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 an oscilloscope capture random non-periodic signals correctly?

  • fog37
  • · Replies 3 ·
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3

Is this RFID antenna design possible?

  • 40hrCaptain
  • · Replies 7 ·
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7

Electrical circuit Source transformation Question

  • tim9000
  • · Replies 38 ·
2
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38

Building a touchscreen using two wire meshes

  • Sorade
  • · Replies 11 ·
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11

Induced EMF within a part of a parallel circuit?

  • PhiowPhi
  • · Replies 35 ·
2
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35

Where Can I Find a Thermo Resistor Safety Switch for My DIY Lamp?

  • Salvador
  • · Replies 10 ·
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10

120v DC concrete drillmotor project, good power source?

  • J35T3R
  • · Replies 2 ·
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2

Insights Misconceiving Mutual Inductance Coefficients - Comments

  • rude man
  • · Replies 4 ·
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4
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1

Simulating noise with Yuler and Burg

  • ramesses
  • · Replies 2 ·
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2

Current density peaks at the interface conductor/insulator

  • No_127_0_0_1
  • · Replies 2 ·
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2

Fermi level in extrinsic semiconductors

  • prudhvi mohan
  • · Replies 1 ·
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1

Difference between electrical and thermal faults?

  • ART21
  • · Replies 4 ·
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4

Three single phase transformer with different %Z's

  • JWT
  • · Replies 5 ·
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5

Help finding some specific elements for infrared (IR) sensor

  • Su-Te Tsai
  • · Replies 1 ·
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1

How inductors are affected by other factors

  • bradzyc
  • · Replies 2 ·
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2

Failing in Analyzing these (unusual) circuits

  • PhiowPhi
  • · Replies 3 ·
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3

Why does the Darlington configuration work the way it does?

  • iScience
  • · Replies 1 ·
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1

Where Can I Find Top-Notch IR Sensor Solutions for My System?

  • Bruce Chuang
  • · Replies 2 ·
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2

How Can I Boost 55mV from a Peltier to 3V?

  • John Rambosi
  • · Replies 7 ·
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7

Predicting DC generator response

  • DH2
  • · Replies 3 ·
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3

High side driver/Low side driver

  • waltersobchak
  • · Replies 9 ·
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9

How to increase the output power of function generator?

  • ymsong01
  • · Replies 4 ·
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4

Help with finding the right resistor

  • MattG2826811
  • · Replies 4 ·
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4

How to store electrical energy?

  • ryanuser
  • · Replies 8 ·
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8

Electric circuit question -- Battery terminal potentials

  • bnlacava
  • · Replies 10 ·
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10

Strange questions about electrical circuits

  • Guidestone
  • · Replies 60 ·
3
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60

Why doesn't converter operate pump?

  • gmagic
  • · Replies 19 ·
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19

What is Embeddable In-Metal RFID and How Does It Work?

  • 40hrCaptain
  • · Replies 1 ·
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1

Basic Wiring Help: Learn How to Wire an Instrument

  • PetePetePete
  • · Replies 2 ·
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2

Setting Up a RF Lab for Low Frequency DSP Projects | Nate Duong

  • Nate Duong
  • · Replies 14 ·
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14

Class 2 battery charger as a LED power supply?

  • Semiavas
  • · Replies 12 ·
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12

Is a Self-Powered Vibration Generator Possible?

  • BillIsTheDill
  • · Replies 3 ·
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3

Understanding Earthing: Risks and Safety in Un-Earthed Energy Networks

  • Bringitondown
  • · Replies 5 ·
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5

How to create force of 3000 joules to push iron ball of 100gm?

  • aman patel
  • · Replies 3 ·
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3

Easy Guide to Installing 2 Switches for 1 Lamp: A Beginner's Tutorial

  • Silicon Waffle
  • · Replies 1 ·
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1

What Is a 56k Modem? Explained Here

  • Niaboc67
  • · Replies 3 ·
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3

Emulating car battery output through home power?

  • Jak Nikols
  • · Replies 39 ·
2
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39

How Can I Determine the Number of Poles in a Burnt AC Induction Motor?

  • BlackMelon
  • · Replies 2 ·
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2
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8

What is the Purpose of Current in a Transformer?

  • Guidestone
  • · Replies 7 ·
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7

Can I Build a 3-Phase Voltmeter for Testing Motorcycle Alternators?

  • XZ923
  • · Replies 4 ·
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4

How can I calculate the usage of a generator for a system?

  • Harry1984
  • · Replies 9 ·
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9

Star Delta Line/Phase Voltage Confusion

  • KMoran28
  • · Replies 19 ·
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19
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14

Need some key words to look up equipment

  • rompecabeza
  • · Replies 7 ·
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7

Alarm Clock & Wiring: Is It Possible?

  • drakonhardt
  • · Replies 3 ·
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3

Induction motor as transformer

  • cnh1995
  • · Replies 6 ·
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6

What wire size should be used for USB charging ports on a luxury coach bus?

  • Robert Lepping
  • · Replies 6 ·
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6

Selecting the correct power source for a Cockroft-Walton Multiplier

  • Cu_extractor
  • · Replies 1 ·
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1

Reduce RPM of 12V 0.66A D.C Motor from 60 to 30

  • Arun Sarkar
  • · Replies 3 ·
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3

Will a Faraday cage affect the efficiency of motors inside?

  • Jarfi
  • · Replies 7 ·
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7

A circuit breaker does not work properly?

  • Michael George
  • · Replies 5 ·
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5

Which is better to connect a bulb switch ?

  • Michael George
  • · Replies 2 ·
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2

Antiquated Switchgear: Arc Flash Hazards

  • Dembadon
  • · Replies 3 ·
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3

I'm curious about radiation effect from high speed cpu

  • goodphy
  • · Replies 5 ·
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5

How can I wire together two sets of computer sound systems?

  • MrEklipze
  • · Replies 7 ·
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7

Help with removing a light bulb from motorcycle circuit?

  • johnny248
  • · Replies 13 ·
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13

Will a DC to Pulse Width Modulator work for SS Tesla Coil?

  • Brian Wood
  • · Replies 8 ·
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8

Understanding Laser Diodes: Operation & I-V Curves

  • Uzair Shabbir
  • · Replies 3 ·
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3
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13

I need to build an electromagnet to provide 10mN eddy current brake

  • Anoop Varghese
  • · Replies 10 ·
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10

Help with control from Arduino Mega to ADXL345 Accelerometer

  • NaughtyBear
  • · Replies 1 ·
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1

Understanding Household Connected Load: Demystifying Your Electricity Bill

  • rizwanibn
  • · Replies 7 ·
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7

Krichhoff's voltage law as conservation of energy

  • person_random_normal
  • · Replies 5 ·
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5

Troubleshooting a Circuit in TINA Software: Help Needed!

  • write2diba
  • · Replies 2 ·
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2

Which Electrical Circuit Simulator is Recommended for New EE Students?

  • Rectifier
  • · Replies 4 ·
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4

Difference between Lithium Ion and Nickel Metal Hydride

  • Infinityze
  • · Replies 6 ·
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6

Induced EMF in a small volume of a conductor?

  • PhiowPhi
  • · Replies 2 ·
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2

Homemade Electromagnetic Sledge Hammer: Build & Power Needs

  • Albert E
  • · Replies 9 ·
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9

What's the Best Device for Simulating Car Vibrations?

  • BillIsTheDill
  • · Replies 8 ·
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8

What happens when collector-base voltage is 0 in transistor?

  • goodphy
  • · Replies 15 ·
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15

Understanding Low Impedance & EMI/RFI in Audio

  • cda
  • · Replies 2 ·
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2

What power supply (amps) would run this plasma globe?

  • Abir
  • · Replies 8 ·
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8

How to measure this capacitance using a capacitance meter

  • nst.john
  • · Replies 2 ·
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2

60Hz to 50Hz converter for subwoofer

  • Fixer187
  • · Replies 20 ·
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20

Trying to build a capacitor charging circuit

  • FelixP
  • · Replies 14 ·
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14

Guide to Wiring 6 LED Bulbs in One Switch for 220V AC - Expert Tips

  • alvinneedhelp
  • · Replies 16 ·
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16
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3
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6

Induction: How Nearby Coils Generate Current

  • Kavyesh Talwar
  • · Replies 10 ·
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10

Why would cascode amp oscillate?

  • Ponderer
  • · Replies 14 ·
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14

NFC/RFID devices -- How do they transmit data?

  • H Smith 94
  • · Replies 1 ·
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1

Armature and field winding of Generator

  • psvtrajan
  • · Replies 12 ·
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12

Achievable torque from regenerative braking

  • jakesmith
  • · Replies 9 ·
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9

Question for stability of negative feedback OP-AMP

  • goodphy
  • · Replies 5 ·
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5

The most suitable batteries for 4x5V motors 1.2A

  • =SJ=
  • · Replies 8 ·
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8

Types of transformers used in LCD backlights

  • KarlH
  • · Replies 9 ·
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9

Why is my D.C. ammeter reading fluctuating?

  • Ng Sio Hong
  • · Replies 9 ·
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9

Troubleshooting 1/8 HP Motor w/ SCR & Relays

  • jloom977
  • · Replies 1 ·
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1

Why is my plasma globe causing a geiger counter to go crazy?

  • Zackary Miller
  • · Replies 17 ·
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17

Build electric washing machine from saw motor

  • LadyEyeWire
  • · Replies 4 ·
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4

Detect Airflow + Regulate Temperature

  • pst
  • · Replies 1 ·
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1

How to guage noise of 3 wire serial line (RS485)

  • cpscdave
  • · Replies 10 ·
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10

Electromagnetic Engine: Can It Power an Engine?

  • psvtrajan
  • · Replies 8 ·
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8

Question for noninverting op-amplifier for AC

  • goodphy
  • · Replies 18 ·
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18

Electrometer tube in UHF apllication

  • Ravaner
  • · Replies 2 ·
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2

Changing iPhone Battery: Tips for DIY NiMH Replacement | 1810 mAh to 300 mAh

  • Infinityze
  • · Replies 2 ·
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2

What is this symbol in this circuit and its functionality?

  • ppokhare
  • · Replies 7 ·
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7

Can pocket FM radio output at 50kHz?

  • Paul Uszak
  • · Replies 29 ·
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29