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...

Threads

Configuring USB Devices for Low Power Mode

  • Chandra214
  • · Replies 3 ·
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3

How is the Magnetic Field Shaped in a Hollow Cylinder Electromagnet?

  • ƒ(x)
  • · Replies 2 ·
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2

Understanding MC1496 Modulator for AM Radio Transmitter Receiver

  • mralam
  • · Replies 7 ·
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7
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26

Wind Turbine coil/magnet design

  • dzine
  • · Replies 3 ·
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3

Isolated phase buswork fan motor

  • kman699
  • · Replies 2 ·
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2

Can Induced Currents in Magnetic Fields Create a Chain Reaction?

  • Robin07
  • · Replies 2 ·
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2

Transformer Grounding: Advantages & Disadvantages for System Protection

  • Ian_Brooks
  • · Replies 1 ·
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1

PWM 1Khz-500Khz Packet Pulsing w/ Gating

  • Farlander
  • · Replies 6 ·
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6

Optical Fiber Transfer Function (attenuation and dispersion)

  • Oziyak
  • · Replies 2 ·
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2

How can I measure black line width using a robot and QRB1134 sensor?

  • brad sue
  • · Replies 3 ·
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3

Will the Future of Computing Move Beyond Electricity?

  • cam875
  • · Replies 7 ·
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7

Solving PSPICE Model of Astable Multivibrator

  • Firefox123
  • · Replies 1 ·
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1

Isolation Transformers and Electrical Safety

  • temujin
  • · Replies 8 ·
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8

Heyi need an electrical engineering for which i can ask some

  • qwerty321
  • · Replies 2 ·
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2

How to not short circuiting an induction heating coil

  • raezair
  • · Replies 11 ·
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11

Help with motocycle lighting project

  • agent141
  • · Replies 14 ·
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14

Building a Countdown Timer with a 555

  • tenacity2986
  • · Replies 3 ·
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3

Effects of Increasing Supply Voltage on DC Motor Back EMF

  • GlynnHeeswijk
  • · Replies 13 ·
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13

Bluetooth Remote to control phone functions

  • Kingdombuilde
  • · Replies 4 ·
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4

Step down Transformer 240v AC to 12v 100amp

  • burnit
  • · Replies 30 ·
2
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30

Problems with a motor cycle battery

  • heathers
  • · Replies 1 ·
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1

What is Modeling EM Transmission at 100 kHz with COMSOL and RF Module?

  • pickled
  • · Replies 5 ·
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5

Unipolar CMOS: Semiconductor Breakthrough?

  • sanman
  • · Replies 2 ·
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2

Multiple electrodes - capacitance.

  • Dafe
  • · Replies 7 ·
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7

Digital Logic Fundamentals help

  • Random89
  • · Replies 10 ·
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10

About Direction of current in the inductor in RL circuits

  • mazen_zone
  • · Replies 2 ·
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2

How to Design a Circuit for a Pendulum-Based Inclinometer?

  • cindyjoi
  • · Replies 6 ·
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6

Seeking Surge Protection for Switch and Motherboard

  • temujin
  • · Replies 6 ·
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6

Help on understanding NPN transistor

  • mkkrnfoo85
  • · Replies 6 ·
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6

Electric bicycle that can re-charge itself?

  • muddyboots
  • · Replies 11 ·
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11
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3

Caculate the Pull in LBS of Electromagnets

  • burnit
  • · Replies 1 ·
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1

Recharging 4 12V batteries in parallel

  • uchacker11
  • · Replies 2 ·
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2

RGB LEDs in series - turn Green on

  • meereck
  • · Replies 6 ·
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6

Building 10 Synchronized 7-Segment Clocks

  • Liad
  • · Replies 4 ·
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4

Can You Control Your Appliances with Just a Bluetooth-Enabled Cell Phone?

  • Harmony
  • · Replies 1 ·
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1

Amperage ratings on DC power supplies

  • KLoux
  • · Replies 3 ·
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3

Variable Voltage Regulator Design

  • AzHole
  • · Replies 16 ·
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16

What Is the Purpose of Op Amps?

  • barneygumble742
  • · Replies 3 ·
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3

Mastering Electrical Engineering: Core Classes and Textbooks to Brush Up On

  • NotoriousNick
  • · Replies 5 ·
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5

Connecting LEDs with Resistors: Step-by-Step Guide

  • deenap
  • · Replies 16 ·
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16
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3

Dual Power Sources: Supplementing Solar w/ Battery

  • HybridLogic
  • · Replies 5 ·
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5

Best Institutes for Submitting Conference & Technical Papers

  • logical
  • · Replies 1 ·
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1

Do I need a Microcontroller for Computer Control of Electrical Devices?

  • TheCoolBrian
  • · Replies 13 ·
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13

Electric motor with outer rotor

  • antonantal
  • · Replies 5 ·
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5

Difference between a microcontroller and a microprocessor?

  • craze4physics
  • · Replies 2 ·
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2

Automatic charging in cell phones

  • craze4physics
  • · Replies 3 ·
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3

Capacitor substitution for TEA nitrogen laser

  • guipenguin
  • · Replies 1 ·
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1

Wiring a Rectifier for Aquariumlet Light Setup

  • DaveC426913
  • · Replies 5 ·
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5

Why do some capacitors have polarity?

  • sinanissa
  • · Replies 2 ·
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2

Understanding 1MW and 500W Wind Turbines

  • drugyjay
  • · Replies 1 ·
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1

Further noise reduction techniques ontop of Savitzky-Golay FIR filter

  • Ian_Brooks
  • · Replies 2 ·
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2

Transferring AAS in EET to EE Program for BS

  • Jammin_James
  • · Replies 4 ·
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4

How can current flow in A/C circuits?

  • Farlander
  • · Replies 4 ·
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4

Audio Signal Project: Amplifying Ipod Output for Music System Speakers

  • chaoseverlasting
  • · Replies 15 ·
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15

Is it possible to control LED lights with a DVD player output?

  • kikkoman1
  • · Replies 4 ·
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4
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6

Connecting the primary and secondary windings of transformer in series

  • kmarinas86
  • · Replies 24 ·
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24

What is the Conceptual Understanding of Electric Potential?

  • 00PS
  • · Replies 8 ·
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8

Impedance matching/purely resistive

  • granpa
  • · Replies 2 ·
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2

Lithium phosphate battery charging curve

  • Truthlover
  • · Replies 1 ·
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1

HF HV to LF? Converting High Frequency to Low Frequency Currents

  • clone477
  • · Replies 1 ·
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1

Bought new machine that 220V 50HZ - Will it work in US?

  • bigboyjoe
  • · Replies 15 ·
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15

Looking for a material to make a mold out of Aluminum bank

  • dingpud
  • · Replies 7 ·
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7

It's about microprocessorsintel 8085

  • naziakat
  • · Replies 1 ·
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1

Most of the op-amps use differential amplifier

  • vvkannan
  • · Replies 3 ·
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3

Which Laptop Charger is More Efficient for a 65W Rated Laptop?

  • selseg
  • · Replies 4 ·
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4

Which way does a high voltage spark jump?

  • wmingin
  • · Replies 7 ·
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7

Looking for Literature on Electromagnets

  • JohnQuincy
  • · Replies 1 ·
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1

Pulsing high current into capacitive load?

  • waht
  • · Replies 4 ·
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4

Building a 1KHz Clock Signal Timer using a 555

  • Winzer
  • · Replies 2 ·
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2

Best place to buy Electrical stuff

  • TheCoolBrian
  • · Replies 3 ·
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3

Finding a Transformer for my application.

  • splitringtail
  • · Replies 9 ·
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9

Electrical Engineers and Nobel Prize.

  • Peon666
  • · Replies 16 ·
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16

What is the Magnetic Flux Density of NdFeB and AlNiCo?

  • esander
  • · Replies 16 ·
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16

Calculating "theta" Using Step Up Transformer

  • Carolyn
  • · Replies 2 ·
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2

Electric field lines in a dielectric_ figure attached in ee thread

  • sairajan
  • · Replies 1 ·
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1

Sensing Motion with Piezoelectric Sensing: Tips & Tricks

  • meereck
  • · Replies 5 ·
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5

Transformer designing software

  • ElectroPhysics
  • · Replies 1 ·
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1

Role of Pre-Amplifier in Nuclear Electronic Systems

  • GAGS
  • · Replies 6 ·
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6

Can a Voltage Multiplier and Mechanical Commutator Enhance Motor Performance?

  • kmarinas86
  • · Replies 3 ·
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3

3-4A too much load for a car battery?

  • jhicks
  • · Replies 4 ·
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4

Why Is There No Induction in My Wireless Power Transmission System?

  • pardesi
  • · Replies 2 ·
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2

Eimac Type 8533 Planar Triode Connections?

  • wmingin
  • · Replies 9 ·
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9

Single phase ac motor on dc supply?

  • xkeithx
  • · Replies 4 ·
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4

Powering Motor w/ Microprocessor Signal: Help!

  • TheCoolBrian
  • · Replies 5 ·
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5

Antenna Polarization and optical systems

  • dimensionless
  • · Replies 2 ·
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2

DC generation back during Edison

  • cmos
  • · Replies 11 ·
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11

Adapter? Converter? Inverter? Help

  • o1sowise
  • · Replies 9 ·
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9

Why is the resistor smoking in my LED circuit?

  • mgibson
  • · Replies 16 ·
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16

Can I Build Complex Circuits and Projects After Getting a Bachelor's in EE?

  • bassplayer142
  • · Replies 3 ·
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3
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7

EEPROM Damage Question/Discussion

  • jhunter1163
  • · Replies 1 ·
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1

What is meant by scale factor for gyroscopes.

  • flame_m13
  • · Replies 2 ·
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2
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2

Difference between direct coupled and transformer coupled?

  • rickeystuart
  • · Replies 6 ·
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6

Collapsing fields and coil polarity, freewheel diode, .

  • mmalf_mi
  • · Replies 4 ·
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4

New solar collector from 12-year-old

  • turbo
  • · Replies 4 ·
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4