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

Help designing a bridge rectifier

  • George317
  • · Replies 7 ·
Replies
7

Orbital Shaker Rheostat circuit

  • biobort
  • · Replies 9 ·
Replies
9

Understanding the Grounding of Transformers in Marine Electrical Systems

  • Junior01
  • · Replies 15 ·
Replies
15
Replies
22

Does anyone understand where electricity comes from?

  • UWouldKnow
  • · Replies 9 ·
Replies
9

Can anyone tell what's wrong with my circuit?

  • UWouldKnow
  • · Replies 15 ·
Replies
15
Replies
10

Mains transformer with 1.4 ohm primary winding?

  • Plat
  • · Replies 6 ·
Replies
6

Wind turbine AC generator's reluctance

  • Akmalidin
  • · Replies 3 ·
Replies
3

Monitoring a 24 kHz frequency, logging a digital dB reading

  • mishima
  • · Replies 14 ·
Replies
14

Calculating the mutual coupling coefficient of E cores

  • tim9000
  • · Replies 47 ·
2
Replies
47
Replies
4

Thermocouple Type-K: 3 Wires & Ceramic Shield?

  • Artyman
  • · Replies 30 ·
2
Replies
30

Constant current source Inverter

  • ESMAT 1995
  • · Replies 12 ·
Replies
12

Disadvantages of unnecessary increase in PID gain

  • Abdul Wali
  • · Replies 22 ·
Replies
22

How much AC is there in a car battery

  • John1397
  • · Replies 4 ·
Replies
4

Effect of saturation on transformer inductance

  • EEstudent90
  • · Replies 4 ·
Replies
4

Inducing electricity w/ moving piece of metal, static magnet

  • kallesmajs
  • · Replies 10 ·
Replies
10

Circuit breaker using microcontroller project

  • TheRedDevil18
  • · Replies 8 ·
Replies
8

Identifying overhead power lines (esp. UK)

  • Guineafowl
  • · Replies 20 ·
Replies
20

Which Courses Would Benefit Me for Quantum Computing?

  • TheRealShah777
  • · Replies 6 ·
Replies
6

Controlling the speed of an AC motor?

  • CrzCz
  • · Replies 16 ·
Replies
16

Calculating Amps and VA for Multiple Secondary Windings in a 28W Transformer

  • Divendra Nath
  • · Replies 5 ·
Replies
5

Does an alternator obey Ohm's law?

  • torbor
  • · Replies 3 ·
Replies
3

Build a Homemade Radio Receiver from Common Materials

  • ISamson
  • · Replies 11 ·
Replies
11

Ampere's law to calculate the B field from a balanced three-phase system

  • OliskaP
  • · Replies 36 ·
2
Replies
36

Is a Ring Crimp Terminal the Best Connection Tip for TCK Type K?

  • AligatorAmy
  • · Replies 2 ·
Replies
2

DC link and rectifier model, Active current as function of voltage?

  • Liferider
  • · Replies 1 ·
Replies
1

When does self-induction happen?

  • Steven555
  • · Replies 2 ·
Replies
2

Max current densities in a conducting medium

  • Toodles
  • · Replies 10 ·
Replies
10

How do I calculate the output current of an alternator

  • torbor
  • · Replies 3 ·
Replies
3

How Can I Use a Photodiode to Detect LED Light for Spectroscopy?

  • Telemachus
  • · Replies 29 ·
Replies
29

How Do Op Amps Respond to Inverting and Non-Inverting Inputs?

  • Guineafowl
  • · Replies 12 ·
Replies
12

Why Do Railcars Use Inverters with Alternators?

  • john13
  • · Replies 3 ·
Replies
3

Derive The Transfer Function from First Principles

  • optically challenged
  • · Replies 7 ·
Replies
7

Help please -- HMI interface's corresponding documentation too messy

  • jacklii
  • · Replies 2 ·
Replies
2

What is the rotational velocity of hard disk actuator arm?

  • rkatcosmos
  • · Replies 8 ·
Replies
8

Red (power: pin 2) wire for servo motor not connected

  • adamaero
  • · Replies 15 ·
Replies
15

Van der Pauw sample preparation errors

  • Metallus
  • · Replies 3 ·
Replies
3

Mini Electric Horse Fence, or Micro-Taser?

  • Blank_Stare
  • · Replies 41 ·
2
Replies
41

What Could Be Causing the Malfunction in My Linear DC Power Supply?

  • Guineafowl
  • · Replies 17 ·
Replies
17
Replies
12

The Perry Report on USA Electric Power

  • anorlunda
  • · Replies 6 ·
Replies
6

Complex Exponentials Signal processing

  • MikeSv
  • · Replies 3 ·
Replies
3

Touch lamp circuit for posterity....

  • Guineafowl
  • · Replies 3 ·
Replies
3

What's that diode in a solar panel for?

  • John1397
  • · Replies 4 ·
Replies
4

Converting 120VAC to 60VDC: Tips and Tricks for Your LED Light

  • jerromyjon
  • · Replies 2 ·
Replies
2

Help me identify an "object" on a 420 kV line

  • Bavuka
  • · Replies 18 ·
Replies
18

Optimizing EMG Circuit Design: Tips and Parameters for Improved Performance

  • gokul karat
  • · Replies 6 ·
Replies
6

Energy conservation in a magnetron

  • Carl2017
  • · Replies 16 ·
Replies
16

What actual frequency is my mobile phone service in the UK?

  • sophiecentaur
  • · Replies 14 ·
Replies
14

Does a solenoid get warm with inductance?

  • BenTHS
  • · Replies 2 ·
Replies
2

Tubular cartridge heater wattage

  • AligatorAmy
  • · Replies 18 ·
Replies
18

Smoothing DC Output from Transformer

  • JaredJames
  • · Replies 15 ·
Replies
15

Which RTD is better for noise-reduction: 100 ohm or 1k ohm?

  • AAO
  • · Replies 14 ·
Replies
14

What is the best software for the analysis of chaos in electric circuits?

  • student-engineer
  • · Replies 11 ·
Replies
11

Solar panel wires shorted togather

  • John1397
  • · Replies 6 ·
Replies
6

Making a temperature controlled heating element

  • JoeSalerno
  • · Replies 20 ·
Replies
20

Okay to twist thermocouple wires?

  • refind
  • · Replies 27 ·
Replies
27

To make a small acoustic receiver

  • vavapg
  • · Replies 2 ·
Replies
2

MOSFET not working with digital input gate signal, Help please

  • Tesladude
  • · Replies 25 ·
Replies
25

Meaning of cryptographic GPS signal

  • senmeis
  • · Replies 3 ·
Replies
3

Purely Inductive Circuit -- Mathematical proof for current lag

  • CosmicC
  • · Replies 9 ·
Replies
9

Calculate Motor HP at Reduced Frequency & Speed

  • SevenToFive
  • · Replies 7 ·
Replies
7

Insights Why is Ohm's Law only applicable to a limited region?

  • anorlunda
  • · Replies 41 ·
2
Replies
41

Virtual Ground Voltage Reference

  • teroenza
  • · Replies 6 ·
Replies
6

What is the relation between inductance and reluctance?

  • Bavuka
  • · Replies 2 ·
Replies
2

Can a Car Alternator Function as a Battery to Power a Motor?

  • Atomic80
  • · Replies 14 ·
Replies
14

Understanding RF Power Measurement: Average vs. Composite Power

  • Eventide
  • · Replies 1 ·
Replies
1

My Solenoid heated more than it should have

  • ryccoh
  • · Replies 16 ·
Replies
16

Current flow in a two source circuit

  • xJJx
  • · Replies 13 ·
Replies
13

How exactly does an armature spin in an electric motor?

  • Tabaristiio
  • · Replies 5 ·
Replies
5
Replies
50

What Factors Determine the Best Transistor Type for a 12VDC Project?

  • Rx7man
  • · Replies 21 ·
Replies
21

Can this circuit be solved? Please explain

  • Evan T
  • · Replies 10 ·
Replies
10

Nyquist and FM and Signal Mixing....

  • kostoglotov
  • · Replies 1 ·
Replies
1

How Can I Identify Series and Parallel Components in a Circuit?

  • xJJx
  • · Replies 14 ·
Replies
14

Questions about induction heating

  • Metallus
  • · Replies 5 ·
Replies
5

Questions about friction losses in an electric motor

  • Tabaristiio
  • · Replies 5 ·
Replies
5

How many turns to produce power on a spinning coil

  • Donglin
  • · Replies 8 ·
Replies
8

Holiday project goals for undergrads with an FPGA?

  • kostoglotov
  • · Replies 4 ·
Replies
4

How to choose automatic voltage levels from a battery

  • Nikhil N
  • · Replies 10 ·
Replies
10

AC Mains Distribution energized from multiple AC voltage sources

  • arkaddas
  • · Replies 20 ·
Replies
20

When building a crude full wave rectifier how to improve it?

  • tim9000
  • · Replies 20 ·
Replies
20

Expert RF Hardware Design Tips & Resources for Full Stack Engineers

  • donpacino
  • · Replies 2 ·
Replies
2

Where Can I Find Dale Resistors?

  • wolram
  • · Replies 10 ·
Replies
10
Replies
10

Electric field generation between anode and cathode

  • Hydro_t
  • · Replies 4 ·
Replies
4

Gain setting on Optometer, what does it do?

  • nordmoon
  • · Replies 2 ·
Replies
2

The flow of electrons in a photovoltaic p-n junction

  • engine16
  • · Replies 1 ·
Replies
1

Why are TN-C systems not allowed for computer equipment?

  • Bavuka
  • · Replies 9 ·
Replies
9

Electric field in leaky capacitor model

  • Artyman
  • · Replies 8 ·
Replies
8

Why do experts refer to proton current as positive electricity?

  • Brandon Turner
  • · Replies 6 ·
Replies
6

How do you calculate the Force of Attraction of two magnets?

  • ryccoh
  • · Replies 1 ·
Replies
1

What's the purpose of this dual coil?

  • marcophys
  • · Replies 15 ·
Replies
15

Fuel Cells for Isolated Electric Generation

  • NicolasBarberis
  • · Replies 4 ·
Replies
4

Can a basic envelope detector demodulate a DSB-SC signal?

  • kostoglotov
  • · Replies 5 ·
Replies
5

8*8 blue dot matrix led display's specifications

  • judy_tab
  • · Replies 4 ·
Replies
4

Can electric motors possibly apply continuous upward force?

  • Tabaristiio
  • · Replies 4 ·
Replies
4

Need a way to collect voltage from a constant source

  • Hasan Khalil
  • · Replies 29 ·
Replies
29