Skip to main content

Menu

Navigation

More options

Style variation

Contact us

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...

Filters

Why Does Radio Reception Improve When I Hold an Antenna?

Shawnzyoo
Aug 17, 2005 · Replies 9 · Aug 18, 2005

Replies: 9

Kalman Filtering: Uses & Benefits

beserk
Aug 17, 2005 · Replies 2 · Aug 18, 2005

Replies: 2

Reciprocity applied to complementary antennas

Loren Booda
Aug 14, 2005 · Replies 6 · Aug 17, 2005

Replies: 6

Learn Electronics: Tips & Advice

ninaricci
Aug 17, 2005 · Replies 1 · Aug 17, 2005

Replies: 1

Electrical B.S.ing: Learning for Newbies

catxin
Nov 17, 2004 · Replies 10 · Aug 17, 2005

Replies: 10

Active pull/push,open collector,three state

beserk
Aug 17, 2005 · Replies 2 · Aug 17, 2005

Replies: 2

Lead Acid Batteries: Mixing Old/New Cells- Damage?

david90
Aug 11, 2005 · Replies 3 · Aug 17, 2005

Replies: 3

Model RL Circuit: Why "RI" & Not "dI"?

asdf1
Aug 12, 2005 · Replies 7 · Aug 17, 2005

Replies: 7

Rings on high voltage connectors?

Edgardo
Aug 14, 2005 · Replies 4 · Aug 16, 2005

Replies: 4

Creating Audio-Controlled LED Circuit

KingNothing
Aug 12, 2005 · Replies 7 · Aug 15, 2005

Replies: 7

How Can a Cockroft-Walton Voltage Doubler Be Modified for Higher Multiplication?

RGClark
Jul 4, 2005 · Replies 7 · Aug 11, 2005

Replies: 7

How Do You Calculate EMF for a Custom Generator Design?

brenton
Aug 1, 2005 · Replies 2 · Aug 11, 2005

Replies: 2

Finding 6V/12V Taillight/Brake Light Bulbs in Milwaukee

Shawnzyoo
Aug 11, 2005 · Replies 4 · Aug 11, 2005

Replies: 4

Cause of High-Pitched Sound in Camera Flash Circuits

brewnog
Aug 9, 2005 · Replies 11 · Aug 10, 2005

Replies: 11

Could you ask your friends if you don't know

nikola-tesla
Aug 8, 2005 · Replies 9 · Aug 10, 2005

Replies: 9

Electric motor + 12 volt battery ?

koop117
May 16, 2005 · Replies 27 · Aug 10, 2005

Replies: 27

The Real Size and Function of an E-Gun

vatly
Jul 22, 2005 · Replies 8 · Aug 9, 2005

Replies: 8

Can 120V adapters function when supplied with 240V?

godchuanz
Aug 4, 2005 · Replies 2 · Aug 5, 2005

Replies: 2

House Rewiring: Too Many Dots for Safety?

Janeblaze8
Aug 4, 2005 · Replies 1 · Aug 4, 2005

Replies: 1

Transform AC to DC: Understanding Commerical Adapters

LENIN
Aug 4, 2005 · Replies 2 · Aug 4, 2005

Replies: 2

Does anyone know any practical uses for the number Phi?

xJuggleboy
Jun 17, 2005 · Replies 3 · Aug 3, 2005

Replies: 3

Indirect vs. Direct Bandgap Semiconductors

question2004
Sep 29, 2004 · Replies 8 · Aug 3, 2005

Replies: 8

Calculate Input Impedance of a Small Circuit at 13.56 MHz

temujin
Jul 26, 2005 · Replies 5 · Aug 2, 2005

Replies: 5

Solve Logic Circuit Troubleshooting Problem

dfriedman
Jul 31, 2005 · Replies 2 · Aug 2, 2005

Replies: 2

How Do I Interpret Circuit Schematics for Building a Pocket Amplifier?

KingNothing
Aug 1, 2005 · Replies 1 · Aug 1, 2005

Replies: 1

Transistor as switch-op amp voltage amplifier?

asa!!
Jul 29, 2005 · Replies 2 · Jul 31, 2005

Replies: 2

Where to Find Solved KCL and KVL Problems for DC Circuits?

rockerboi
Jul 22, 2005 · Replies 8 · Jul 28, 2005

Replies: 8

Circuit-Lighting White LED w/ Ericsson P800 Handsfree

asa!!
Jul 23, 2005 · Replies 5 · Jul 27, 2005

Replies: 5

What is DLP™ technology and how is it used in various products?

cronodragon
Jul 26, 2005 · Replies 4 · Jul 26, 2005

Replies: 4

Control Systems Engineering: Books to Master the Basics

ng
Jul 6, 2005 · Replies 3 · Jul 26, 2005

Replies: 3

Engineer vs. Math: Solving the Calculus Conundrum

redgoat
Jun 12, 2005 · Replies 5 · Jul 26, 2005

Replies: 5

Info/help/cct diagrams on ECG machines

juming
Jul 25, 2005 · Replies 1 · Jul 25, 2005

Replies: 1

Could a variable capacitor divider replace a Variac?

Omegatron
Jul 22, 2005 · Replies 12 · Jul 25, 2005

Replies: 12

Build an Electric Paintball Gun Circuit

Serj
Jul 15, 2005 · Replies 21 · Jul 24, 2005

Replies: 21

Robotic Pointer: Accurate Pointing with Polar Coordinates and Stepper Motors

benzun_1999
Jul 21, 2005 · Replies 6 · Jul 23, 2005

Replies: 6

Finding a Pin Compatible Alternative to the DAC0830

juming
Jul 22, 2005 · Replies 2 · Jul 22, 2005

Replies: 2

LED Voltage Drop Fluctuation: Investigating the Cause

asa!!
Jul 21, 2005 · Replies 1 · Jul 22, 2005

Replies: 1

A power plant that uses more power than it generates

willib
Jul 16, 2005 · Replies 30 · Jul 21, 2005

2

Replies: 30

Electrical engineering undergrad

pl_terranine
Jul 18, 2005 · Replies 10 · Jul 20, 2005

Replies: 10

Phasor Diagrams of Series Parallel RLC circuits

shaiqbashir
Jul 20, 2005 · Replies 1 · Jul 20, 2005

Replies: 1

Microphone - transistor switching on a led

asa!!
Jul 18, 2005 · Replies 1 · Jul 18, 2005

Replies: 1

Viewership Numbers: Uncovering the Mystery

david90
Jul 18, 2005 · Replies 1 · Jul 18, 2005

Replies: 1

Which microcontroller to learn?

BillBLack
Jul 8, 2005 · Replies 11 · Jul 17, 2005

Replies: 11

How Does Wavelet Theory Enhance Signal Analysis?

redgoat
Jul 17, 2005 · Replies 1 · Jul 17, 2005

Replies: 1

Fixing Old Dishwasher Motor - Starting Capacitors Needed?

Shawnzyoo
Jun 28, 2005 · Replies 5 · Jul 15, 2005

Replies: 5

Discovering Solid State Electronics: Devices and Their Applications

EngTechno
Jul 15, 2005 · Replies 4 · Jul 15, 2005

Replies: 4

Capacitance Variations in Cylindrical Capacitors

mparvin
Jul 13, 2005 · Replies 5 · Jul 15, 2005

Replies: 5

Circuit designer and hardware problems

redgoat
Jul 13, 2005 · Replies 5 · Jul 15, 2005

Replies: 5

Is Last-Minute Feedback on Personal Statements Effective?

dumb
Jul 14, 2005 · Replies 1 · Jul 14, 2005

Replies: 1

Do circuits need to be used in Radar related hardware?

redgoat
Jul 13, 2005 · Replies 3 · Jul 14, 2005

Replies: 3

Transistor LED Circuit with Mobile Sound Control | DIY Guide

asa!!
Jul 12, 2005 · Replies 1 · Jul 13, 2005

Replies: 1

Difference between AC and DC current

QuantumTheory
May 21, 2005 · Replies 30 · Jul 12, 2005

2

Replies: 30

Building a noise detecting circuit

Soilwork
May 28, 2005 · Replies 54 · Jul 11, 2005

2

Replies: 54

Can I Make My 0-5v Pulse Wireless with a Small Transmitter?

sjaguar13
Jul 11, 2005 · Replies 2 · Jul 11, 2005

Replies: 2

Max Charging Current for SLA Batteries: Avoiding Damage

cookiebar
Jul 10, 2005 · Replies 12 · Jul 10, 2005

Replies: 12

Is Charging a 170Ah SLA Battery at 32A Safe?

cookiebar
Jul 9, 2005 · Replies 1 · Jul 10, 2005

Replies: 1

Faraday Disk Experiment: Testing Induction and Efficiency

confusedone
Mar 20, 2005 · Replies 9 · Jul 10, 2005

Replies: 9

Why should one use convolution ?

ng
Jul 8, 2005 · Replies 4 · Jul 9, 2005

Replies: 4

Affordable Lab Equipment: O-Scope and DAC Board for Sale

quasi426
Jul 8, 2005 · Replies 1 · Jul 8, 2005

Replies: 1

Designing a Safe 500mA Source Circuit with Short to GND Protection

krakajax
Jul 1, 2005 · Replies 2 · Jul 8, 2005

Replies: 2

Measuring 3 Phase Power Using Wattmeter Methods

ng
Jul 7, 2005 · Replies 4 · Jul 8, 2005

Replies: 4

Why Choose Schematic A Over Schematic B for Transformers?

es
Jul 7, 2005 · Replies 8 · Jul 8, 2005

Replies: 8

Headphone Impedance: Can My Lloyd's Y691 Work with Victor JA-S11?

raymil
Jul 6, 2005 · Replies 3 · Jul 7, 2005

Replies: 3

Is there a 7/8 bit switch for microcontrollers?

juming
Jul 5, 2005 · Replies 27 · Jul 7, 2005

Replies: 27

Need Circuit help for Airsoft Project

BlackMesa
Jul 4, 2005 · Replies 10 · Jul 6, 2005

Replies: 10

Bandwidth Capacity & Frequency: A Graphical Representation

Arctic Fox
Dec 9, 2004 · Replies 16 · Jul 5, 2005

Replies: 16

Wye Delta Impedence Transform Proof?

caprice24
Jul 4, 2005 · Replies 2 · Jul 5, 2005

Replies: 2

Help! Need Advice: Switching from CE to EE/IE

lissette
May 5, 2005 · Replies 4 · Jul 5, 2005

Replies: 4

Input Impedance of SIMPLE Circuit

gayapatel
Apr 25, 2005 · Replies 6 · Jul 5, 2005

Replies: 6

Designing a Circuit to Prevent Damage from Higher Voltage Battery: Help Needed

Berzerkfury02
Jul 3, 2005 · Replies 11 · Jul 5, 2005

Replies: 11

Constructing an Electromagnetically Actuated Micro Pump

Karate Chop
Jul 1, 2005 · Replies 5 · Jul 5, 2005

Replies: 5

Transformer Wiring Troubleshooting - 230V to 12V

cookiebar
Jul 4, 2005 · Replies 7 · Jul 5, 2005

Replies: 7

Can an AC Signal Illuminate LEDs in My Car Speakers?

KingNothing
Jun 12, 2005 · Replies 26 · Jul 4, 2005

Replies: 26

Normally Open Switch for Strobe Light Synchronization

Berzerkfury02
Jul 3, 2005 · Replies 4 · Jul 4, 2005

Replies: 4

Recording Sound: Building a Device with Battery Power

Willem De Wit
Jun 27, 2005 · Replies 10 · Jul 2, 2005

Replies: 10

Inexpensive yaw rate (azimuth) sensor distributors?

Cliff_J
Jun 30, 2005 · Replies 6 · Jul 1, 2005

Replies: 6

How Can I Optimize a Power Supply for My Electrolytic Cell?

mrjeffy321
Jun 22, 2005 · Replies 11 · Jun 30, 2005

Replies: 11

GSM Cell phone to Transmitter/Receiver

veganode
Jun 28, 2005 · Replies 1 · Jun 29, 2005

Replies: 1

Question about variable resistors

maverick99
Apr 7, 2005 · Replies 4 · Jun 29, 2005

Replies: 4

Limited knowledge of electrical circuits

phrein
Jun 21, 2005 · Replies 5 · Jun 29, 2005

Replies: 5

Connecting Serial Port Joystick to USB

Shawnzyoo
Jun 27, 2005 · Replies 5 · Jun 28, 2005

Replies: 5

Q is the quality factor of series resonant circuits

ng
Jun 25, 2005 · Replies 3 · Jun 28, 2005

Replies: 3

Electromagnets suffer from temp coefficients?

Cliff_J
Jun 27, 2005 · Replies 2 · Jun 28, 2005

Replies: 2

Calculating Electro-Magnet Holding Force

kosoniscs
Jun 26, 2005 · Replies 4 · Jun 27, 2005

Replies: 4

Mechanics in Electrical and Computer Engineering: A Primer

redgoat
May 30, 2005 · Replies 5 · Jun 27, 2005

Replies: 5

DC Motor Speed Control - Ideas & Circuits

levoeg
Jun 26, 2005 · Replies 4 · Jun 27, 2005

Replies: 4

Solving Network Nodal Voltages & Voltage-to-Current Conversion Tutorial

celect
Jun 23, 2005 · Replies 17 · Jun 26, 2005

Replies: 17

What is meant by signal-to-noise ratio?

nktvnvn
May 22, 2005 · Replies 15 · Jun 26, 2005

Replies: 15

Convolution Code and Error Correcting Capability

chingkui
Jun 22, 2005 · Replies 2 · Jun 26, 2005

Replies: 2

Blow dryers and other elementary things

cepheid
Jun 11, 2005 · Replies 13 · Jun 25, 2005

Replies: 13

2KVA transformer how do I determine the max. safe primary current.

celect
Jun 21, 2005 · Replies 2 · Jun 25, 2005

Replies: 2

Is a Matching Circuit Needed Between an Antenna and Signal Generator?

temujin
Jun 21, 2005 · Replies 4 · Jun 25, 2005

Replies: 4

Testing a Car Battery Charger for 6-12V Batteries

mrjeffy321
Jun 16, 2005 · Replies 13 · Jun 23, 2005

Replies: 13

Parallel RL Circuit: Get Help with AC Supply & Differential Equation

ng
Jun 14, 2005 · Replies 33 · Jun 21, 2005

2

Replies: 33

How Do You Calculate RLC Circuit Parameters and Half-Power Frequencies?

Tino
Jun 16, 2005 · Replies 3 · Jun 21, 2005

Replies: 3

My Fixing Escapade: Troubleshooting a Fan and TV

Inquiring_Mike
Jun 20, 2005 · Replies 2 · Jun 20, 2005

Replies: 2

Does magnet wire always have to be used in the production of solenoids

B166ER
Jun 17, 2005 · Replies 2 · Jun 18, 2005

Replies: 2

AC Electrical Theory Handbook Vol 3

Astronuc
Jun 14, 2005 · Replies 3 · Jun 18, 2005

Replies: 3

Building a Battery Charger with Car Alternator

rolly
Jun 11, 2005 · Replies 9 · Jun 16, 2005

Replies: 9

Laplace transform with delta function

EvLer
Jun 14, 2005 · Replies 3 · Jun 15, 2005

Replies: 3

sidebar

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.

Top