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

Gain limiter circuit in LTspice - current flowing in wrong direction

  • Wrichik Basu
  • · Replies 7 ·
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7

Production of the magnetic field from 3-phase currents

  • PhysicsTest
  • · Replies 1 ·
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1

Aliasing Phase Shift: Determining Phase Shift

  • dvscrobe
  • · Replies 10 ·
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10

Transmission line with 2x termination

  • likephysics
  • · Replies 6 ·
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6

What's wrong in my LTspice simulation of an Op-Amp integrator circuit?

  • Wrichik Basu
  • · Replies 9 ·
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9

Can I replace a 4 ohm speaker with a 4 ohm power resistor?

  • pkc111
  • · Replies 3 ·
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3

Amplifier for piezoelectric sensor, OP Amp circuit

  • hugo_faurand
  • · Replies 6 ·
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6

Earth grounding problems and RCDs (Strictly a UK scenario, I think)

  • sophiecentaur
  • · Replies 16 ·
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16
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1

FET G170 gate-drain-source pinout in car tailgate control circuit

  • Guineafowl
  • · Replies 15 ·
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15

White stuff of ants colony inside electronics

  • Cobul
  • · Replies 10 ·
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10

What makes antenna grounding good?

  • hacivat
  • · Replies 25 ·
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25

What factors affect the induced voltage in an induction circuit?

  • Osnel Jr
  • · Replies 3 ·
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3

Something is wrong with my simple solder job?

  • pete
  • · Replies 7 ·
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7

Verifying a circuit design with voltage regulators

  • Vossi
  • · Replies 6 ·
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6

How do you calculate the series resistance for this Triac control circuit?

  • Wrichik Basu
  • · Replies 10 ·
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10

Source Level calculations of an Underwater Cylindrical Acoustic Array

  • nauman
  • · Replies 19 ·
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19

Why Did My Wire Burn When I Turned On the Switch?

  • exp6
  • · Replies 1 ·
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1

AC RPM and the amount of Reactance

  • Osnel Jr
  • · Replies 3 ·
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3

Can someone give me a better intuition of bandwidth?

  • pj33
  • · Replies 23 ·
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23
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3

Synchronous Buck Converter Switching

  • sodoyle
  • · Replies 5 ·
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5

Maxwell3D Error -- Unable to locate COM Engine on 'Local Machine'

  • TiGuru22
  • · Replies 1 ·
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1

High Power Rectifiers - AC Conversion?

  • mbowen03
  • · Replies 14 ·
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14

News and Updates for Homeschool Parents "Latest News for Homeschool Parents

  • Z-Johnny
  • · Replies 10 ·
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10

What type of dielectric is used in an NP0 capacitor?

  • sodoyle
  • · Replies 3 ·
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3

Different methods of strengthening a magnetic field.

  • gramps1
  • · Replies 5 ·
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5

Creating a stable 5V DC supply out of 6 V (RMS) AC

  • Wrichik Basu
  • · Replies 63 ·
3
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63

How Does Project 122 Snap Circuit AM Transmitter Work?

  • topito2
  • · Replies 35 ·
2
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35

IEC type power cord not correctly labeled

  • Buckethead
  • · Replies 17 ·
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17

Voltage detection in electrical cables

  • QuentinChe
  • · Replies 7 ·
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7

Skin depth of multilayered (2-layer) wire

  • tm64
  • · Replies 9 ·
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9

Minimum tone spacing for coherent frequency shift keying

  • Master1022
  • · Replies 17 ·
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17

Are My Nets Aligned with Pins in PSpice(9.1) Netlist Error?

  • jubayer ahmed
  • · Replies 12 ·
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12

Calculating the resistance in a compensating circuit for a thermocouple

  • Davidllerenav
  • · Replies 8 ·
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8

Semiconductor -- Conduction and Valence bands

  • pj33
  • · Replies 1 ·
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1

How to define PV module IV curve using given parameters

  • sodoyle
  • · Replies 9 ·
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9

Does every control system contain an integrator?

  • PainterGuy
  • · Replies 10 ·
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10

Is an Incandescent Lightbulb Truly a Non-Ohmic Device?

  • rhubarbpf
  • · Replies 12 ·
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12

Digital Filters: why is sampling frequency equal to 2*pi unit circle

  • Master1022
  • · Replies 5 ·
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5

Small-florida-community-aims-for-energy-independence

  • dlgoff
  • · Replies 4 ·
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4

What Gauge Wire Should Be Used for the Neutral in a 240VAC Circuit?

  • PEMFC
  • · Replies 13 ·
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13

Why do you discharge the anode first.

  • Osnel Jr
  • · Replies 4 ·
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4
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1

Resistor is connected parallel to Voltage Source

  • hquang001
  • · Replies 2 ·
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2
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4

Recording noise infiltration into home and yard

  • Cyn5463
  • · Replies 6 ·
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6

LT spice result analysis, Capacitance Multiplier vs RC filter circuit

  • brainbaby
  • · Replies 2 ·
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2

How to understand power stage circuits with transistors (undergrad level)?

  • Master1022
  • · Replies 4 ·
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4

Find the Equivalent Impedance of the Network

  • rtareen
  • · Replies 18 ·
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18

Mesh hole size calculation for RFID signal blocking

  • schoor
  • · Replies 14 ·
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14

Laplace Transform Finding Open-Circuit Voltage

  • willDavidson
  • · Replies 5 ·
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5

Making an Armature from scratch

  • FreddieAzoth
  • · Replies 11 ·
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11

Some Questions About Thevenin's Theorem

  • rtareen
  • · Replies 27 ·
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27

Building a Low Power DiY marine bluetooth speaker set

  • BiGyElLoWhAt
  • · Replies 1 ·
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1

Building a Buck Converter Using the LT1170

  • sodoyle
  • · Replies 10 ·
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10

Can I series buck converters to get higher stepdown ratio?

  • sodoyle
  • · Replies 10 ·
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10
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17

What Are Some Options for High Frequency EMF Meters?

  • rtareen
  • · Replies 10 ·
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10

In what way does current flow through a potentiometer?

  • rtareen
  • · Replies 24 ·
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24

I do not sell these, an actual non-contact VOLTMETER

  • Windadct
  • · Replies 4 ·
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4

PWM signal generating circuit based on LM393

  • zxcvb
  • · Replies 2 ·
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2

Sٍٍhort circuit simulation using ANSYS Maxwell

  • SalahAhmed03
  • · Replies 1 ·
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1

Measuring ripple reduction in LTSpice

  • brainbaby
  • · Replies 22 ·
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22

Measurement of frequency deviation in FM signals

  • nauman
  • · Replies 20 ·
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20

Choosing pneumatic solenoid, AC or DC

  • FiveO
  • · Replies 3 ·
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3

How to Judge the Linearity of a Dependent Current/Voltage Source

  • FAS1998
  • · Replies 7 ·
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7

How to distinguish between linear and non-linear circuits?

  • Fascheue
  • · Replies 13 ·
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13

Active LPF or Integrator w/feedback Resistor

  • Jody
  • · Replies 8 ·
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8

Single vs double diode model for PV cells

  • willDavidson
  • · Replies 11 ·
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11

Piano Keyboard, detecting multiple keys pressed

  • mishima
  • · Replies 27 ·
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27

4 (insulated) wires from electric pole for underground 3-phase service

  • Elquery
  • · Replies 21 ·
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21

Sustaining 2000V at low current with Arduino and MOSFET

  • EagleOnePro
  • · Replies 7 ·
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7

Get electrical signal of a piezoelectric with ultrasound

  • hugo_faurand
  • · Replies 7 ·
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7

Is There a New, More Efficient Electric Motor?

  • Fisherman199
  • · Replies 3 ·
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3

Which Formula Should I Use for Calculating Power in an AC Circuit?

  • hquang001
  • · Replies 2 ·
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2

Why can AR(p) models produce at most p/2 spectral peaks?

  • Master1022
  • · Replies 1 ·
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1

Signal Processing: DFT spectrum of sinusoid signals

  • Master1022
  • · Replies 3 ·
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3

Control Theory: Derivation of Controllable Canonical Form

  • Master1022
  • · Replies 3 ·
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3

Transformers in a circuit, interpreting the label

  • latot
  • · Replies 7 ·
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7

How do readout gradients scan k-space in NMR imaging?

  • Master1022
  • · Replies 11 ·
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11

How does a current mirror create output current from reference current?

  • Master1022
  • · Replies 10 ·
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10

Electrical Machines and Power Flow

  • lcr_melo
  • · Replies 6 ·
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6

Harvesting the energy of sea waves using capacitance

  • tarakan
  • · Replies 39 ·
2
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39

Is it illegal to reproduce someone circuit schematic in your paper ?

  • patric44
  • · Replies 10 ·
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10

Automatic volume limiter for TV to prevent sudden loud commercials

  • vandy12
  • · Replies 18 ·
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18

Is this an antenna array on the new Chinese aircraft carrier?

  • berkeman
  • · Replies 24 ·
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24

RF Transistors, is there a 'minimum' frequency where they work?

  • cmb
  • · Replies 6 ·
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6

Capacitor Insulation Resistance

  • willDavidson
  • · Replies 19 ·
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19

Measuring Temperature of PCB Via

  • willDavidson
  • · Replies 30 ·
2
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30

PID or Relay for Circulating Shower

  • mess
  • · Replies 5 ·
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5

What is the standard process of Microphone testing?

  • abnerko1973
  • · Replies 10 ·
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10

Lab/benchtop supplies with many, many outputs?

  • f95toli
  • · Replies 5 ·
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5

Dielectric and Attraction Between Oppositely Charged Plates

  • iVenky
  • · Replies 10 ·
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10

Why does a load work when neutral opens after the circuit breaker?

  • ffp
  • · Replies 32 ·
2
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32

What type of diode is best for protecting batteries in a weather station?

  • sophiecentaur
  • · Replies 22 ·
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22

Electric stove element replacement: compatibility and safety

  • DaveC426913
  • · Replies 13 ·
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13

Handle Peak Inrush Current of a BLDC Motor to protect the Power Supply

  • Vatech
  • · Replies 21 ·
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21

Inserting pulling metal wires in existing empty conduit

  • Cobul
  • · Replies 5 ·
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5

Why did outlets still work after disconnecting all neutral cables?

  • ffp
  • · Replies 2 ·
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2