr 3, 2014 · Replies 8 · Apr 5, 2014

Replies: 8

Views: 4K

A couple of questions about RC and RL Circuits

Apr 4, 2014 · Replies 12 · Apr 5, 2014

Replies: 12

Views: 3K

Different way of calculating power factor from multiple sources

Apr 4, 2014 · Replies 3 · Apr 5, 2014

Replies: 3

Views: 3K

What are the Alternative Parts for L14F1,LD271 & S20102

Apr 4, 2014 · Replies 3 · Apr 4, 2014

Replies: 3

Views: 3K

Resize distortion of Motion blurred Image

Apr 4, 2014 · Replies 1 · Apr 4, 2014

Replies: 1

Views: 920

I want to make a variable watt device

Apr 3, 2014 · Replies 11 · Apr 4, 2014

Replies: 11

Views: 2K

Instrumentation amplifier: why subtractor block?

Apr 4, 2014 · Replies 4 · Apr 4, 2014

Replies: 4

Views: 2K

Can Single Phase Currents Determine Total Consumption in a Three-Phase System?

Mar 10, 2014 · Replies 19 · Apr 4, 2014

Replies: 19

Views: 3K

Accuracy of two dimensional interferometers

Mar 30, 2014 · Replies 4 · Apr 4, 2014

Replies: 4

Views: 1K

Why doesn't an inductor act as a closed circuit to AC?

Apr 2, 2014 · Replies 6 · Apr 4, 2014

Replies: 6

Views: 3K

Troubleshooting Weird LED Behavior on PCB Design

Apr 2, 2014 · Replies 23 · Apr 3, 2014

Replies: 23

Views: 3K

Heating 800 watts nichrome wire with a battery.

Mar 17, 2012 · Replies 15 · Apr 3, 2014

Replies: 15

Views: 9K

How to Amplify a 2 MHz Signal for Ultrasound Sensors?

Apr 3, 2014 · Replies 2 · Apr 3, 2014

Replies: 2

Views: 2K

Product Detector vs Envelope Detector

Apr 2, 2014 · Replies 5 · Apr 3, 2014

Replies: 5

Views: 5K

Heat Dissipation and Max Frequency Question

Apr 1, 2014 · Replies 13 · Apr 3, 2014

Replies: 13

Views: 2K

Programming Microcontrollers - C vs Machine Code

Apr 1, 2014 · Replies 10 · Apr 2, 2014

Replies: 10

Views: 2K

Physics Teacher's Basic Circuit Analysis Recipe Needs Tweaking

Apr 2, 2014 · Replies 9 · Apr 2, 2014

Replies: 9

Views: 2K

Finding broken wires underground

Mar 30, 2014 · Replies 28 · Apr 2, 2014

Replies: 28

Views: 33K

Broken Multimeter: Get New or Fix with Soldering?

Mar 31, 2014 · Replies 22 · Apr 2, 2014

Replies: 22

Views: 4K

Data Logging for Voltmeters: How to Save and Read Data Using an Arduino

Mar 31, 2014 · Replies 1 · Apr 2, 2014

Replies: 1

Views: 2K

What are the barriers to implementing a large scale smart-grid power network?

Jul 3, 2012 · Replies 16 · Apr 1, 2014

Replies: 16

Views: 4K

Relay showing voltage while contacts open

Apr 1, 2014 · Replies 2 · Apr 1, 2014

Replies: 2

Views: 2K

Is It Feasible to Use AS-MLC CO Sensors in an Industrial Rotisserie Smoker?

Apr 1, 2014 · Replies 4 · Apr 1, 2014

Replies: 4

Views: 1K

How torque is converted into ampere in a generator

Apr 1, 2014 · Replies 4 · Apr 1, 2014

Replies: 4

Views: 6K

Why does diode breakdown into conduction when reverse biased?

Mar 29, 2014 · Replies 5 · Apr 1, 2014

Replies: 5

Views: 2K

Calculating Q Factor from Impedance Spectrum: 1db Bandwidth

Mar 30, 2014 · Replies 10 · Mar 31, 2014

Replies: 10

Views: 4K

Working of Solar charger circuit

Mar 29, 2014 · Replies 5 · Mar 31, 2014

Replies: 5

Views: 2K

Capacitor Diagram Transormations

Mar 30, 2014 · Replies 1 · Mar 31, 2014

Replies: 1

Views: 1K

Return loss of transmission line and optical fiber

Mar 31, 2014 · Replies 1 · Mar 31, 2014

Replies: 1

Views: 2K

Solve Math Simulation for Laser Microphones

Mar 30, 2014 · Replies 9 · Mar 31, 2014

Replies: 9

Views: 2K

How Should Gyro Measurements Be Integrated in Kalman Filter Models?

Mar 21, 2014 · Replies 9 · Mar 31, 2014

Replies: 9

Views: 7K

Can Charge and EM Energy Change Metal Structure

Mar 30, 2014 · Replies 3 · Mar 31, 2014

Replies: 3

Views: 1K

Why does more bandwidth means higher bit rate in digital transmission?

Mar 30, 2014 · Replies 4 · Mar 30, 2014

Replies: 4

Views: 7K

Where Can I Find Affordable Equipment for My Piezoelectric Experiment?

Mar 30, 2014 · Replies 1 · Mar 30, 2014

Replies: 1

Views: 2K

Derivation of telegrapher's equations

Mar 28, 2014 · Replies 2 · Mar 29, 2014

Replies: 2

Views: 3K

Plotting an Exponential Fourier Series

Mar 28, 2014 · Replies 1 · Mar 29, 2014

Replies: 1

Views: 2K

Constant Current Source Simulation Question

Mar 28, 2014 · Replies 7 · Mar 28, 2014

Replies: 7

Views: 2K

How does a television set generate a display?

Mar 27, 2014 · Replies 21 · Mar 28, 2014

Replies: 21

Views: 3K

Reactive Power Control: Relationship to Voltage

Mar 28, 2014 · Replies 4 · Mar 28, 2014

Replies: 4

Views: 2K

RF Radiation Beam tilt question

Mar 28, 2014 · Replies 2 · Mar 28, 2014

Replies: 2

Views: 1K

Advise on Drawing: Get Expert Opinion

Mar 26, 2014 · Replies 3 · Mar 28, 2014

Replies: 3

Views: 2K

What Is the Maximum Breaker Size for a Given Cable and Load?

Nov 6, 2013 · Replies 11 · Mar 28, 2014

Replies: 11

Views: 18K

What is the Effect of Resistors on Current Limit in a Power Supply Circuit?

Mar 26, 2014 · Replies 7 · Mar 28, 2014

Replies: 7

Views: 2K

Why doesn't my lightbulb explode?

Mar 22, 2014 · Replies 6 · Mar 28, 2014

Replies: 6

Views: 3K

Question about how current turns on devices .

Mar 27, 2014 · Replies 6 · Mar 28, 2014

Replies: 6

Views: 1K

Do I Need a Buffer for My ADC When Sharing a Bus with NAND Flash?

Mar 27, 2014 · Replies 2 · Mar 28, 2014

Replies: 2

Views: 1K

Where does surplus current go if i switch off appliance

Mar 28, 2014 · Replies 1 · Mar 28, 2014

Replies: 1

Views: 2K

What Are the Best Books for Learning Modulation and Demodulation?

Mar 27, 2014 · Replies 1 · Mar 27, 2014

Replies: 1

Views: 2K

Thevenin's Theorem: AC Circuits with Different Frequencies

Mar 27, 2014 · Replies 1 · Mar 27, 2014

Replies: 1

Views: 4K

Measuring current output from a floating current source

Mar 25, 2014 · Replies 5 · Mar 26, 2014

Replies: 5

Views: 3K

Maximizing Brown Gas Production Using Electrolysis

Mar 26, 2014 · Replies 7 · Mar 26, 2014

Replies: 7

Views: 2K

Understanding RF Transmission Lines: From Circuit Theory to EM Field Theory

Mar 20, 2014 · Replies 6 · Mar 26, 2014

Replies: 6

Views: 3K

Parallel path in lap and wave winding

Mar 23, 2014 · Replies 2 · Mar 26, 2014

Replies: 2

Views: 2K

Question Regarding Capacitance And Inductance

Mar 25, 2014 · Replies 3 · Mar 25, 2014

Replies: 3

Views: 1K

Basic Semiconductor Questions: Answered!

Mar 24, 2014 · Replies 6 · Mar 25, 2014

Replies: 6

Views: 2K

RF Medical Imaging Systems - Get Answers & Solutions Now

Mar 23, 2014 · Replies 16 · Mar 24, 2014

Replies: 16

Views: 3K

What are the internal mechanisms of the 741 Operational Amplifier?

Mar 22, 2014 · Replies 8 · Mar 24, 2014

Replies: 8

Views: 4K

Audio and Video Lectures on Electronics and Electrical Engineering

Nov 18, 2009 · Replies 17 · Mar 23, 2014

Replies: 17

Views: 41K

Discrete 38khz astable oscillator drifting to 50Khz

Mar 14, 2014 · Replies 19 · Mar 23, 2014

Replies: 19

Views: 3K

Creating a Blinking LED with PIC 16F84A and 32K Crystal

Mar 22, 2014 · Replies 9 · Mar 23, 2014

Replies: 9

Views: 3K

Power distribution standard and safety measures help please

Mar 22, 2014 · Replies 1 · Mar 22, 2014

Replies: 1

Views: 1K

How can I build a precise voltage regulator for my Nokia N8 car charger?

Mar 22, 2014 · Replies 2 · Mar 22, 2014

Replies: 2

Views: 2K

Convert 1-5V to 4-20mA: Which op-amp ?

May 7, 2012 · Replies 11 · Mar 22, 2014

Replies: 11

Views: 14K

Could a voltage signal system also work by measuring current?

Apr 3, 2013 · Replies 10 · Mar 22, 2014

Replies: 10

Views: 3K

[Help] in the integration of electric field

Mar 22, 2014 · Replies 3 · Mar 22, 2014

Replies: 3

Views: 2K

Electrical Engineering

Electrical engineering is a discipline within engineering that focuses on the study and application of electricity, electronics, and electromagnetism. Electrical engineers design, develop, and maintain systems and devices that utilize electrical power, ranging from small-scale electronics to large power distribution networks. The field encompasses a diverse range of technologies, including telecommunications, signal processing, control systems, and power generation.

Electrical engineers play a crucial role in advancing technology, contributing to innovations such as computers, smartphones, renewable energy systems, and electric vehicles. Their work involves a combination of theoretical understanding, mathematical modeling, and practical application to create solutions that power the modern world.

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