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

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7

DC motor armature winding question

  • tundrawolf
  • · Replies 8 ·
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8

Logic Gates: Practice and Review

  • Nexor
  • · Replies 2 ·
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2

Is This Circuit a D Flip-Flop or an Inverter?

  • genxium
  • · Replies 2 ·
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2

Real-Life NOT Gate: How Does It Work?

  • Nexor
  • · Replies 21 ·
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21

How can i use 5V to switch 24V on/off?

  • opmal7
  • · Replies 3 ·
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3

Impedance matching in a circuit

  • rakesh.kumar
  • · Replies 30 ·
2
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30

Sinc Function in Natural Phenomena

  • Bassalisk
  • · Replies 4 ·
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4

Transmission lines and Waveguides

  • erst
  • · Replies 3 ·
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3

Control a motor remotely with cell phone signals

  • kpk250
  • · Replies 15 ·
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15

Radio frequency amplifier and error rate

  • thavamaran
  • · Replies 3 ·
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3

Sink source current input and outputs

  • Physicslearner500039
  • · Replies 5 ·
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5

Building a 12v heater for my car

  • glhx
  • · Replies 1 ·
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1

Breaking 120V Loads using 24V Relay - Beginner Help Needed

  • three phase
  • · Replies 6 ·
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6

Solving Demodulator Problem: A Simple Solution

  • asmani
  • · Replies 17 ·
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17

Hall Effect sensor to monitor home electrical apparatus

  • florenceooi
  • · Replies 9 ·
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9

Reading the Arduino Schematic (for a Beginner)

  • jdc15
  • · Replies 8 ·
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8

Why is 44100 Hz the standard sampling rate for compact discs?

  • Bassalisk
  • · Replies 11 ·
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11

Building a Simple Amplifier Circuit With High Slew Rate and Bandwidth

  • iqjump123
  • · Replies 9 ·
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9

Designing a Loop Antenna for 25-100MHz Radiated Emissions Measurements

  • likephysics
  • · Replies 11 ·
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11

Why Does My 12V LED Light Strobe When Connected to a 24V Source?

  • vjventrella
  • · Replies 2 ·
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2

Using LED in fixture designed for Halogen

  • drdream
  • · Replies 1 ·
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1

A game with Fourier coefficients/transform

  • Bassalisk
  • · Replies 19 ·
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19

Lab view programming to drive motor

  • mrgenius
  • · Replies 8 ·
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8

Video Monitor jack repair, Power and signal

  • thurst
  • · Replies 1 ·
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1

MOSFET Redundancy/Fail-Safe in Automotive System

  • ¡MR.AWESOME!
  • · Replies 3 ·
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3

Problem about changing frequency

  • Captain Price
  • · Replies 4 ·
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4

Motorcycle power system question

  • Fake Name
  • · Replies 26 ·
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26

State of Analogue & MS Design today?

  • bernie21
  • · Replies 2 ·
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2

How Can I Check RPMs With Multimeter

  • LawrenceC
  • · Replies 7 ·
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7

Electrical solitons are possible?

  • Stanley514
  • · Replies 9 ·
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9

Two different definitions for sinc ?

  • reddvoid
  • · Replies 6 ·
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6

Efficient BJT Constant Current Source for Precise Current Regulation

  • likephysics
  • · Replies 3 ·
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3

Problems driving a large display with a transistor

  • insignia96
  • · Replies 6 ·
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6

Understanding Voltage Follower & Integrator Outputs of an Op Amp

  • Bassalisk
  • · Replies 15 ·
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15

Magnetic Shielding for Motor Control Center

  • Aaron William
  • · Replies 5 ·
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5
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5

Get Started Working with Circuitry: Questions Answered

  • Zula110100100
  • · Replies 12 ·
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12

DC - DC (boost) Converter Design

  • BeeGee
  • · Replies 12 ·
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12

Measuring Distance on a Cylinder - Ideas & Opinions Wanted

  • subhamies
  • · Replies 2 ·
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2

High Frequency Oscillator Circuit Help?

  • anthonyjames9
  • · Replies 15 ·
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15
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1

Electric stove ignition causing an EMP?

  • mattlima
  • · Replies 10 ·
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10

Why Does DC High Voltage Test Generate Negative Voltage?

  • moosya
  • · Replies 6 ·
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6

AC Applied to a capacitor and dielectric effects?

  • HMS-776
  • · Replies 3 ·
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3

Varying Resistors in Bridge Circuits?

  • febbie22
  • · Replies 2 ·
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2

Electronic Variable fan speed controller (design help)

  • moogull
  • · Replies 9 ·
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9

Bode Plot - Calculating ωgc and ωpc analytically

  • phiby
  • · Replies 4 ·
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4

Electromagnets: Insulation concern

  • Mindstormed
  • · Replies 7 ·
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7

Homopolar generator information

  • cala
  • · Replies 107 ·
4
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107

Solving Remote IC ESD Burning Problem

  • Ravaner
  • · Replies 4 ·
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4

Why is a transfer function denoted by 'H'?

  • Gonzo17
  • · Replies 6 ·
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6

A weird thing happened when our transformer blew up

  • brstilson
  • · Replies 5 ·
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5

About Using transistor BJT as a switch

  • ajack
  • · Replies 8 ·
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8

Conduction and lossless materials

  • littlebilly91
  • · Replies 6 ·
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6

BJT in the reverse active region and beta

  • lcr2139
  • · Replies 1 ·
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1

Why is the mutual inductance term negative in the loop equations?

  • xxXen0xx
  • · Replies 2 ·
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2

How to design dc to ac inverter

  • samrawit
  • · Replies 2 ·
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2

Electrical connection to an insulator to carry current

  • d.sonali20
  • · Replies 1 ·
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1

Question about a PD controller.

  • nylonman
  • · Replies 2 ·
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2

Tips for Designing a Neat and Tidy Circuit for Your PCB Board

  • Bassalisk
  • · Replies 22 ·
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22

Pulse Skipping - Calculating Frequency Limits

  • saad87
  • · Replies 2 ·
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2

Easy Electronics Project with LEDs

  • Casco
  • · Replies 4 ·
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4

BJT differential amplifier biasing

  • likephysics
  • · Replies 7 ·
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7
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5

Transfer functions - Complex poles

  • Dirac8767
  • · Replies 7 ·
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7

Designing elliptical patch antenna using superstrate in CST

  • Graviton89
  • · Replies 2 ·
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2

Counter ramp adc conversion time

  • MarAlja
  • · Replies 1 ·
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1

Wattage requirement for step-up transformer

  • Rmankty
  • · Replies 1 ·
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1

Dc Voltage reduction LiPo battery

  • oldboyonrgv
  • · Replies 3 ·
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3

Help with Building an AM Demodulator

  • walwaldoggy1
  • · Replies 2 ·
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2

RC Filtering Circuits: Terminals, Vin, Vout & Ground Explained

  • Stickybees
  • · Replies 1 ·
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1

I would like to create a lifepo4 battery-bag that is failproof.

  • Wheazel
  • · Replies 4 ·
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4

Verilog if statement always activating

  • tcosentino
  • · Replies 1 ·
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1

AC Motor Reversing: Is It Possible?

  • omalleyt
  • · Replies 2 ·
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2

Calculating Noise Power, SNR, and Bit Error Probability

  • viperfx
  • · Replies 5 ·
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5

Modeling coaxial cable impedance

  • student52
  • · Replies 2 ·
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2

What Are the Key Differences Between Microcontrollers and Microprocessors?

  • pairofstrings
  • · Replies 13 ·
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13

Lost in Translation - Power Requirements

  • Water-Guru
  • · Replies 3 ·
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3

Microwave Reflectors: Materials for Efficient Wave Reflection

  • sid_galt
  • · Replies 10 ·
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10

Maximum Battery Charging Amperage

  • Cantari
  • · Replies 1 ·
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1

Recreating JK flip flop in DSCH , none of the designs work.

  • alex002
  • · Replies 1 ·
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1

Voltage Source, Inductor, Flyback Diode & Switch Circuit

  • clecol
  • · Replies 7 ·
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7

Efficiency of linear alternator

  • e2m2a
  • · Replies 1 ·
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1

Simple Bill Acceptor: Find & Use for Your Project

  • matt1212
  • · Replies 2 ·
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2

Ground is always considered at 0 Volt?

  • otomanb
  • · Replies 6 ·
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6

Best Way to Combine High V Low I and Low V High I

  • aeonova
  • · Replies 6 ·
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6

Take a look at this simple circuit please.

  • reddvoid
  • · Replies 2 ·
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2
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2
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9

Tesla coil secondary coil wrapped around primary coil

  • crockman1
  • · Replies 6 ·
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6

Trying to understand how operational amplifiers work

  • Femme_physics
  • · Replies 36 ·
2
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36

Actuator-solenoid valve circuit

  • Bassalisk
  • · Replies 5 ·
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5

Faraday Flashligh = Cell Phone Charger?

  • Raswelsta
  • · Replies 1 ·
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1

Dealing with RFI from Expensive LED Lighting: Tips and Experiences

  • Studiot
  • · Replies 1 ·
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1

Understanding Phase Locked Loops (PLLs) with Phasors

  • samski
  • · Replies 38 ·
2
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38

Electromagnetic repulsion query

  • Phys_newbie
  • · Replies 3 ·
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3

Ideas for circuit simulation project?

  • rollcast
  • · Replies 2 ·
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2

External Power Supply or Put Regulator on Main PCB?

  • saad87
  • · Replies 8 ·
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8

Robot Location Triangulation Using IR Beacons: Improving LED Sensitivity

  • TuviaDaCat
  • · Replies 11 ·
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11