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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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What is the difference between electrical and mechnical damping factor?

Mar 25, 2011 · Replies 3 · Mar 26, 2011

Replies: 3

Views: 10K

Diode I-V Characteristic At High Frequency

Mar 24, 2011 · Replies 1 · Mar 26, 2011

Replies: 1

Views: 4K

Help with RLC Circuit Oscilloscope Probe - Calculating Voltage Spike

Mar 23, 2011 · Replies 2 · Mar 25, 2011

Replies: 2

Views: 3K

Calculating Distributed Capacitance of a Bifilar Coil?

Mar 25, 2011 · Replies 4 · Mar 25, 2011

Replies: 4

Views: 9K

Understanding Voltage: A Question on Voltage

Mar 25, 2011 · Replies 4 · Mar 25, 2011

Replies: 4

Views: 2K

555 timer Astable not working, only One LED is lit up

Mar 22, 2011 · Replies 5 · Mar 25, 2011

Replies: 5

Views: 7K

Transmitter receiver unit that can know distance HELP

Feb 18, 2011 · Replies 24 · Mar 25, 2011

Replies: 24

Views: 12K

Coupling Capacitors: Value & Uses

Mar 24, 2011 · Replies 5 · Mar 25, 2011

Replies: 5

Views: 4K

How to Build a Spark Gap Transmitter for Morse Code?

Sep 6, 2004 · Replies 9 · Mar 25, 2011

Replies: 9

Views: 31K

DC motor - Enough torque to rotate load?

Mar 21, 2011 · Replies 3 · Mar 25, 2011

Replies: 3

Views: 10K

3 phase Vs 1 Phase Transformer Cost

Mar 20, 2011 · Replies 2 · Mar 25, 2011

Replies: 2

Views: 4K

Equivalent Resistance: Unravel the Mystery

Mar 23, 2011 · Replies 6 · Mar 24, 2011

Replies: 6

Views: 2K

HELP Control Systems Engineering: Block Diagram Reduction Problem

Mar 24, 2011 · Replies 1 · Mar 24, 2011

Replies: 1

Views: 6K

Alternating lights from a 9v battery

Mar 23, 2011 · Replies 7 · Mar 24, 2011

Replies: 7

Views: 4K

Physical relays required from SOP with 2 outputs

Mar 24, 2011 · Replies 5 · Mar 24, 2011

Replies: 5

Views: 2K

+ and - voltages from a battery

Mar 23, 2011 · Replies 4 · Mar 24, 2011

Replies: 4

Views: 2K

Adjusting LM555 timer frequency

Mar 24, 2011 · Replies 1 · Mar 24, 2011

Replies: 1

Views: 4K

How Can I Program 217 RGB LEDs for a Board Game?

Mar 22, 2011 · Replies 3 · Mar 24, 2011

Replies: 3

Views: 5K

Solar vs Conventional Inverters: Exploring Protection Devices

Mar 24, 2011 · Replies 3 · Mar 24, 2011

Replies: 3

Views: 3K

What is this breadboard looking thing called?

Mar 23, 2011 · Replies 7 · Mar 24, 2011

Replies: 7

Views: 3K

Why are non-solid-state electronics often developed before solid-state?

Mar 23, 2011 · Replies 3 · Mar 23, 2011

Replies: 3

Views: 3K

Voltage regulator to maintain constant amps

Mar 22, 2011 · Replies 4 · Mar 23, 2011

Replies: 4

Views: 9K

Stepper motor just vibrates in CCW

Mar 21, 2011 · Replies 3 · Mar 23, 2011

Replies: 3

Views: 6K

Powering op-amp with 9v battery

Mar 23, 2011 · Replies 1 · Mar 23, 2011

Replies: 1

Views: 16K

What Are the Functions and Features of an Oscilloscope?

Mar 22, 2011 · Replies 2 · Mar 23, 2011

Replies: 2

Views: 2K

Calculating Gain in Current Mode Filters: Current Gain vs. Voltage Gain

Mar 21, 2011 · Replies 1 · Mar 23, 2011

Replies: 1

Views: 2K

Near field from cell phone antennas?

Mar 22, 2011 · Replies 2 · Mar 23, 2011

Replies: 2

Views: 2K

Are power stations wasting energy during Earth Hour?

Mar 22, 2011 · Replies 5 · Mar 23, 2011

Replies: 5

Views: 3K

PCI Express (PCIe) Cable for board to board link

Feb 24, 2011 · Replies 1 · Mar 23, 2011

Replies: 1

Views: 5K

How Do I Learn to Read and Understand Schematics and Electronic Circuits?

Mar 22, 2011 · Replies 2 · Mar 22, 2011

Replies: 2

Views: 4K

Can the 555 IC help me switch between LED's using a DC power source?

Mar 22, 2011 · Replies 1 · Mar 22, 2011

Replies: 1

Views: 2K

RLC DC Transient over-damped response

Feb 27, 2011 · Replies 2 · Mar 22, 2011

Replies: 2

Views: 4K

Using 120V floodlights with batteries

Mar 22, 2011 · Replies 3 · Mar 22, 2011

Replies: 3

Views: 2K

RLC Circuit: Why is 1st Peak Voltage in Giga Volts?

Feb 23, 2011 · Replies 5 · Mar 21, 2011

Replies: 5

Views: 4K

Basic T parameter table for RF design

Mar 9, 2011 · Replies 2 · Mar 21, 2011

Replies: 2

Views: 3K

Current sensing and standard resistor

Mar 21, 2011 · Replies 5 · Mar 21, 2011

Replies: 5

Views: 3K

Maximum frequency of electrical pulses through wire?

Mar 27, 2004 · Replies 33 · Mar 21, 2011

2

Replies: 33

Views: 21K

Introductory Mechatronics Question

Mar 20, 2011 · Replies 4 · Mar 21, 2011

Replies: 4

Views: 3K

Understanding AGC in Communication Receivers

Mar 19, 2011 · Replies 5 · Mar 21, 2011

Replies: 5

Views: 10K

Is there a good book/introduction on the theory of sensors?

Feb 27, 2011 · Replies 3 · Mar 21, 2011

Replies: 3

Views: 3K

Unexplained voltage loss in a simple voltage divider

Mar 20, 2011 · Replies 3 · Mar 21, 2011

Replies: 3

Views: 4K

Explaining the static electricity

Mar 19, 2011 · Replies 7 · Mar 21, 2011

Replies: 7

Views: 3K

Can Software Simulate Variable Magnetic Fields in Thin Film Sputtering?

Feb 15, 2011 · Replies 1 · Mar 20, 2011

Replies: 1

Views: 2K

Time Lag in Calls: Experiment & Confirmations

Feb 17, 2011 · Replies 3 · Mar 20, 2011

Replies: 3

Views: 2K

Forward biased diode operation

Feb 21, 2011 · Replies 5 · Mar 20, 2011

Replies: 5

Views: 9K

Three Phase to Phase Voltage between different circuits

Mar 18, 2011 · Replies 12 · Mar 20, 2011

Replies: 12

Views: 15K

How can I transmit data from a microcontroller to a PC using a PIC16F690?

Mar 20, 2011 · Replies 1 · Mar 20, 2011

Replies: 1

Views: 4K

Maths for EE: Important Topics to Focus On Before University

Feb 28, 2011 · Replies 2 · Mar 20, 2011

Replies: 2

Views: 2K

Semiconductor temperature range

Mar 5, 2011 · Replies 7 · Mar 20, 2011

Replies: 7

Views: 14K

Calculate Effective Dielectric Constant on FR4 PCB

Mar 5, 2011 · Replies 1 · Mar 20, 2011

Replies: 1

Views: 2K

What is the function of the diode in the TL431 equivalent diagram?

Mar 20, 2011 · Replies 1 · Mar 20, 2011

Replies: 1

Views: 3K

What is the frequency spectrum usage for LTE, mobile communication, and defense?

Mar 19, 2011 · Replies 1 · Mar 20, 2011

Replies: 1

Views: 3K

Understanding the Role of the Red Wire in Wiring Smoke Detectors

Mar 20, 2011 · Replies 3 · Mar 20, 2011

Replies: 3

Views: 5K

Power MOSFET as a voltage controlled resistor

Jan 26, 2009 · Replies 15 · Mar 19, 2011

Replies: 15

Views: 22K

How Does the AD208 Iso-Amp Function in High Voltage Applications?

Mar 17, 2011 · Replies 7 · Mar 19, 2011

Replies: 7

Views: 5K

Accuracy of Temperature Sensors: Random Error or Intrinsic?

Mar 18, 2011 · Replies 6 · Mar 19, 2011

Replies: 6

Views: 5K

How can I properly wire a variac to control the speed of a 240v fan?

Mar 15, 2011 · Replies 6 · Mar 18, 2011

Replies: 6

Views: 6K

Could any one help me how to find IC in pspice software

Mar 18, 2011 · Replies 3 · Mar 18, 2011

Replies: 3

Views: 4K

What Are the Potential Uses of a Fractal Coil in Electronics?

Mar 13, 2011 · Replies 13 · Mar 18, 2011

Replies: 13

Views: 6K

How seriously should I be considering an oscilloscoope?

Mar 17, 2011 · Replies 14 · Mar 18, 2011

Replies: 14

Views: 3K

Should I Focus on C Programming or Analog Electronics First?

Mar 17, 2011 · Replies 1 · Mar 18, 2011

Replies: 1

Views: 2K

Relation between mechanical and electrical angle

Mar 17, 2011 · Replies 2 · Mar 18, 2011

Replies: 2

Views: 16K

Where Am I Going Wrong with My 8085 Microprocessor Program?

Mar 17, 2011 · Replies 2 · Mar 18, 2011

Replies: 2

Views: 3K

TiO2 Band Gap Energy: Direct vs. Indirect

Mar 15, 2011 · Replies 1 · Mar 17, 2011

Replies: 1

Views: 11K

Why am I getting Vout = Vsupply in my op amp circuit?

Mar 17, 2011 · Replies 2 · Mar 17, 2011

Replies: 2

Views: 3K

Data comparison and noise measurement

Mar 14, 2011 · Replies 4 · Mar 17, 2011

Replies: 4

Views: 2K

Designing an Electric Circuit for Measuring Hysteresis: Step-by-Step Guide

Mar 17, 2011 · Replies 1 · Mar 17, 2011

Replies: 1

Views: 3K

How big circuits are implemented on small IC

Feb 11, 2011 · Replies 3 · Mar 17, 2011

Replies: 3

Views: 3K

Checking Transmitter Signal Power Without Powering Up

Mar 13, 2011 · Replies 3 · Mar 17, 2011

Replies: 3

Views: 4K

Putting a capacitor across the drain-source

Mar 15, 2011 · Replies 4 · Mar 16, 2011

Replies: 4

Views: 9K

Analog and Digital; Continuous and Discrete

Mar 7, 2011 · Replies 9 · Mar 16, 2011

Replies: 9

Views: 22K

Automatic Transfer Switch Problem

Mar 15, 2011 · Replies 3 · Mar 16, 2011

Replies: 3

Views: 7K

POL converters or DC-DC converters

Mar 15, 2011 · Replies 2 · Mar 15, 2011

Replies: 2

Views: 4K

Christmas Light/Switchbox Wiring

Mar 15, 2011 · Replies 9 · Mar 15, 2011

Replies: 9

Views: 4K

Can FDM be Used to Multiplex OFDM Signals at Different Frequencies?

Mar 14, 2011 · Replies 5 · Mar 15, 2011

Replies: 5

Views: 3K

Motorized Linear Stage for 300C | 50mm Travel | Cheap

May 3, 2007 · Replies 3 · Mar 14, 2011

Replies: 3

Views: 3K

New Coil Gun Design: Seeking Input on Improved Design

Feb 28, 2011 · Replies 8 · Mar 14, 2011

Replies: 8

Views: 7K

Brushless DC Motor Investigation

Mar 10, 2011 · Replies 5 · Mar 14, 2011

Replies: 5

Views: 5K

Is my Induction Heater Tutorial website up to par? Share your thoughts!

Mar 9, 2011 · Replies 4 · Mar 14, 2011

Replies: 4

Views: 4K

Designing 12V DC-220V AC Power Inverters

Jan 14, 2008 · Replies 5 · Mar 14, 2011

Replies: 5

Views: 18K

Universal Motor for Pumping Water: Speed & Coupling Tips

Mar 9, 2011 · Replies 2 · Mar 14, 2011

Replies: 2

Views: 2K

Application of complex numbers in Engineering?

Mar 3, 2007 · Replies 2 · Mar 14, 2011

Replies: 2

Views: 20K

Time division multiplexing for analogue signal

Mar 10, 2011 · Replies 2 · Mar 14, 2011

Replies: 2

Views: 4K

Magnet which loses its magnetic grip when current passes through

Mar 10, 2011 · Replies 6 · Mar 14, 2011

Replies: 6

Views: 3K

Sizing Decoupling Capacitors for 240AC to 5VDC Conversion

Feb 18, 2011 · Replies 61 · Mar 14, 2011

3

Replies: 61

Views: 11K

What Determines Packet Size Over the Internet?

Mar 8, 2011 · Replies 8 · Mar 14, 2011

Replies: 8

Views: 3K

Kn value of a specific transistor given spec sheet

Mar 11, 2011 · Replies 6 · Mar 13, 2011

Replies: 6

Views: 25K

How to check AC current Through multimeter

Apr 26, 2010 · Replies 7 · Mar 13, 2011

Replies: 7

Views: 21K

Boosting Induction Motor Speed: Tips and Techniques

Feb 6, 2011 · Replies 3 · Mar 13, 2011

Replies: 3

Views: 2K

Modified nodal analysis with Voltage Controlled Voltage Source

Mar 10, 2011 · Replies 1 · Mar 13, 2011

Replies: 1

Views: 5K

Equivalent resistance in this network

Mar 12, 2011 · Replies 4 · Mar 13, 2011

Replies: 4

Views: 4K

Symbol Meaning: "+" Enclosed in a Circle

Mar 10, 2011 · Replies 3 · Mar 13, 2011

Replies: 3

Views: 5K

Rms current, complex area, phasors

Mar 12, 2011 · Replies 10 · Mar 12, 2011

Replies: 10

Views: 5K

Converting 9.6V DC Voltage for AVR Oscilloscope

Mar 12, 2011 · Replies 1 · Mar 12, 2011

Replies: 1

Views: 2K

Experiences with Leaking AA Batteries: Duracell & More

Mar 12, 2011 · Replies 1 · Mar 12, 2011

Replies: 1

Views: 4K

Electrical phenomenon in transformers

Mar 9, 2011 · Replies 1 · Mar 11, 2011

Replies: 1

Views: 2K

The zero state response does not satisfy the diff equation. Why?

Mar 7, 2011 · Replies 3 · Mar 11, 2011

Replies: 3

Views: 3K

Analog Front End or ADC with FPGA

Mar 11, 2011 · Replies 1 · Mar 11, 2011

Replies: 1

Views: 6K

Programming PICs in C: Resource Guide

Feb 26, 2011 · Replies 4 · Mar 10, 2011

Replies: 4

Views: 3K

Estimating magnetic field from an electrical arc

Mar 10, 2011 · Replies 1 · Mar 10, 2011

Replies: 1

Views: 3K

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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