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

Question about differential amplifier(isolated input signal)

  • samaaa
  • · Replies 5 ·
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5

Persistant circuit with a tactile switch

  • RhysGM
  • · Replies 4 ·
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4

Low-pass filter with unideal op-amp

  • xortan
  • · Replies 23 ·
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23

How to Build a Home-Made Piezoelectric Generator for Under $100?

  • Natko
  • · Replies 5 ·
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5

Can an Undergrad Design an Effective Ion Thruster?

  • gjtrash
  • · Replies 2 ·
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2

When an SRAM is power - uped what state do its locations have?

  • dexterdev
  • · Replies 5 ·
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5

Generators and Coils vs Output Volts/Amps

  • tomadom
  • · Replies 7 ·
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7

How do I find Bandwidth from looking at Graph?

  • red123
  • · Replies 6 ·
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6

Solar cells in parallel and series

  • TheFerruccio
  • · Replies 4 ·
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4

Ohms Law Load Amp Resistance Change

  • John1397
  • · Replies 4 ·
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4

Algorithms and Sources of entropy for PRNG and TRNG?

  • dexterdev
  • · Replies 12 ·
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12

Why do binary arithmetic operations sometimes result in different outputs?

  • megaflop
  • · Replies 5 ·
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5

Battery Life Cycle: Explaining DoD vs Life Cycles

  • QwertyXP
  • · Replies 2 ·
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2

Selection of relay for driving a immersion rod

  • issac newton
  • · Replies 2 ·
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2

Find Transfer Function from Experimental Data

  • arcticMouse
  • · Replies 2 ·
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2
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62

Can I make an electron gun at home?

  • genxium
  • · Replies 8 ·
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8

Laser Guidance, Maglav Wagon, Wifi barrier

  • cnix217
  • · Replies 4 ·
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4
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7

Nonlinear Systems & Weighted Sum of Impulses

  • sahil_time
  • · Replies 6 ·
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6

Air gap flux density in DC machine

  • swayam007
  • · Replies 1 ·
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1

Is Signals & Systems Memoryless/Linear?

  • sahil_time
  • · Replies 4 ·
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4

Added resistance due to coiled wire

  • Patrick791
  • · Replies 12 ·
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12

Filter Capacitor: Eliminate Residual Ripple at 1.4V

  • Ravaner
  • · Replies 4 ·
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4

How can I measure the shunt capacitance of an inductor?

  • dnyberg2
  • · Replies 2 ·
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2

Can 4 Diodes in Parallel Handle a 3.6 Amp Load?

  • John1397
  • · Replies 10 ·
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10

Battery AH and Deep Cycle type & Charger suitability

  • OldWest
  • · Replies 6 ·
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6

Induction Coil Failure with increaseing inductance as coil is unwound

  • GreenENGR
  • · Replies 4 ·
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4

Magnetic field measurement with high accuracy

  • Zollie
  • · Replies 1 ·
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1

What are the best books for designing RC and LC oscillators with op-amps?

  • eng.mustafaS
  • · Replies 2 ·
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2
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4

General Enginnering Problem Dealing with Voltage Supply

  • McAfee
  • · Replies 4 ·
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4

How do I determine what wire gauge to use?

  • opmal7
  • · Replies 1 ·
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1

Measuring jitter of pulse generator

  • tjkubo
  • · Replies 10 ·
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10

What is the calculation process for firing angles in rectifiers?

  • daveo91
  • · Replies 4 ·
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4

What's wrong with my circuit simulation?

  • red123
  • · Replies 10 ·
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10

What causes the oscillations in an RLC circuit?

  • DeeJayCruiser
  • · Replies 2 ·
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2

What will happen if two ends of diode are joined?

  • vkash
  • · Replies 4 ·
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4

Minimum amount of power need to charge a li-ion battery

  • drprofesorxjr
  • · Replies 5 ·
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5

How to build a speaker using an SMD audio (ring) oscillator?

  • Rhydo
  • · Replies 2 ·
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2

Transcranial Magnetic Stimulation

  • Enthalpy
  • · Replies 21 ·
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21

PLL with adjustable constant phase shift

  • Greg-ulate
  • · Replies 1 ·
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1

Electronics Quiz Concerned with how accurately things were marked

  • Quarta
  • · Replies 10 ·
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10

Experiment with grounding and EMFs

  • ZeroGzex
  • · Replies 4 ·
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4

What Power Source Can Last and Function for Over 10,000 Years?

  • BernieM
  • · Replies 6 ·
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6
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5

Measure Magnetic Field Frequency - Handheld Meters

  • kdrifter440
  • · Replies 2 ·
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2

Circuit Diagrams in Component Data Sheets

  • Greg-ulate
  • · Replies 6 ·
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6

Why doesn't earthing always protect against transient overvoltage?

  • F.ono
  • · Replies 2 ·
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2

Battery Charge Controller using a VRDC

  • Engineerin4me
  • · Replies 4 ·
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4

Quiz: Why/how does this circuit oscillate?

  • gnurf
  • · Replies 11 ·
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11

Are AC and DC parameters related linearly?

  • diff_edge
  • · Replies 10 ·
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10

Which PCB Design Software Allows for Component Size Customization?

  • regisz90
  • · Replies 8 ·
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8

Power on/off bi-color led circuit?

  • SenorMoment
  • · Replies 7 ·
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7

Current and Voltage in Transformers

  • cavis
  • · Replies 2 ·
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2

S+T=1 sensitivity of a control system

  • FOIWATER
  • · Replies 1 ·
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1

3 Phase VSC SPWM (Triple-n harmonics)

  • jegues
  • · Replies 2 ·
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2

Charging two plates to the *same* charge, using a voltage source?

  • qkoexz
  • · Replies 9 ·
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9

Can a permanent magnet motor generate unlimited energy?

  • MrSponge
  • · Replies 11 ·
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11

How Can I Isolate RS-422 Communication in My Arduino Project?

  • Liad
  • · Replies 4 ·
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4

Crystal Oscillators - accuracy versus temperature

  • Anthony_
  • · Replies 11 ·
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11

Question about Thevenin Equivalent Vth

  • Dethrocutionx
  • · Replies 6 ·
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6

Making an Up/Down Counter with JKs

  • PrestonBlake
  • · Replies 1 ·
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1

2nd order characteristic equation standart form

  • zoom1
  • · Replies 1 ·
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1

Designing a Simple SMPS Power Supply: Utilizing an Astable Multivibrator Circuit

  • Crazymechanic
  • · Replies 4 ·
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4

What is the cause of Seebeck effect?

  • Faraz Murtaza
  • · Replies 5 ·
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5

Looking for a comprehensive servo motor book?

  • ffp
  • · Replies 1 ·
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1
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28

Induction motor load estimation from a variable resistive load

  • Bergenheimer
  • · Replies 4 ·
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4

Connection cables for microcontroller

  • barkly
  • · Replies 4 ·
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4

Finding the Right Fuse for 24V DC Motor Application

  • opmal7
  • · Replies 6 ·
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6

Measuring magnetic field in a solenoid

  • Zollie
  • · Replies 10 ·
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10

Why Doesn't My Ethernet Switch Work on Power On Reset?

  • likephysics
  • · Replies 4 ·
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4

Can I replace an LC circuit with a crystal?

  • warfreak131
  • · Replies 6 ·
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6

Impact of Current loading for voltage multiplier

  • shaikss
  • · Replies 1 ·
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1

Reliability of Multisim Simulations: Can We Trust the Results?

  • Crazymechanic
  • · Replies 5 ·
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5

Power Electronics Modules and Vendors - Help Needed

  • toxic_faisal
  • · Replies 4 ·
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4

Replace Component in Old Oscilloscope: Solutions Wanted

  • Ravaner
  • · Replies 5 ·
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5

Power control of Class D Rf AMP

  • dnyberg2
  • · Replies 32 ·
2
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32

Help with 5V Circuit & 3x 100 OHM Resistor LED

  • Zatara7
  • · Replies 4 ·
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4

Frequency multipliers and mixers

  • Enthalpy
  • · Replies 5 ·
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5

How to connect thermistor without a PIC

  • tuncS
  • · Replies 1 ·
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1

Choosing the Right Electric Generator for Your Living Room in the USA

  • biferi
  • · Replies 24 ·
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24

Removing RF Frequencies from Smart Meter w/Capacitor

  • kdrifter4400
  • · Replies 2 ·
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2

How Does Modulation Ratio Affect Voltage and Frequency in Power Systems?

  • aswathymohan
  • · Replies 4 ·
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4

Eliminating Piston Oscillation with PID Control in Electropneumatic Systems

  • ilconformista
  • · Replies 9 ·
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9

Trying to replicate an accelerator pedal using a differential amplifier

  • jacadams
  • · Replies 2 ·
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2

Home Wiring Questions: Hot, Neutral, Ground Voltage

  • hardworker
  • · Replies 2 ·
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2

Varification needed for small trigonometrical Fourier series, PRESSING

  • toneboy1
  • · Replies 4 ·
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4

Induction motor - no load speed

  • MrPacane
  • · Replies 6 ·
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6

Why poles of machine are always even?

  • swayam007
  • · Replies 1 ·
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1

Understanding Master-Slave Flip Flop

  • Toyona10
  • · Replies 6 ·
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6

Which Noise Mitigation: Feed Thru Cap or Common Mode Choke?

  • likephysics
  • · Replies 5 ·
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5

AA vs. AAA vs. D Battery - Life Differences

  • jaydnul
  • · Replies 6 ·
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6

What Causes Inverted Voltage Peaks in a Rogowski Coil?

  • F.ono
  • · Replies 8 ·
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8
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2

Can the value Q not be sensitive to the circuit components?

  • FOIWATER
  • · Replies 5 ·
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5

Choosing Best Rectifier/Diodes for 12V 50A Transformer

  • derek10
  • · Replies 5 ·
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5

How to measure the transfer function in Simulink?

  • jean28
  • · Replies 4 ·
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4
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4