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

Looking for a quad rail-to-rail op amp similar to TL074 in DIP14 package?

  • Ravaner
  • · Replies 17 ·
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17

Possible Line Power Conditioner hobby project

  • tim9000
  • · Replies 5 ·
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5

Why does stagger tuning reduce voltage gain in one source but not another?

  • brainbaby
  • · Replies 44 ·
2
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44

How does proportional band work in temperature control?

  • TSN79
  • · Replies 1 ·
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1

How can I design a circuit for my project?

  • Nabin kalauni
  • · Replies 10 ·
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10

Clock face notation of a Transformer's "Vector Group"

  • jaus tail
  • · Replies 8 ·
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8

Sex education for SMA connectors

  • Paul Colby
  • · Replies 23 ·
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23

Why can't antennas be made smaller and smaller?

  • alan123hk
  • · Replies 8 ·
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8

Why is the phase of an imaginary signal 90 degrees?

  • Manoj Sahu
  • · Replies 7 ·
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7

I have a couple questions about Arduinos

  • SickTechz
  • · Replies 1 ·
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1

What Are the UV Radiation Risks of Using a Thyratron Tube?

  • bwinter
  • · Replies 3 ·
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3

How much current does a cell phone use?

  • Cool4Kat
  • · Replies 10 ·
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10
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19

What Are Effective Methods to Control a Nichrome Coil Heater?

  • nlis12
  • · Replies 16 ·
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16

How to make a short range, remote-controlled electromagnet?

  • Alex Schmitt
  • · Replies 3 ·
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3

UV light + electric current = boom?

  • SW Dad
  • · Replies 72 ·
3
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72

What causes a motor to burn out?

  • mrkevelev
  • · Replies 8 ·
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8

Can somebody tell me the calaculations of this 2 transistor circuit?

  • michael1978
  • · Replies 6 ·
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6

Try to determine the resistance of an NTC thermistor

  • Lessnan
  • · Replies 2 ·
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2

Steady state boundary conditions between metal/dielectric?

  • Dor
  • · Replies 3 ·
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3

Magnetic fields outside a shielded power cable

  • Dublin
  • · Replies 4 ·
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4

Why do LEDs fail prematurely in one location of my house?

  • sophiecentaur
  • · Replies 99 ·
4
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99

Impedance under lightning current

  • Leyden
  • · Replies 7 ·
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7

Antenna of this shape? What is the benefit?

  • qnach
  • · Replies 17 ·
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17

Plasma Generation using Dielectric Barrier Discharge

  • Rhony
  • · Replies 5 ·
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5

What is the purpose of a rotary encoder?

  • TheBlueDot
  • · Replies 13 ·
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13

Can analog computers be built, and how would they work?

  • ISamson
  • · Replies 42 ·
2
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42

Effect of high SWR on transmitter

  • GhostLoveScore
  • · Replies 1 ·
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1

How does this voltage multiplier work?

  • MasonJ1989
  • · Replies 4 ·
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4

Residual magnetism in shunt generator reverse F1F2

  • jaus tail
  • · Replies 4 ·
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4

How does a Marx generator cascade charges across capacitors?

  • MasonJ1989
  • · Replies 26 ·
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26

Understanding current measurement on an irregular waveform

  • tempneff
  • · Replies 3 ·
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3

Transparent conductor on transparent plastic film?

  • kekkked
  • · Replies 12 ·
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12

Positioning of Resistors in Series

  • Richie Smash
  • · Replies 7 ·
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7

How to use transformers to create an electromagnet?

  • Stephenk53
  • · Replies 1 ·
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1

Can Two Cheap SDR Radios Accurately Measure RF Noise Correlation?

  • Paul Colby
  • · Replies 26 ·
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26
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11

Field Strength Calculation for an RF Emitter at Varying Distances

  • dnyberg2
  • · Replies 2 ·
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2

What's all this supercapacitor stuff anyhow?

  • dnyberg2
  • · Replies 41 ·
2
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41

How do I calculate the capacitance of two unequal lines?

  • Tae Hwan Kim
  • · Replies 9 ·
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9

Power Series Equation for Amplifier and Harmonics

  • Natalie Johnson
  • · Replies 1 ·
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1

Alternative to Relay for Accurate Time Measurement Experiments

  • Harsh Bhardwaj
  • · Replies 17 ·
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17

Trouble with getting AM receiver to work

  • CGandC
  • · Replies 29 ·
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29

Coupled inductor boost converter - Ripple current

  • member 638480
  • · Replies 9 ·
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9

Calculate mAh Needed for Load @ 1.5V, 57mA 4min

  • dnyberg2
  • · Replies 5 ·
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5

Buck Converter (Step Down Chopper Derivation)

  • jaus tail
  • · Replies 9 ·
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9

Sampling rate calculation for phasor measurement unit

  • jendrix
  • · Replies 5 ·
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5

Choosing a wind turbine generator

  • alexander424
  • · Replies 15 ·
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15

How do NAND and NOR gates combine to form other logic gates?

  • Richie Smash
  • · Replies 12 ·
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12
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4

Gain calculation of tube class AB output stage

  • yungman
  • · Replies 10 ·
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10
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4

Best Tool for Basic PIC Programming

  • Draff
  • · Replies 5 ·
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5

Two AC Sources with One Transformer

  • Danksa
  • · Replies 4 ·
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4

3N187, where to find this type of MOSFET in LTSpice

  • michael1978
  • · Replies 13 ·
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13

Why is there no voltage drop through this resistor?

  • trickybilly
  • · Replies 5 ·
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5

How to get things to disassemble?

  • stephenkohnle53
  • · Replies 11 ·
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11
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29

How Does SPI Determine the Starting Point of Data Transmission?

  • themagiciant95
  • · Replies 3 ·
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3

Why is chaos more studied in dc-dc converters compared to other circuits?

  • student-engineer
  • · Replies 11 ·
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11
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8

Inductance of a double circuit line -- struggling with return the path

  • jaus tail
  • · Replies 3 ·
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3

How do you verify a PCB design will work before building it?

  • The_Inventor
  • · Replies 11 ·
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11

Voltage equivalent of temperature

  • Shilpa
  • · Replies 1 ·
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1

Can I apply a voltage higher than a capacitor's rated voltage

  • stephenkohnle53
  • · Replies 10 ·
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10

Why Don't Wired Logic Gates Produce Physical Second-Level Gates?

  • themagiciant95
  • · Replies 2 ·
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2

Lamp blinking after cleaning with soapy water triggers RCD

  • Svein
  • · Replies 6 ·
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6

Pressure and temprature measurement in a tiny cylinder

  • Amit Segal
  • · Replies 6 ·
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6

Refrigerator overload protector problem

  • deRoy
  • · Replies 16 ·
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16

Difference between h-parameters and hybrid pi?

  • Jayalk97
  • · Replies 2 ·
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2

ANSYS - Maxwell, current distribution plot?

  • PhiowPhi
  • · Replies 1 ·
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1

My Plug And Play Solar Energy System

  • nikodean1
  • · Replies 2 ·
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2

Problem transformer and Christmas lights

  • DrClaude
  • · Replies 22 ·
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22

Transformer cooling for Hermetically-sealed units

  • Junior01
  • · Replies 7 ·
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7

Microwave oven transformer - safe use and setup questions

  • Guineafowl
  • · Replies 9 ·
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9

Good resources to practice transistor amplifiers?

  • Jayalk97
  • · Replies 3 ·
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3

Secure Your Transformer Chamber with Automated Actions

  • Manoj Sahu
  • · Replies 11 ·
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11

Advantages of Hermite-Gaussian beams?

  • macabre
  • · Replies 3 ·
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3

Motor replacement from Lyman case prep xpress

  • carlos468
  • · Replies 13 ·
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13

Wave equation derivation in inhomogeneous dielectric media

  • macabre
  • · Replies 2 ·
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2

How to recharge a 12V battery using an Alternator

  • Oladapo Babatunde
  • · Replies 3 ·
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3

Can we vary the wavelength of an LED light

  • Ajender reddy
  • · Replies 24 ·
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24

Why is there no current in a parallel branch of a short.

  • George317
  • · Replies 4 ·
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4

Best software for block diagrams?

  • photonics
  • · Replies 9 ·
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9

Find and Buy Antenna Coils for Your Electronics Projects

  • michael1978
  • · Replies 7 ·
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7

Calculate the required Cross sectional area of toroidal core

  • SanPhysics
  • · Replies 2 ·
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2

Circuit Model for a Rotary Contact?

  • David Hodge
  • · Replies 7 ·
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7

Solving for the impulse response of a discrete time system?

  • Jayalk97
  • · Replies 7 ·
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7

How to know when to use Voc/Isc or Vtest/Itest for Thevenin?

  • Zain
  • · Replies 1 ·
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1

Can subharmonics in a system be also termed as bifurcation?

  • student-engineer
  • · Replies 3 ·
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3

Magnitude of the transfer function

  • Zain
  • · Replies 30 ·
2
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30

Water surface touch pad with orthogonal electrode pairs

  • hackhard
  • · Replies 18 ·
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18

How accurate is ANSYS-Maxwell?

  • PhiowPhi
  • · Replies 2 ·
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2

US solar power generation for 2014-16

  • nikkkom
  • · Replies 1 ·
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1

Current Angle More Than Ninety Degrees

  • jaus tail
  • · Replies 5 ·
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5

Induced voltage between parallel conductors/wires

  • Casper Hansen
  • · Replies 10 ·
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10

Trouble understanding common-emitter amplifiers

  • OldWorldBlues
  • · Replies 17 ·
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17

Instrumentation amplifier practical results vs simulation

  • nothing909
  • · Replies 5 ·
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5

GAS numbers stamped on armatures -- what do they mean?

  • Brian Lawrence
  • · Replies 7 ·
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7

Maximum sustainable current from a windmill generator with given specs

  • Steven Robinson
  • · Replies 8 ·
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8