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

How Can I Increase Electrostatic Force in the Grinding Wheel Industry?

  • abrohit
  • · Replies 3 ·
Replies
3

Pulsing a 2W Laser Diode w/ 26 AWG Wire - Is Gauge Okay?

  • roeb
  • · Replies 3 ·
Replies
3

Questions for a working computer engineer

  • zackb4
  • · Replies 1 ·
Replies
1

When and why do we use common emitter, base, and collector configurations?

  • amaresh92
  • · Replies 6 ·
Replies
6

Applications of orthogonal and orthonormal functions in engineering

  • buffon2009
  • · Replies 1 ·
Replies
1

Antenna Design Books: 60Hz to 100KHz Textbooks/Ref Material

  • dmorris619
  • · Replies 1 ·
Replies
1
Replies
8

How does a binary divider circuit work?

  • Archanaskulka
  • · Replies 2 ·
Replies
2
Replies
36

Does Decreased Humidity Increase Triboelectric Charge Accumulation?

  • Phrak
  • · Replies 2 ·
Replies
2

Why Squirrel cage rotor is short circuited?

  • niko_bellic
  • · Replies 3 ·
Replies
3

Building(or buying) a cheap relay that puts out at least 15hz at low voltage

  • ben123324
  • · Replies 14 ·
Replies
14

Understanding Reactive Power Measurement with Wattmeter Configuration

  • mnada
  • · Replies 5 ·
Replies
5

Superposition Tutorial Question

  • siylence
  • · Replies 3 ·
Replies
3

On Solder and Superconductivity

  • uWave_Matt
  • · Replies 5 ·
Replies
5
Replies
2

How does a 9v lithium battery know how much current to put out?

  • elbeasto
  • · Replies 8 ·
Replies
8

What is a short circuit and what happens in different circuits?

  • observer20
  • · Replies 7 ·
Replies
7

How does the 74LS169 4-bit up/down binary counter work?

  • JerryG
  • · Replies 1 ·
Replies
1

Building small Faraday generators for wearable suit

  • GoldenTurtle
  • · Replies 7 ·
Replies
7

How do I make a 74193 counter count exactly 3 clock cycles?

  • cupcake
  • · Replies 4 ·
Replies
4

Is the Electric Field Zero Inside a Charged Hollow Sphere?

  • alphaomega@ho
  • · Replies 9 ·
Replies
9

Calculating Electric Motor Requirements for Golf Buggy

  • bertie991
  • · Replies 5 ·
Replies
5

Harmonics in power calculations

  • Sparky_
  • · Replies 2 ·
Replies
2

How are cable sizing calculations performed?

  • sportynumair
  • · Replies 6 ·
Replies
6

Speed control of Induction motor

  • rohit63
  • · Replies 3 ·
Replies
3

How do power-up a garbage disposal with 12 volts

  • Margaritaman
  • · Replies 1 ·
Replies
1

Calculation of torque of a DC motor

  • fawaaz
  • · Replies 3 ·
Replies
3

Why can't I plug my guitar directly into my computer speakers?

  • Sniperman724
  • · Replies 10 ·
Replies
10

Vibration counter device with 2in x 2in display using pedometer components

  • wdmccall
  • · Replies 2 ·
Replies
2

Full well capacity and dynamic range of CCD

  • chenhon5
  • · Replies 1 ·
Replies
1

Required voltage for torque specs

  • elbeasto
  • · Replies 6 ·
Replies
6

Why is AC more dangerous than DC?

  • vf_one
  • · Replies 6 ·
Replies
6

Would it be possible for a Tazer to render an IED's trigger

  • jordan3
  • · Replies 2 ·
Replies
2

How much do you trust your software?

  • Topher925
  • · Replies 5 ·
Replies
5

PI controller (feed back control) for boost converter

  • Naeem
  • · Replies 3 ·
Replies
3

Near field antenna measurements sampling for plane wave spectrum

  • farazk86
  • · Replies 2 ·
Replies
2

Measuring an external voltage on Mac

  • navyav8er
  • · Replies 8 ·
Replies
8

Power plants alternating emf is generated by rotating

  • prudhvi mohan
  • · Replies 5 ·
Replies
5

Low Voltage DC Power Supplies - Why?

  • chiasm
  • · Replies 4 ·
Replies
4

Designing a Microstrip Impedance Matching Circuit for 50Ω-j500Ω @900MHz

  • VinnyCee
  • · Replies 5 ·
Replies
5

How can i know the current gain of transistor fom its data sheet?

  • tefavolc
  • · Replies 3 ·
Replies
3

Why use an op-amp if output is limited by power supply voltage?

  • ╔(σ_σ)╝
  • · Replies 13 ·
Replies
13

TV Digital aerial with Tin foil to improve signal.

  • sammmz
  • · Replies 1 ·
Replies
1

How Can I Measure Fluid Level Without Sensors Using Electronics?

  • theecoop
  • · Replies 4 ·
Replies
4

Why am I seeing interference patterns in my SC-SC optical fiber readout?

  • cyclone24
  • · Replies 10 ·
Replies
10

Faraday's Law in the frequency domain

  • dmorris619
  • · Replies 4 ·
Replies
4

Determining Decoupling Capacitor Value for EMI Reduction

  • cyclone24
  • · Replies 19 ·
Replies
19

How Do Filters Affect Closed-Loop Control Systems?

  • Riscilla
  • · Replies 2 ·
Replies
2

Try to built a simple transistor circut

  • tefavolc
  • · Replies 13 ·
Replies
13

Ok to use MOSFET body diode as flyback protection?

  • TheAnalogKid
  • · Replies 3 ·
Replies
3

Can an ideal voltage source have infinite power?

  • alphaomega@ho
  • · Replies 8 ·
Replies
8

Current source for 1.35 yoctoamps ±0.10 yA

  • lennybogzy
  • · Replies 2 ·
Replies
2

Correcting P.F. and sag, using caps, consumes power?

  • Jeff57
  • · Replies 5 ·
Replies
5

Interference at Odd vs Even Harmonics: Is the Square Wave Really Square?

  • cyclone24
  • · Replies 3 ·
Replies
3

Voltage, current, capacitors, transistors, diodes and schematics

  • insignia96
  • · Replies 2 ·
Replies
2

What wire gauge should I use for 100 watts?

  • johnbrown11
  • · Replies 3 ·
Replies
3

Why did they switch from blue screen to green screen?

  • sophiecentaur
  • · Replies 5 ·
Replies
5

How does a flashing LED kit work?

  • Hyperspace2
  • · Replies 6 ·
Replies
6

De-Rectifying Automobile Alternator

  • edable
  • · Replies 8 ·
Replies
8

Why 2 diodes in series for full bridge rectifier

  • es1
  • · Replies 6 ·
Replies
6

Grounding one speaker coil wire instead of both

  • Hyperspace2
  • · Replies 3 ·
Replies
3

Superposition Thoerem Understanding Problem

  • hevsuit
  • · Replies 4 ·
Replies
4

Practical control parameters for UAV?

  • jakesee
  • · Replies 2 ·
Replies
2

Difference between open and closed loop gain

  • nbo10
  • · Replies 4 ·
Replies
4

Relationship betwen sink current and ability to pull the line low

  • maverick202
  • · Replies 2 ·
Replies
2

Building radio transmitters and receivers without PCBs or kits

  • prasad_reddy
  • · Replies 2 ·
Replies
2

What multimeter features should I consider for my circuitry projects?

  • The Sand Man
  • · Replies 9 ·
Replies
9

Order of systems/signal classes important?

  • flemmyd
  • · Replies 1 ·
Replies
1
Replies
3

Dielectric constants what is the limit

  • mishraanwesh
  • · Replies 3 ·
Replies
3

What is the peak to peak of a 2.00 cm diameter coil with 4000 turns at 1000 Hz?

  • argentin018
  • · Replies 1 ·
Replies
1

Why is Flux Through Core Doubled at Transformer Start-Up?

  • djsourabh
  • · Replies 5 ·
Replies
5

CMOS+TTL board powered by Centronics port signals alone

  • Ravaner
  • · Replies 4 ·
Replies
4

Finding 4.7Ω 2W and 8.2Ω 4W resistors for high-power LEDs

  • eleones
  • · Replies 3 ·
Replies
3

Alternating current and magnets question

  • jearls74
  • · Replies 13 ·
Replies
13

Electric Vehicle Battery specification (very basic)

  • robinfisichel
  • · Replies 63 ·
3
Replies
63

PowerWorld Sim: Constant Q, Variable P Impact on Load Bus Voltage

  • scothoward
  • · Replies 1 ·
Replies
1

Finding Thevenin eq of this circuit

  • The_Lobster
  • · Replies 1 ·
Replies
1

Is There a Quicker Method to Solve Circuit Problem 9.2.3b Using Superposition?

  • The_Lobster
  • · Replies 1 ·
Replies
1

Restricted Earth Fault Trip due to inrush current

  • Sreelathag
  • · Replies 1 ·
Replies
1

What voltage and current produce corona around a wire?

  • jef9911
  • · Replies 1 ·
Replies
1
Replies
1
Replies
4
Replies
1

Voltage across open circuit (very basic question)

  • jjxdd
  • · Replies 1 ·
Replies
1

Fabricating PIN Diode with Boron, Si and Phosphorus

  • mabm_05
  • · Replies 1 ·
Replies
1

Muscle relaxant/stimulant circuit

  • missfangula
  • · Replies 1 ·
Replies
1

How and why does noise form in electronic circuits

  • amaresh92
  • · Replies 3 ·
Replies
3

Source with short circuit, 0 potential difference?

  • The_Lobster
  • · Replies 4 ·
Replies
4

Why does scaling DFT by e^(-2πix₀ξ) not shift the signal in time?

  • junglebeast
  • · Replies 4 ·
Replies
4

Connecting 74LS90 decade counters to drive a 4-digit 7-segment display

  • syee10
  • · Replies 5 ·
Replies
5

Common emitter transistor configuration

  • amaresh92
  • · Replies 3 ·
Replies
3

NpN bipolar transistor current gain

  • Azelketh
  • · Replies 11 ·
Replies
11

Analogies for internal resistance and emf

  • The_Lobster
  • · Replies 4 ·
Replies
4

Understanding Characteristics of RLC Circuits

  • elecz
  • · Replies 4 ·
Replies
4

PNP Transistor - Amateur Question

  • carlodelmundo
  • · Replies 2 ·
Replies
2

Buzzer for a normally closed switch

  • MRR
  • · Replies 4 ·
Replies
4

Why does current decrease when secondary voltage increases in a transformer?

  • waqarrashid33
  • · Replies 18 ·
Replies
18

How does wireless data transfer speed impact UAV navigation?

  • jakesee
  • · Replies 2 ·
Replies
2