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

Solving for Attenuation Constant with Power Relations

  • Mtz20
  • · Replies 1 ·
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1

Dielectric Rod Antenna: Can It Radiate?

  • smile
  • · Replies 36 ·
2
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36

Logic gate question -- Tying both inputs of a gate together

  • akaliuseheal
  • · Replies 16 ·
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16

External-excitation Van de Graaff polarities

  • eigenmax
  • · Replies 2 ·
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2

How small can a magnetron be made?

  • Guineafowl
  • · Replies 6 ·
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6

Is it possible to charge/discharge this cap fast enough?

  • Zrakk
  • · Replies 9 ·
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9

Understanding magnetic balance in AC induction motors

  • Osvaldo
  • · Replies 13 ·
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13

The role of permanent magnets coupled with solenoids

  • parsec
  • · Replies 7 ·
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7

Cellular Spectrum Bandwidth: How Much Space is Needed for a Single Call?

  • Newtons Apple
  • · Replies 15 ·
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15

Understanding Electric Car NOS to How it Works

  • José Ricardo
  • · Replies 3 ·
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3

Can You Find Affordable DSPs Capable of 16 MHz ADC and 512-Point FFT?

  • Ravaner
  • · Replies 5 ·
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5

Radar Cross section Vs Reflection Coefficient

  • jackRF
  • · Replies 3 ·
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3

How to calculate triac angle to set desired RMS voltage

  • Urrys
  • · Replies 11 ·
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11

Generator Input and Output Power

  • diode1990
  • · Replies 3 ·
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3

Calculating Transfer Function of a Curve: A Beginner's Guide

  • Alba19
  • · Replies 3 ·
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3

How to cut down 12 volts to 1.5 volts

  • John1397
  • · Replies 22 ·
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22
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5

Unknown Instrumentation: Antenna voltage monitor?

  • Booshh
  • · Replies 16 ·
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16

Selecting an MOV for a power supply

  • Guineafowl
  • · Replies 13 ·
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13

What does a lightbulb prefer? Volts or Amps?

  • Ocata
  • · Replies 13 ·
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13

Potentiometer or Rheostat: Which is more versatile in circuit design?

  • Ocata
  • · Replies 5 ·
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5

Length of time needed to measure digital clock accuracy

  • WCarp
  • · Replies 26 ·
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26

Best PCB pad finish for repeated solder jobs?

  • ryaamaak
  • · Replies 6 ·
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6

How to calculate the cable size between QRM and transformer

  • RAHMAN
  • · Replies 5 ·
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5

Equations for three inductors connected together

  • anon6912
  • · Replies 4 ·
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4

Convert Power to a Peak Voltage, when to multiply by sqrt(2)

  • Natalie Johnson
  • · Replies 2 ·
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2

Nanosecond Max Current of Residual-Current Circuit Breaker

  • consuli
  • · Replies 5 ·
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5

Where can I find common parameters of power transformers?

  • Zrakk
  • · Replies 8 ·
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8

Sudden reversal in a simple 3-phase motor's direction

  • darth boozer
  • · Replies 27 ·
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27

Wanted: B Level Explanation of Conduction and Resistance

  • anorlunda
  • · Replies 59 ·
2
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59

Single phase AC 3 wire neutral conductor shock potential?

  • david845
  • · Replies 6 ·
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6

Helmholtz synthesizer experiment

  • Maria B
  • · Replies 16 ·
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16

The direction of an electrical current

  • Wattif
  • · Replies 39 ·
2
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39

Observed battery set discharge unbalance

  • JBA
  • · Replies 15 ·
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15

A fascinating fault with my automatic soap dispenser

  • Andrew Lorimer
  • · Replies 9 ·
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9

Powering a 3W LED circuit or driver?

  • Freddythunder
  • · Replies 14 ·
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14
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31

Is seeing believing in physics?

  • Wattif
  • · Replies 4 ·
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4

Audio Signal Generator: Cheap & Ready-Made

  • wolram
  • · Replies 4 ·
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4

Phase of a Wein Bridge Oscillator (AC Mains Harmonics Analyzer)

  • jendrix
  • · Replies 17 ·
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17

Some fundamental questions about pn junctions

  • cnh1995
  • · Replies 10 ·
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10

Breakdown Voltage Depends on Field Uniformity?

  • Ana Mido
  • · Replies 3 ·
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3

Solving 2D FEM Error with Maxwell Version 17

  • Morteza
  • · Replies 1 ·
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1

Accelerated lifetime / thermal ageing of power cables

  • Casper Hansen
  • · Replies 10 ·
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10

How Do Raman and Brillouin Scattering Differ at the Atomic Level?

  • optrix
  • · Replies 2 ·
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2

Semiconductor substrate/Al_Comsol

  • Alba19
  • · Replies 2 ·
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2

Fixing Dented Capacitors on a RC Helicopter Receiver Board

  • karabiner98k
  • · Replies 54 ·
2
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54

Relay Insulation: Microsemi BR246-S0233 - Why Resistance Changes?

  • sn9434
  • · Replies 12 ·
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12

Schematic for a Tenma DC Power Supply 705-72

  • James Silva
  • · Replies 4 ·
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4

Load matching/impedance matching

  • Mzzed
  • · Replies 7 ·
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7

Identifying a board component out of Clare A433

  • Guineafowl
  • · Replies 15 ·
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15

Simplifying Electrical Mathematics in Certain Scenario

  • The W
  • · Replies 2 ·
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2
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4

What is the direction of the electric field inside a battery?

  • Topsykret
  • · Replies 8 ·
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8

Why Don't We Add Potentials in a Forward-Biased PN Junction?

  • Topsykret
  • · Replies 14 ·
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14

Phase modulation and intermodulation anomaly *Plots inside*

  • Natalie Johnson
  • · Replies 2 ·
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2

What makes a yagi antenna directional?

  • Tech2025
  • · Replies 7 ·
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7

Lattice Diagram of a transmission line

  • Ana Mido
  • · Replies 1 ·
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1

Electromagnetic physical force feedback

  • kolleamm
  • · Replies 9 ·
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9

Assistance with practical electromagnetism project

  • Ian Lancaster
  • · Replies 2 ·
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2

High Frequency Electromagnet Possible?

  • blainiac
  • · Replies 14 ·
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14

How do I find out the flux for an air core inductor

  • pager48
  • · Replies 5 ·
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5

Will the maximum discharge current double for two parallel batteries?

  • Panamanian
  • · Replies 4 ·
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4

Self-inductance of a toroid with a rectangular cross section

  • Ravasash
  • · Replies 1 ·
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1

Hillbilly Fractal Antenna Reflector (and digital TV antenna suggestions)

  • berkeman
  • · Replies 17 ·
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17

Is it possible to convert a DC motor to a Stepper motor?

  • Vijayent
  • · Replies 5 ·
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5

How Do I Calculate Induced Voltage in Parallel Conductors?

  • Steve Wetzel
  • · Replies 16 ·
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16

How does lightning affect appliances with no Earthing?

  • Wrichik Basu
  • · Replies 13 ·
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13

The JK flip flop nand gate circuit that I built does not simulate

  • NYAME EPHRAIM
  • · Replies 23 ·
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23

Infrared Cameras Spectral Range and Derived Temperature

  • fog37
  • · Replies 1 ·
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1

Constructing K-Maps & Gray Codes w/ 2, 3 & 4 Bits

  • Schfra
  • · Replies 1 ·
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1

What are some best options for PCB design software?

  • Vijayent
  • · Replies 4 ·
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4

Finite State Machines: Differences between Mealy and Moore Machines?

  • Schfra
  • · Replies 1 ·
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1

Designing circuits after 101 class

  • Schfra
  • · Replies 6 ·
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6

Help for interpreting Opamps on a schematic

  • eigenmax
  • · Replies 14 ·
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14
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8

RF and MW receivers' sensitivity

  • Emperor42
  • · Replies 14 ·
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14

How much ground counts as ground?

  • lekh2003
  • · Replies 8 ·
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8

High Voltage Discharges or Explosions from Powerlines -- why these colors?

  • astroscout
  • · Replies 10 ·
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10

Electrostatics potential questions

  • Mrudul Agrawal
  • · Replies 7 ·
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7

Voltage Monitor for an LC circuit

  • Paul Colby
  • · Replies 51 ·
2
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51

Model developed from performance curves are dynamic models?

  • Nikhil N
  • · Replies 6 ·
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6

A question about inverter technology in air conditioners

  • Wrichik Basu
  • · Replies 10 ·
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10

What Was Edison's First Experiment with Electricity?

  • anorlunda
  • · Replies 12 ·
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12

Conversion of Piezoelectric coefficients

  • John Kai
  • · Replies 3 ·
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3

Automatic Load Frequency Control in a power system

  • cnh1995
  • · Replies 24 ·
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24

Electrical Equipment (Automatic Transfer Switch)

  • Danielle Agamon
  • · Replies 5 ·
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5

Help Identifying AESA Antenna Structure Type found in the F-35 aircraft

  • ryaamaak
  • · Replies 9 ·
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9

Thermal Resistance between Chip to Gold Tin Solder

  • TeddyLu
  • · Replies 5 ·
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5

What is the potential of plate B with respect to infinity?

  • Sunanda
  • · Replies 30 ·
2
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30

How to know when an LC circuit hits resonance

  • electricalguy
  • · Replies 32 ·
2
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32

How to simulate a coil in Ansoft Maxwell 3d?

  • Paulo Machado
  • · Replies 20 ·
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20

Electromagnet for an Arduino board?

  • jms4
  • · Replies 4 ·
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4

Cylindrical rotor generator power under loss of excitation

  • niaz
  • · Replies 5 ·
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5

Some basic questions about the Arduino UNO

  • Wrichik Basu
  • · Replies 31 ·
2
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31

Reference to this formula X = cube root of R

  • jaus tail
  • · Replies 2 ·
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2

Very basic question about SR830 lock-in

  • Amplifierprobs
  • · Replies 3 ·
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3

Basic Question -- Powering a small plasma ball with a battery

  • Dargeth
  • · Replies 4 ·
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4

Circuit Diagrams versus Logic Diagrams

  • Schfra
  • · Replies 10 ·
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10

Making a Binary Clock - Get Answers to Your DIY Questions

  • Tiger Blood
  • · Replies 5 ·
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5