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

Why mutual flux linkage uses the area between conductors, not outside them

  • Frank Coutinho
  • · Replies 1 ·
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1

Capacitors in parallel for lower ESR question

  • Salvador
  • · Replies 13 ·
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13

Connect a circuit on breadboard

  • kelvin56484984
  • · Replies 3 ·
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3

Parallel Power Sources: Use 2 12V 75W Chargers for 150W Project

  • Puglife
  • · Replies 24 ·
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24

Transmission line and infinite reflection coefficient

  • Boorglar
  • · Replies 3 ·
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3

Solution to series resistance function

  • baseball07
  • · Replies 3 ·
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3

Coupled PDEs - all 4 Maxwell's equations?

  • VictorVictor5
  • · Replies 1 ·
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1

Can a 12V DC Source Efficiently Charge a 16.9V Lithium Ion Battery Pack?

  • Puglife
  • · Replies 6 ·
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6

Need Some Guidance For Testing Process On Vacuum Tube Amp

  • Planobilly
  • · Replies 63 ·
3
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63

Revolutionizing AND and OR Gates: Constructing Logic Gates with Light

  • fredreload
  • · Replies 4 ·
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4

What's the reason for modifying these amplifier circuits?

  • TheRedDevil18
  • · Replies 21 ·
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21

Can I Use Parallel Buck Converters to Achieve Higher Amperage?

  • Puglife
  • · Replies 30 ·
2
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30

Time domain power and reactive power in RL circuit

  • mdaugird
  • · Replies 18 ·
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18

Digital Oscilloscope Purchase Thoughts

  • sophiecentaur
  • · Replies 28 ·
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28

How do Capacitors and Inductors Add/Remove VARS in AC?

  • scrubrug
  • · Replies 4 ·
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4

Can you measure voltage of AA batteries while they operate?

  • stephencockmon
  • · Replies 26 ·
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26

How can I interface a DFIG in a multi machine environment?

  • SherLOCKed
  • · Replies 4 ·
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4

Measuring distance 0.050–0.500 inches with a LED and photocell sensor

  • taylaron
  • · Replies 5 ·
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5

Approximate amount of force to turn a miniture electric motor

  • Marseyus
  • · Replies 1 ·
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1

What Happens When You Connect a 10,000 V Supply to a Normal Tube Light?

  • prashant singh
  • · Replies 7 ·
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7

How come my rechargeable battery self discharges so fast?

  • grasscut
  • · Replies 31 ·
2
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31

Recommendation on a Circuit Simulator Software

  • LtIvan
  • · Replies 3 ·
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3

Are Tesla Coils really special?

  • fog37
  • · Replies 3 ·
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3

Maximizing Current Output of BLDC Generator for Power Generation Project

  • Pepelepoe
  • · Replies 1 ·
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1

How Do Relative Voltages Affect Tube Operation in Amplifiers?

  • coinmaster
  • · Replies 13 ·
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13

Derivation of Mutual Inductance Energy

  • yosimba2000
  • · Replies 17 ·
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17

How to Build a Pulse Coil for a 13,000 Gauss Magnet?

  • E town
  • · Replies 7 ·
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7

Induction motor control by DTC method

  • Bendelak
  • · Replies 1 ·
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1

How exactly does a plunger relay work?

  • elegysix
  • · Replies 1 ·
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1

Identifying broken 4R7U component on Casio FH-20 camera board

  • larrybud
  • · Replies 7 ·
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7

Measuring Voltage across Resistor in Series RLC Circuit

  • SataSata
  • · Replies 7 ·
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7

Phase shift issue in Dominant Pole Compensation strategy....

  • brainbaby
  • · Replies 34 ·
2
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34

Three-Phase Delta Network: Not all Voltage Sources are 120V?

  • yosimba2000
  • · Replies 2 ·
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2

Stealthy Antenna Spotted in Santa Clara - Share Your Story!

  • berkeman
  • · Replies 7 ·
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7

Quadrature Demodulation at 90 kHz

  • nauman
  • · Replies 23 ·
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23

Is it safe to be tased by a Taser?

  • Greg Bernhardt
  • · Replies 24 ·
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24

How would you compartmentalize this circuit?

  • kostoglotov
  • · Replies 31 ·
2
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31

Cost of three phase and single phase induction motor

  • srinaath
  • · Replies 1 ·
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1

Can I Design a Capacitor Bank without Any Previous Knowledge or Resources?

  • mike younes
  • · Replies 19 ·
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19

What is the component in the red box?

  • Guidestone
  • · Replies 7 ·
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7

How do I get a DC difference amplifier working?

  • Voltux
  • · Replies 15 ·
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15
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5

Weird questions about short circuit current capacity

  • khanpk
  • · Replies 3 ·
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3

What should be the power rating of the StepDown Transformer?

  • Yam
  • · Replies 5 ·
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5

Do harmonics cause stray flux losses in transformers?

  • tim9000
  • · Replies 20 ·
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20

Identifying Switchyard Components for Linemen

  • khanpk
  • · Replies 5 ·
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5

Does a raised floor need to be grounded?

  • kwpatriot
  • · Replies 6 ·
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6

Electrolytic capacitor voltage headroom

  • Salvador
  • · Replies 8 ·
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8
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1

Clarifying Thyristor Rectification: Common Questions Answered

  • Steve619
  • · Replies 1 ·
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1

What Vcc value should I typically use on an LM324 in PSpice?

  • kostoglotov
  • · Replies 6 ·
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6

Can You Change the Damping Ratio of a Second Order Linear System Easily?

  • ujjval rathod
  • · Replies 1 ·
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1

How to select a smoothing capacitor?

  • grasscut
  • · Replies 12 ·
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12

Electrolysis of Water: Calculating Current

  • lasha1
  • · Replies 5 ·
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5
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6

Half Electrolysis: Battery & Choke Coil Setup

  • Narayanan KR
  • · Replies 2 ·
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2

TFT LCD Display - where is the circuitry?

  • 1rel
  • · Replies 11 ·
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11

What are integral time and derivative time in PID control?

  • BoilingHeat
  • · Replies 11 ·
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11

Impedance calculator for asymmetric differential stripline

  • yungman
  • · Replies 1 ·
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1

BDC motor has 8 brushes -- Why?

  • Ed Walti
  • · Replies 2 ·
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2

Switching frequency effect on buck and boost converter gain and ripple

  • usuki
  • · Replies 6 ·
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6

Why does Piezoelectric output voltage dropped when load is added?

  • grasscut
  • · Replies 12 ·
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12
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47

Calculate the rise in temp in copper 3 core wire

  • Anugya
  • · Replies 4 ·
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4

Trying To Find IBM TrueNorth Processor Information

  • forex10
  • · Replies 10 ·
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10

What is this -- can you figure it out? (identify this piece of equipment)

  • giokrutoi
  • · Replies 32 ·
2
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32

How PMMC and MI Instruments Read Average Values for DC Waveforms

  • cnh1995
  • · Replies 10 ·
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10

Maximization of motor speed/torque

  • rkum99
  • · Replies 11 ·
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11
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4

Need some insight into an inverting op amp example

  • kostoglotov
  • · Replies 7 ·
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7

High voltage voltage controlled linear variable resistor

  • coinmaster
  • · Replies 2 ·
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2

Paralleling Generators: Effect of Long Term Use in Private Network

  • commelion
  • · Replies 11 ·
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11

Which DC Motor Is Best for a Watch Winder Project?

  • chicagopianotuner
  • · Replies 17 ·
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17

Adjust supply voltage based on divider resistance

  • coinmaster
  • · Replies 13 ·
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13

Program for drawing communication figures

  • beyondlight
  • · Replies 8 ·
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8

Faraday cage to block cellphone/Wifi?

  • Philippe Elskens
  • · Replies 9 ·
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9

Inductance of Square Coil Antenna on PCB

  • amanno
  • · Replies 7 ·
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7

Getting +/- 150V output from an opamp with 5x gain

  • coinmaster
  • · Replies 31 ·
2
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31

The highest frequency of ac current?

  • alikim
  • · Replies 1 ·
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1

AC Circuits: Understand Vpp, Vp & Vrms

  • Weightofananvil
  • · Replies 3 ·
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3

Magnetic Breakdown in Ferromagnetic Core: How Does It Happen?

  • Passionate Eng
  • · Replies 3 ·
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3

Advice on buying a power supply

  • Planobilly
  • · Replies 7 ·
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7

Why Is the BJT's Active Region Called Saturation When Ic Remains Constant?

  • Maharshi Roy
  • · Replies 4 ·
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4

Electronic component type (what would do this?)

  • tim9000
  • · Replies 7 ·
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7
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3

Removing a Varying DC Offset from a Digital Signal

  • TomLund
  • · Replies 9 ·
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9

Reverse relay and travel limit switch - PLC

  • sponsoraw
  • · Replies 7 ·
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7

Brushed motor speed controller using twist throttle

  • Ed Walti
  • · Replies 5 ·
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5
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9

I to V Conversion w/ Photodiode & IV Converter

  • Dheeraj12
  • · Replies 20 ·
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20

Suggestions for delay circuit for dc power

  • Salvador
  • · Replies 20 ·
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20

If gradient of potential is zero, how is there a field?

  • Electric to be
  • · Replies 7 ·
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7

What is more effective -- Current or Voltage?

  • NARUTOSARTHAK
  • · Replies 9 ·
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9

How to show Q1/Q2 = k in a Dielectric

  • Electric to be
  • · Replies 5 ·
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5

Driving three phase induction motor with single phase supply

  • srinaath
  • · Replies 3 ·
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3

SONET protocol for data transmission over fiber optics

  • fog37
  • · Replies 6 ·
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6

Power Transmission through Transmission Lines

  • cnh1995
  • · Replies 4 ·
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4

Op-amp circuit analysis help

  • shawen
  • · Replies 2 ·
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2

Are there any alternatives for batteries?

  • Shadow-Shocker
  • · Replies 40 ·
2
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40

How can symmetry be applied in analyzing electric circuits?

  • UchihaClan13
  • · Replies 5 ·
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5