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

Can a Solenoid Generate Enough Current to Power an LED?

  • EternusVia
  • · Replies 3 ·
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3

Amplifier Circuit Advice -- AF/RF

  • syelnmh
  • · Replies 13 ·
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13
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1

Microcontroller, LED, DC motor problems

  • Superposed_Cat
  • · Replies 5 ·
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5

Finding the resistive force of a magnet moving along coils

  • Diesel17
  • · Replies 8 ·
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8

Convert Data to STC: Power Equations

  • TroyStew33
  • · Replies 2 ·
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2

Issue with building a full-bridge Inverter

  • uzair_r
  • · Replies 7 ·
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7

Gate drivers for IGBT inverter: How to isolate V supplies?

  • THRILLHO
  • · Replies 4 ·
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4

Electromagnetism and charged particles in motion

  • toumaza
  • · Replies 2 ·
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2
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7

Is their a way to sniff an RFID signal?

  • AlexTommyP
  • · Replies 18 ·
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18

Transistors and current direction

  • jaydnul
  • · Replies 2 ·
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2

Safety: Capacitors in Subwoofer

  • daneb396
  • · Replies 8 ·
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8

Extremely high current generators

  • alex282
  • · Replies 15 ·
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15

Please help clarify use of resistor in this circuit

  • Degus
  • · Replies 10 ·
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10

Can you stop current flow with a resistor? And POTs?

  • BeautifulLight
  • · Replies 10 ·
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10

Flux distribution on AC machines

  • Caulfield
  • · Replies 4 ·
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4

What Determines UPS Battery Autonomy Time for Critical Systems?

  • asya04
  • · Replies 2 ·
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2

Analysis of RLC Circuit v(t): Find Voltage with Ohm's Law

  • cheapcheat64
  • · Replies 2 ·
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2

Radio waves received at distance <1 wavelength

  • jimmylegss
  • · Replies 4 ·
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4

Discrete class D amplifier outputs low volume

  • Togomori
  • · Replies 5 ·
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5

Losses in AC and DC power tranfer

  • wmac
  • · Replies 3 ·
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3
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5

Protecting credit cards from contactless theft

  • sophiecentaur
  • · Replies 8 ·
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8

Senior Controls Engineer Interview Questions -- Suggestions Please

  • FlexGunship
  • · Replies 7 ·
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7

What will be the total resistance of ideal voltage source?

  • Sampad Saha
  • · Replies 5 ·
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5

Calculate Value of Cboost & Leakage Current

  • billy fok
  • · Replies 7 ·
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7

AXIS P1355 Camera I/O + relay to turn on light/garage door

  • asiawatcher
  • · Replies 1 ·
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1

What Are Some Options for Programmable Home Automation?

  • pdxuser
  • · Replies 4 ·
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4

Will this circuit work? what am i missing?

  • sulicat
  • · Replies 7 ·
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7

How to store the energy produced by piezoelectric generator

  • suryaprakash
  • · Replies 1 ·
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1

Geophone Audio recording advice

  • Will Parker
  • · Replies 10 ·
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10

How does the OpAmp bypass Vf limitations in precision rectifiers?

  • Rusag
  • · Replies 3 ·
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3

Hi I want to know about quantization of electricity?

  • Pranav 10
  • · Replies 4 ·
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4

Low Cost Parallel Plate Capacitor

  • roms05
  • · Replies 17 ·
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17

Battery for power -- cable modem and wifi router during outage

  • Adrian B
  • · Replies 8 ·
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8

Ok, hello for starters I have a question about water/electrofishing

  • Iseepotential
  • · Replies 43 ·
2
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43

Help with ANSOFT MAXWELL 3D Magnetic material

  • MOTASH
  • · Replies 1 ·
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1

Building a half wavelength dipole antenna

  • TriflingTroy
  • · Replies 7 ·
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7

Sparking through glass despite being below breakdown voltage

  • K_Mitchell
  • · Replies 10 ·
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10

Does increasing the frequency of an antenna require energy?

  • Rhannmah
  • · Replies 18 ·
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18

NEWB - LED Tail light wiring diagram

  • greg sthilaire
  • · Replies 2 ·
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2

12 volts to 120 volts the easy way?

  • BernieM
  • · Replies 27 ·
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27

System Loss In Terms of I why not V?

  • eee_engin33r
  • · Replies 2 ·
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2

Multiple flowmeters read through mic port of an Android device

  • yo1dog
  • · Replies 3 ·
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3

Calculate Trapezoid Current: Formula & Explanation

  • billy fok
  • · Replies 3 ·
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3

Experience the Excitement of AoE 3rd Edition - Now Available on Amazon!

  • thankz
  • · Replies 2 ·
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2

Checking if IGBT High Side Driver is Working

  • billy fok
  • · Replies 4 ·
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4

RMS and average current triangle

  • billy fok
  • · Replies 4 ·
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4

Can't tell if I made a chaotic circuit or if I broke the sim

  • ibuildstuff
  • · Replies 1 ·
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1

Flux Direction effect on Saturation, Quick Question

  • tim9000
  • · Replies 20 ·
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20

Delta and Wye Elements wired in parallel

  • bramdam
  • · Replies 5 ·
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5

How long will a 300 CCA, 12V car battery last with 18Ah?

  • Towtie
  • · Replies 7 ·
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7

Converting Electrical Signals to Optical Signals for Wireless Li-Fi

  • parthj09
  • · Replies 5 ·
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5

Why crawling happens in induction motor?

  • nand arora
  • · Replies 8 ·
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8

Control Theory State-Space method with derivative input

  • Chacabucogod
  • · Replies 1 ·
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1

How does a SCR controls the speed of motor

  • freshbox
  • · Replies 14 ·
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14

Inline Microphone: Ground & Hot, 1.7V DC & Output Voltages

  • jaydnul
  • · Replies 2 ·
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2

How a Battery Works: Anode, Cathode & Electrolyte Explained

  • overtak3n
  • · Replies 2 ·
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2

Looking for what I thought would be a simple Permeability Q

  • tim9000
  • · Replies 10 ·
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10

How do pull up/pull down resistors affect PWM signals in motor control?

  • waltersobchak
  • · Replies 6 ·
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6

Solving IGBT Turn On Issue: Increase Vge from 10V to 15V

  • billy fok
  • · Replies 3 ·
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3

Op-amp Circuit with virtual Ground

  • cpscdave
  • · Replies 15 ·
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15

Variable resistor & inductor connected to alternator

  • CraigH
  • · Replies 2 ·
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2

What adapter do I need before moving to America?

  • joana_b
  • · Replies 8 ·
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8
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13

Are Modern Engineering Students Adequately Prepared for Motor Analysis?

  • anorlunda
  • · Replies 3 ·
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3

How to Calculate Ton for SiC IGBT Power Devices?

  • billy fok
  • · Replies 1 ·
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1

Regenerative braking on Locomotives with AC transmission

  • rollingstein
  • · Replies 55 ·
2
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55

Reason for finding power devices losses

  • billy fok
  • · Replies 6 ·
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6

Silly current path thought experiment

  • tim9000
  • · Replies 9 ·
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9

Question about resistors (parallel and series)

  • x86
  • · Replies 9 ·
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9

Arduino and DC Solid State Relay 'Flicker'

  • LickMyEyeball
  • · Replies 5 ·
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5

Linear force, acting on a motor?

  • PhiowPhi
  • · Replies 10 ·
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10

How to find average current of trapezium

  • billy fok
  • · Replies 4 ·
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4

Another Inductance winding Number question

  • tim9000
  • · Replies 50 ·
2
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50

Physical Layer Simulation of CAN

  • roTTer
  • · Replies 3 ·
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3

Faraday's vs Ampere's Laws and current density

  • VictorVictor5
  • · Replies 4 ·
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4

Cheap and easy electric generator design

  • dlbeeson
  • · Replies 7 ·
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7

Using analog computer to solve 2nd-order diff eq

  • dilloncyh
  • · Replies 36 ·
2
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36

Help interpreting schematic with relay

  • LickMyEyeball
  • · Replies 3 ·
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3

Get Expert Advice on Purchasing Fluke Products

  • billy fok
  • · Replies 3 ·
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3

Electric Field in Capacitors and Diodes

  • amenhotep
  • · Replies 3 ·
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3

What is the theory behind DC arc fault detection for PV systems?

  • Josh11
  • · Replies 1 ·
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1

How does the cpu work out greater than (>) in unsigned ints?

  • Superposed_Cat
  • · Replies 4 ·
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4

How Can I Design an Off-Grid Solar System with Panels on Multiple Roofs?

  • Envergure
  • · Replies 2 ·
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2

Medium Voltage Circuit Switching

  • recalli349
  • · Replies 2 ·
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2

Marx Generator Capacitance and Charge Storing Question

  • JAlexander
  • · Replies 3 ·
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3

Could This Schematic Symbol Be a Disconnect Switch?

  • Envergure
  • · Replies 3 ·
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3

Ansys Maxwell 2D Number of turns

  • tya1010
  • · Replies 5 ·
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5

Paralleling a Diesel Generator Set

  • rollingstein
  • · Replies 21 ·
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21

Is Charging a 2.7V, 350F Supercapacitor with a 10mA, 20V Source Safe?

  • cosmos1226
  • · Replies 11 ·
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11

Troubleshooting Circuit with TL594: Output of 10kHz"

  • billy fok
  • · Replies 16 ·
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16

What is the formula for Idmax in a peak rectifier with a capacitor?

  • Murat Aslan
  • · Replies 2 ·
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2

Are all antennas traveling wave antennas?

  • richjtf
  • · Replies 13 ·
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13

Clarification of Onderdonk's Fuse Equation Assumptions

  • tempneff
  • · Replies 9 ·
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9

Simulink help for getting a frequency I can use as an input

  • Vagabond7
  • · Replies 3 ·
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3

PM Synchronous motor Id-Iq current control

  • awaiting
  • · Replies 3 ·
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3

Some basic doubts regarding transistors characteristics

  • ShreyasR
  • · Replies 7 ·
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7
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3