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

Creating on/off capability using same normally opened P.B

  • DjMadness
  • · Replies 6 ·
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6

Phase Difference Between Two AC Signals: Can it be Zero?

  • akash verma 1920
  • · Replies 5 ·
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5

Understanding phase shift w/ time of 2 different frequencies

  • uniqueguy
  • · Replies 6 ·
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6

Simple program in assembly using Tiva C launchpad?

  • jean28
  • · Replies 2 ·
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2

My Static RAM Cell I Made over the Weekend

  • LtIvan
  • · Replies 6 ·
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6

Input Impedance of off center fed dipoles

  • Jackson Richter
  • · Replies 49 ·
2
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49

Can a MOSFET be used to replace a mechanical potentiometer in a PWM circuit?

  • DarkBabylon
  • · Replies 10 ·
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10

Electrical distribution network

  • Ryan Walkowski
  • · Replies 4 ·
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4

Can a capacitor start a toy car?

  • pug
  • · Replies 5 ·
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5

What is the Notation Used in Simulating an OFDM Channel?

  • JasonHathaway
  • · Replies 1 ·
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1

Is it Safe to Operate a VFD Motor Above Nominal Speed?

  • russ_watters
  • · Replies 7 ·
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7

Connecting a protection diode to a Li-Ion 18500 battery

  • richleyance
  • · Replies 11 ·
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11

Boost converter in Simulink problem

  • OliskaP
  • · Replies 3 ·
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3

Will a UPS physically "protect" computing hardware?

  • billingtame
  • · Replies 11 ·
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11

What Are the Implications of Changing Component Values in a Tube Amp Circuit?

  • Planobilly
  • · Replies 9 ·
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9

Pt1000 RTD thermometer circuit with Wheatstone bridge and op-amps

  • TimeLordo123
  • · Replies 5 ·
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5

DC Drive rating to run DC Shunt Generator

  • Ramachandra Rao KN
  • · Replies 4 ·
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4

IC chip for battery voltage level detector with LED display

  • Akmalidin
  • · Replies 3 ·
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3
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6

Limit switches to control motor direction

  • zxcvb
  • · Replies 4 ·
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4

How to detect that my device is underwater?

  • tjvv
  • · Replies 7 ·
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7
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2

The Effects of Resistance on Voltage

  • Mykhalo P
  • · Replies 5 ·
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5

Wireless, RF, inverse fourth power law vs inverse square law

  • FrankJ777
  • · Replies 5 ·
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5

Heat at plug end of power cord higher than rest of cord

  • FactChecker
  • · Replies 6 ·
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6

TDS2004B Oscilloscope Accuracy Determination

  • Jamison Lahman
  • · Replies 2 ·
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2

Where Does Current Go With a 4V Servo?

  • pug
  • · Replies 3 ·
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3

How does the core size affect an Inductor's efficiency?

  • EddieP
  • · Replies 5 ·
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5

Is an Underdamped RLC Circuit Possible?

  • gmm
  • · Replies 1 ·
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1

How much current and voltage to heat a resistor to a target temperature?

  • Passionate Eng
  • · Replies 4 ·
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4

RI interference on a garage door

  • davisa
  • · Replies 4 ·
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4

Rising voltage leak to 100v AC - 220v 50Hz 35uF 1.5KW motors

  • marcophys
  • · Replies 17 ·
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17

Resonant circuit current calulation

  • raoxas
  • · Replies 1 ·
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1

Why Does a Yd1 Transformer Connection Cause a -30 Degree Phase Shift?

  • OliskaP
  • · Replies 3 ·
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3

Is My Bipolar Base Emitter Voltage Calculation Accurate?

  • falcon555
  • · Replies 4 ·
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4

Can I use battery w/ higher voltage than specified?

  • camrocker
  • · Replies 6 ·
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6

RC bandpass filter peaking at 10kHz with specific attenuation

  • BiGyElLoWhAt
  • · Replies 98 ·
4
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98

12V Marine Deep Cycle Battery Post is Moving -- Is the Battery Damaged?

  • foolios
  • · Replies 8 ·
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8

Creating electricity from heat (without steam)

  • Tommyboyblitz
  • · Replies 7 ·
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7

What is the best battery for a Search & Rescue Robot on a budget?

  • CasVS
  • · Replies 6 ·
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6

It is about common emitter configurations

  • saranga
  • · Replies 5 ·
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5

At what capacitance do HV capacitors become dangerous to human touch?

  • leviterande
  • · Replies 15 ·
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15

Looking for electronics/engineering magazine suggestions

  • tensor0910
  • · Replies 2 ·
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2

Smearing an audio recording using Fourier transform

  • dwarp
  • · Replies 3 ·
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3

Huawei Y6 2 battery drains from 80% to 50% in 2.3 hours web browsing

  • HyperTechno
  • · Replies 11 ·
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11

Why do these antennas have different radiation patterns?

  • qnach
  • · Replies 12 ·
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12

TN/cyanophenylcyclohexanes for lcd displays

  • rppearso
  • · Replies 1 ·
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1

Best way to non-conductive coat aluminum?

  • kolleamm
  • · Replies 9 ·
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9

Common base type of a transister

  • saranga
  • · Replies 2 ·
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2

240V transformer with center tap neutral point

  • putta
  • · Replies 15 ·
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15

Making a homemade electric lighter

  • theonecalledU
  • · Replies 5 ·
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5

Maximum current carrying capacity (theoretically infinite?)

  • tim9000
  • · Replies 10 ·
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10

What exactly is Joule's law of heating?

  • wstr
  • · Replies 6 ·
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6

Really quick Droop control question

  • tim9000
  • · Replies 8 ·
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8

60mW sources only reading 15mW on power meter

  • daniel1211
  • · Replies 3 ·
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3

Capturing an RF signal from a remote controller

  • Curt Zerr
  • · Replies 4 ·
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4

Circuits motion detector light assembly 3 way proximity

  • VxP
  • · Replies 1 ·
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1
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33

Solving Motor Braking Circuit Problem in Bowling Industry

  • H012
  • · Replies 264 ·
9
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264

How Are Transistors Positioned on Computer Chips?

  • Demystifier
  • · Replies 11 ·
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11

Switching device for switched reluctance motor

  • nothing909
  • · Replies 3 ·
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3

250VDC Line, Transient detection

  • EEFinder
  • · Replies 1 ·
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1

Induction Heating Process Characterization

  • Engineer16
  • · Replies 8 ·
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8
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2

Droop control (load sharing in AC Mains distribution networks)

  • tim9000
  • · Replies 12 ·
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12

Finding series and shunt resistance of solar cell

  • Swati Jain
  • · Replies 1 ·
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1

RLC Black box at different frequencies

  • IonKim
  • · Replies 1 ·
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1

Electroactive Polymers that expand under low voltages

  • Pogona
  • · Replies 2 ·
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2

Correct formula for induced voltage with a stationary coil?

  • NickS1
  • · Replies 10 ·
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10

Hydrogen fuel cells in small applications

  • Pogona
  • · Replies 6 ·
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6

How the reluctance in a magnetic circuit depends on flux?

  • Aswin Sasikumar 1729
  • · Replies 4 ·
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4
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2

I don't know -> how does the virtual world work?

  • Gytis
  • · Replies 7 ·
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7

Rotor EMF in squirrel cage induction motor

  • cnh1995
  • · Replies 11 ·
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11

Designing a printed microstrip dipole antenna

  • Tom48
  • · Replies 15 ·
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15

Inductor polarity when current path reverses in switched circuit

  • TheRedDevil18
  • · Replies 2 ·
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2

AM Modulation: Understanding Envelopes and Detection

  • Khaled Kord
  • · Replies 4 ·
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4

In power transmission why inductance L increases with increased spacing

  • jaus tail
  • · Replies 32 ·
2
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32

Op Amp LM358 LED flasher oscillator

  • Amyniuo
  • · Replies 2 ·
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2

Design choices for running an Electric train (and network)?

  • tim9000
  • · Replies 6 ·
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6

Can I Make a Homemade Electric Bicycle Using Parts from Broken Appliances?

  • tatertoph
  • · Replies 6 ·
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6

Choosing the Right Wire for an Impulse Voltage Generator

  • corruptdna
  • · Replies 3 ·
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3

Understanding an RF remote control

  • Curt Zerr
  • · Replies 4 ·
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4

Salvaged Washing Machine Motor to Power Chicken Plucker

  • OS_Dad
  • · Replies 6 ·
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6

Buck converter AOZ1242DI intermittently cuts output to zero under load

  • Dextrine
  • · Replies 16 ·
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16

What is the relationship between matrix dimensions in state space control?

  • kidsasd987
  • · Replies 1 ·
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1

Calculating Pulse Transformer Frequency at Voltage

  • Honk
  • · Replies 2 ·
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2

How Can RMS Current Be Represented as a Phasor?

  • Zheng_
  • · Replies 11 ·
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11

Time Invariance of System with x(t) and y(t) Equations

  • Drew Carter
  • · Replies 4 ·
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4

A robot that is programmed to react to external stimuli

  • Tabaristiio
  • · Replies 3 ·
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3

Identifying time and/or amplitude transformations

  • Drew Carter
  • · Replies 2 ·
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2

Can You Play Audio Over a PA System Using a Phone?

  • aerohead_18
  • · Replies 2 ·
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2

Desolder and solder IC with power pad under

  • yungman
  • · Replies 7 ·
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7

Need circuit of remote volume control

  • yungman
  • · Replies 3 ·
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3

How do you choose which quad amp to use for a microphone amp

  • d_rock
  • · Replies 9 ·
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9

Reliability of low-cost accelerometers in commercial applications

  • marellasunny
  • · Replies 3 ·
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3

Calculating Power and Amps for RC Heli Battery Charger and Generator

  • cjm181
  • · Replies 10 ·
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10

Where can I find a controller for a 3 Phase AC motor?

  • kolleamm
  • · Replies 4 ·
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4

Using a DC Motor as a Generator

  • ChuckStr
  • · Replies 12 ·
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12

How to calculate Distance from Accelerometer Data

  • Vikrant Mohanty
  • · Replies 9 ·
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9