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

Re: Ungar-Weller 4024 Temperature Control?

  • Santeh
  • · Replies 6 ·
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6

How Much Surface Area Can a 200kW Generator Heat in a Steel Pipe?

  • nurtas
  • · Replies 5 ·
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5

Connecting iPod to Car Head Unit: Seeking Pinouts & Reliable Source

  • D_Dean
  • · Replies 9 ·
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9

Low Power Dissipation Driver Circuit

  • JustinH
  • · Replies 8 ·
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8
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8

Designing and building a mass spectrometer.

  • leright
  • · Replies 5 ·
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5

Universal laptop power supply?

  • Elektrotechniker
  • · Replies 6 ·
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6

Loading of Series vs. Parallel tank circuits

  • Jdo300
  • · Replies 1 ·
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1

20V Input Voltmeter Using ICL7106

  • d1983
  • · Replies 4 ·
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4

Asking about the coupling systems for the pump - electrical motor

  • Eng_Luqman
  • · Replies 1 ·
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1
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10

Measurement of the refractive index of a special sample

  • Silicon
  • · Replies 2 ·
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2

Do Electrons Think? A Question About Electric Current and Ohm's Law

  • webtry
  • · Replies 28 ·
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28

Why Do Different Countries Use 220V@50Hz and 120V@60Hz?

  • Arctic Fox
  • · Replies 21 ·
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21

Fundamentals of Electronics sites

  • rockerboi
  • · Replies 3 ·
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3

Help on estimation the gradient of a sigal sequence

  • cantata
  • · Replies 1 ·
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1

Motorized Screen: Build a Fabric-Raising Device With a Switch

  • rhardenbrook1987
  • · Replies 9 ·
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9
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15

Computer Amplifier: Designing a Multiple Stereo Output System

  • D_Dean
  • · Replies 4 ·
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4

Thought Experiment with Iron wire

  • Jdo300
  • · Replies 8 ·
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8

Chemical and Bio-chemical Sensor

  • OPIH
  • · Replies 1 ·
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1

Circuit Building: Red Stop Light | North/East LED

  • Marth164
  • · Replies 5 ·
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5

Cs major questions on logic gates

  • willwarner
  • · Replies 1 ·
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1

Controlling Solenoid Valves & Sensors with Microcontroller

  • j777
  • · Replies 13 ·
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13

Diode Failure: Causes & Effects

  • Shadrack
  • · Replies 4 ·
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4

General solution to the circuits

  • killingb
  • · Replies 4 ·
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4

AT89C52 and TCS230 Circuit Design for Object Sorting: Will it Work?

  • beluluk
  • · Replies 8 ·
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8

LED Dimmer Circuit: Questions & Answers

  • ranger
  • · Replies 3 ·
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3

Need to convert 110v to 220v from 110 v inverter

  • saad ahmed khan
  • · Replies 1 ·
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1

Help Needed Wiring a Low-Volt switch for 110v circuit

  • rody084
  • · Replies 28 ·
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28

Battery Pack for a SINAD device

  • Valhalla
  • · Replies 1 ·
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1

Newbie wiring 20 red LEDs to a 9v battery in parallel help pls

  • rody084
  • · Replies 7 ·
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7

Can an AM Transmitter Work Without Negative Voltage?

  • Firefox123
  • · Replies 27 ·
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27

Are IGBTs in PSIM and Multisim 7 Equivalent?

  • skadd4life
  • · Replies 1 ·
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1
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2

What's Your Coolest 555 Timer Project?

  • d1983
  • · Replies 5 ·
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5
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5

Water tripping GFI circuit without penetration

  • DaveC426913
  • · Replies 6 ·
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6

Does High Permittivity Imply High Conductivity in Materials?

  • DeltaX
  • · Replies 13 ·
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13

What exactly do EE's do during their day of work?

  • Liam Semeniuk
  • · Replies 1 ·
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1

Help On My Project ( I Need Circuit Diagram For Active Band Stop Filters)

  • efebest
  • · Replies 3 ·
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3

Download the Orcad PSpice software

  • mich_v87
  • · Replies 5 ·
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5

I found this wouldn't stop spin

  • sleepsleep
  • · Replies 2 ·
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2

How Do Diodes Work? An Explanation

  • esmeco
  • · Replies 5 ·
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5

Determining Wire Size for Electric Trolley Bus Power Supply

  • nikola-tesla
  • · Replies 7 ·
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7

Okay to stick in an electrical outlet?

  • jylee
  • · Replies 5 ·
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5

Calculating Force for Tattoo Machine Solenoids

  • d1983
  • · Replies 1 ·
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1

Candle flicker algorithm and hardware

  • phile
  • · Replies 5 ·
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5

Circuits with fans, should be pretty easy.

  • Kirro
  • · Replies 45 ·
2
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45

Reduce 12V DC to 1V DC: Increasing Amperage

  • Downsouth
  • · Replies 2 ·
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2

Loop Impedance Meaning Data Logger Troubles

  • katiencbabe
  • · Replies 7 ·
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7

Understanding Clamper Circuit: Solving Output Waveform Problem

  • Amith2006
  • · Replies 3 ·
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3

Calculating induced power in coil

  • Jdo300
  • · Replies 2 ·
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2

Can a Turbine Effectively Charge Batteries?

  • D_Dean
  • · Replies 4 ·
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4

Calculating Voltage Drop for 200HP Motor at 480V

  • vptran84
  • · Replies 1 ·
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1
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4

Building a High-Current, High-Frequency Pulse Generator

  • axawire
  • · Replies 1 ·
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1

Induction Coil Sensors: Working Range & Market Availability

  • miloko
  • · Replies 1 ·
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1

Is Voltage Really Like Water Pressure in Electric Circuits?

  • meldave00
  • · Replies 12 ·
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12

What Should Electrical Engineering Students Learn Over Summer?

  • kidman
  • · Replies 3 ·
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3

Design of speed control of separately excited motor

  • largecurrent
  • · Replies 1 ·
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1

Will a Magnet Damage My Credit Card?

  • argonurbawono
  • · Replies 4 ·
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4

Question about balance of el. energy production and consumption

  • Micko
  • · Replies 4 ·
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4

Paper Presentation Topics in Electronics and Communication Engineering

  • narasimhan.seshan
  • · Replies 3 ·
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3
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3

Microdischarges in solid dielectrics

  • vanesch
  • · Replies 4 ·
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4

Motion Control Device Selection

  • heepofajeep
  • · Replies 1 ·
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1

Power outage and broken circuit?

  • Mindscrape
  • · Replies 4 ·
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4

Question about USA electrical system

  • Micko
  • · Replies 13 ·
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13

Would this experiment lights the bulb for a moment?

  • sleepsleep
  • · Replies 9 ·
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9

Understanding PN Junction Diodes: Vbi & Measuring Voltage

  • meldave00
  • · Replies 16 ·
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16

Why does this rectifier have a large AC output voltage?

  • motioncity
  • · Replies 3 ·
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3

Photovoltaic Panel Temperature: Average in Normal Conditions

  • xharville
  • · Replies 2 ·
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2
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2

Electronic Firework Ignition System

  • dusty8683
  • · Replies 1 ·
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1

Designing Audio Amplifier with BJT and MOSFET Components

  • ..::D::..
  • · Replies 3 ·
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3

400W Powered Amp for small signal input

  • andrew`
  • · Replies 15 ·
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15

Bifilar Coil Formulas: Calculate Capacitance & Impedance

  • Jdo300
  • · Replies 5 ·
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5
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1

Can an Oscilloscope Determine Coil Resonance Without an LC Circuit?

  • Jdo300
  • · Replies 5 ·
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5

What Type of Switch Can Control Both a CD Drive and a Cassette Player Motor?

  • saad ahmed khan
  • · Replies 1 ·
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1
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2

How can I maximize the efficiency of my solar panel power source station?

  • WARGREYMONKKTL
  • · Replies 1 ·
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1

How does Switch mode power supplies differ from diode rectification

  • peejake
  • · Replies 3 ·
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3

Sizing a Dimmer Choke for Filtering EMI

  • euler_fan
  • · Replies 5 ·
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5
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8
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1

Create LED Traffic Signal with Discrete Components

  • mohdfasieh
  • · Replies 1 ·
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1

How Do You Design a 4-Way LED Traffic Signal Circuit?

  • mohdfasieh
  • · Replies 4 ·
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4

How Do I Build a Current Sensor for Home Appliances?

  • opt_help
  • · Replies 1 ·
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1

Simple question regarding relay

  • DrKareem
  • · Replies 18 ·
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18

Buck,boost and buck-boost with PID controller problem

  • tester
  • · Replies 8 ·
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8

How Can Building an AC Electromagnet Affect Nearby Electrical Devices?

  • Buzzlightyear
  • · Replies 1 ·
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1

What are the best resources for designing a low-noise 60W tube amp?

  • dahlungril
  • · Replies 2 ·
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2

Thinking about superconductance

  • pete5383
  • · Replies 1 ·
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1

Finding Initial Current and Natural Response in an RL Circuit

  • csmix
  • · Replies 3 ·
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3

Question about intermediate frequency

  • chingkui
  • · Replies 6 ·
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6

How can I install 24v aircraft landing lights on my 12v jeep wrangler?

  • Guitarnut
  • · Replies 8 ·
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8

Campus FM Radio or Community FM Radio

  • asomo2000
  • · Replies 3 ·
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3
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15