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

H-Bridge troubles (driving a stepper motor)

  • loamobn1
  • · Replies 1 ·
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1

Looking for an idea for a new product.

  • JerryG
  • · Replies 20 ·
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20

Reading Error by Two Unsynchronized Power Meter

  • ayinaim
  • · Replies 8 ·
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8

Is it possible to run Window$ 3.1 on STM32?

  • Alex_Sanders
  • · Replies 3 ·
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3

Component selection for special purpose amplifier

  • Greg-ulate
  • · Replies 5 ·
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5

How Does a Tesla Coil Work and How to Build One?

  • Dreamius.BPT
  • · Replies 3 ·
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3

How one does make sense of AC circuit's forced response?

  • mt1200
  • · Replies 10 ·
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10

Measure the strength of the signal

  • Physicslearner500039
  • · Replies 2 ·
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2

Noise Calculations for OP27 Op-Amp

  • SamBam77
  • · Replies 18 ·
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18

Microprocessor for stacking inverters

  • elinxie
  • · Replies 3 ·
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3

Calculate Power Usage using device specs

  • paulie walnut
  • · Replies 4 ·
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4

Fourier transform of pulse sequence of varying pulse widths

  • jrive
  • · Replies 1 ·
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1

The whys of Combined Cycle power plants

  • Charles123
  • · Replies 34 ·
2
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34

Improving Power Factor of switching load

  • I_am_learning
  • · Replies 21 ·
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21

Wireless Power Project need Help (Its not same old thing)

  • harshnisar
  • · Replies 3 ·
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3

Question on current draw from an inverter

  • tommy060289
  • · Replies 3 ·
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3

Combining two audio sources, digitally

  • Skaperen
  • · Replies 14 ·
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14

Grounding Terminal In Electrical Plugs: Protection or Risk?

  • Bararontok
  • · Replies 8 ·
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8

Why +ve terminal of electrolytic caps must be connected to +ve of battery?

  • dexterdev
  • · Replies 3 ·
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3

Schematic for Holographic Projection

  • _maxim_
  • · Replies 3 ·
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3

Surplus electric power in grids

  • Charles123
  • · Replies 21 ·
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21

What is so special about TWO PORT NETWORKS

  • shippo113
  • · Replies 3 ·
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3

I get shock when i touch my electronic equipments

  • Physicslearner500039
  • · Replies 9 ·
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9

Audio amplifier using only 1 op-amp [single supply]

  • Bassalisk
  • · Replies 9 ·
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9

Newbie needs help understanding a tachometer's monitor

  • cfauvel
  • · Replies 8 ·
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8

Where can I find a Potentiometer Panel-mount, single-turn, 2K linear

  • Kieranlavelle
  • · Replies 6 ·
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6

Resistor Voltage Drop Concept Question

  • Simon777
  • · Replies 15 ·
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15

Two Frequency Input Solving for Output

  • KasraMohammad
  • · Replies 9 ·
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9

Why is three phase power rare in US homes?

  • Charles123
  • · Replies 3 ·
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3

Monitoring power line conditions

  • Skaperen
  • · Replies 8 ·
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8

How can I fix my soldering iron that won't heat up?

  • Physicslearner500039
  • · Replies 9 ·
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9

How Can I Generate a 2kHz PWM Control with PIC16F84?

  • Essadaoui_Red
  • · Replies 1 ·
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1

Op Amp Design Problem Help Needed I am trying design

  • cyberkaju
  • · Replies 2 ·
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2

How to start hacking electronics

  • jehan60188
  • · Replies 7 ·
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7

About transformer configuration

  • damithfirst
  • · Replies 4 ·
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4

Ignition Coil Won't Spark from Mosfet but DOES spark By Hand? HELP?

  • pha3z
  • · Replies 11 ·
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11

Understanding RF Power: A Beginner's Guide

  • beatlemaniacj
  • · Replies 5 ·
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5

Simple Circuit for high power LED

  • selseg
  • · Replies 6 ·
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6

Need help building a Near Infrared Spectroscopy Device

  • stanford
  • · Replies 2 ·
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2

Why does my transistor desaturate so slowly

  • Ebola0001
  • · Replies 6 ·
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6
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2

Calculating BJT Dynamic Parameters with Charge Control Equations

  • kyva1929
  • · Replies 1 ·
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1
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1

How to add capacitance in between two points end points of spiral coil?

  • Jeetkumar
  • · Replies 1 ·
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1

Designing an Effective system for lunar robots

  • MonserrateM
  • · Replies 1 ·
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1

Carbon Nanotube FET: Gate Voltage and Conductance

  • w.shockley
  • · Replies 1 ·
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1

DSP on Data Acquired from Agilent Software

  • ZunairaMaryam
  • · Replies 1 ·
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1

Why industrial motors etc need 3 phase power?

  • Charles123
  • · Replies 1 ·
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1

A high power current amplifier circiut?

  • matinking
  • · Replies 1 ·
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1

Paper presentation(Electronics and telecommunication engineering)

  • arvik
  • · Replies 7 ·
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7

Active Noise Cancellation / Soundproofing

  • jonnyb
  • · Replies 4 ·
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4

Any tips for designing versatile logic circuits in the 1980s?

  • sandy.bridge
  • · Replies 7 ·
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7

How much power is needed to melt aluminum using induction heating?

  • mustafa01991
  • · Replies 7 ·
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7

How to interpret datasheets? (akak 7-segment displays)

  • jehan60188
  • · Replies 1 ·
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1

1500w 120vac variable power control

  • T Handy
  • · Replies 3 ·
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3
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2

Design PWM to cope with supercapacitor and battery(help)

  • shanver
  • · Replies 4 ·
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4

Discover the Science Behind Physically Inverting Sound Waves

  • Bluestribute
  • · Replies 15 ·
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15

Can Bluetooth Replace IR in TV Remotes?

  • bhaazee
  • · Replies 5 ·
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5

Detecting resonance Q factor with a change in dielectric properties.

  • DragonPetter
  • · Replies 2 ·
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2

Some basics of power loss and voltage drop in cables

  • tommy060289
  • · Replies 8 ·
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8

What actually completes a circuit? Ground vs return.

  • Elquery
  • · Replies 13 ·
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13

Is It Possible to Extend Flame Duration Beyond 100% Duty Cycle?

  • rama1001
  • · Replies 3 ·
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3

Flux lines in diametrically magnetized cylinder

  • Awfulwaffle
  • · Replies 3 ·
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3

Does Resistance Decrease Over Time for Metal Resistors?

  • kahwawashay1
  • · Replies 3 ·
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3

Take the New MITx Course: "Circuits and Electronics

  • nobahar
  • · Replies 6 ·
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6

Troubleshooting Vibration Motor Circuit with Potentiometer - Tips and Fixes

  • nani_student
  • · Replies 5 ·
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5

Figuring out motor power needed

  • Corporate666
  • · Replies 2 ·
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2

Connecting a 9v AC Circuit to a 9v Battery

  • AlexJames
  • · Replies 9 ·
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9
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3

Inducatnce and Capacitance calculation for rectangular spiral coil

  • Jeetkumar
  • · Replies 4 ·
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4

Decreasing Capacitor charge time

  • poekrel
  • · Replies 1 ·
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1

Multiplying Voltage for Coil Gun - DIY Project

  • poekrel
  • · Replies 3 ·
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3

Building a coil for generating ELF magnetic fields

  • GVP
  • · Replies 4 ·
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4

How does alternating current produce a sine wave over time?

  • Annabell
  • · Replies 35 ·
2
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35
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3

(QUESTION) electric motor nature

  • hondaman520
  • · Replies 8 ·
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8

How does path loss affect wireless transmission?

  • Fischer777
  • · Replies 17 ·
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17

Calculating heat output from current

  • timsea81
  • · Replies 4 ·
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4

How do I relate flux equation to transformers?

  • pghaffari
  • · Replies 12 ·
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12

How can improve voltage quality?

  • upendra badal
  • · Replies 2 ·
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2

Difference between neutral and ground

  • sirsajid
  • · Replies 55 ·
2
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55

Current through Voltage in a Transfer Function

  • KasraMohammad
  • · Replies 2 ·
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2

Difference between Pulse Wave and PWM ?

  • Etude
  • · Replies 2 ·
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2

Varying Distance Radio Wave Travels: Questions & Answers

  • harshnisar
  • · Replies 14 ·
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14

Questions about frequency and pattern

  • beatlemaniacj
  • · Replies 4 ·
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4

Difference between Oudin coil and Tesla coil

  • Fischer777
  • · Replies 1 ·
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1

Need help finding plug/socket cable connectors

  • AppleBite
  • · Replies 1 ·
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1

MOSFETs and floating gate potential

  • sandy.bridge
  • · Replies 11 ·
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11
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9

Buy Relays at Cheap Prices | 8 & 11-Pin Contact Relays

  • sangara
  • · Replies 1 ·
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1

Transfer function from Gain Margin and Phase Margin

  • vpk
  • · Replies 2 ·
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2

Working of Pulse Input Speed Indicator

  • Etude
  • · Replies 2 ·
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2

Can someone please explain phase shifting?

  • OysteinJ
  • · Replies 15 ·
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15

I have a question if i have a oscillator pushing 7.8 Hz 144 Hz cycle

  • bary235
  • · Replies 1 ·
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1

BJT voltage on the emitter question

  • ttsky
  • · Replies 3 ·
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3

Is MIT 6.002x Open to Everyone?

  • physiker_192
  • · Replies 1 ·
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1

(signal processing)Time domain vs Frequency domain, totally confused

  • nomisme
  • · Replies 8 ·
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8

Launching a Ball with Precision: A Projectile Motion Project

  • CoolGod
  • · Replies 8 ·
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8

Calculate phase angle between sine waves?

  • rjsalmon
  • · Replies 1 ·
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1