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

Opposing Voltages in Circuits

  • bob012345
  • · Replies 18 ·
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18

How do I use full-bridge strain gauge circuit to measure F?

  • APUGYael
  • · Replies 2 ·
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2

Confusion about this Live & Neutral Circuit Problem

  • Kevin J
  • · Replies 28 ·
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28

Capacitors and regenerative braking

  • RedBaron
  • · Replies 35 ·
2
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35

Discussion about Altering Automotive Electricity Management

  • Vincent Tree
  • · Replies 11 ·
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11

Radiofrequency communication through tissue

  • mit_cool
  • · Replies 8 ·
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8

How to solve for Vout of this op amp

  • esob
  • · Replies 3 ·
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3

Does the size of an antenna matter?

  • Miss Amy
  • · Replies 3 ·
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3

Can a microwave VSWR meter be used to measure Power?

  • wirefree
  • · Replies 10 ·
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10

Trying to buy a quality EM meter for low frequency measurements

  • Miran
  • · Replies 4 ·
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4

Ansys Maxwell -- how to ground an insulator?

  • M Umair Wali
  • · Replies 4 ·
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4

How to design a motor with a given set of requirements?

  • omidfn
  • · Replies 2 ·
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2

Troubleshooting Motor Simulation Results in Maxwell: Any Suggestions?

  • omidfn
  • · Replies 8 ·
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8

Reconciling an apparent contradiction about transformers

  • fourthindiana
  • · Replies 3 ·
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3

What is the resistance of a wire if its diameter is doubled?

  • Kevin J
  • · Replies 10 ·
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10

Does chromium oxide reduce conductivity in stainless steel?

  • frogintheglen
  • · Replies 9 ·
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9

Simple minicamera with wired connection

  • Neitrino
  • · Replies 6 ·
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6

Induced EMF in closed loops around bar magnet

  • MPavsic
  • · Replies 10 ·
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10

Peukerts Law Based on Manufacturer Information

  • DodgeViperEvilTwin
  • · Replies 12 ·
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12

Limit Switch, Servo Motor Resources

  • mbrmbrg
  • · Replies 5 ·
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5

Shim Inductor in Phase Shifted Full Bridge topology

  • Dextrine
  • · Replies 9 ·
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9

Homopolar, Brushless and Brushed DC Motors

  • Samson4
  • · Replies 5 ·
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5

T Section Lowpass LC Filter Frequency Formula

  • Laserray
  • · Replies 6 ·
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6

Why are these voltages the same?

  • Boltzman Oscillation
  • · Replies 9 ·
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9

Software packages for drawing schematics

  • serbring
  • · Replies 7 ·
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7

Voltage of residential Air-Conditioner thermostats

  • fourthindiana
  • · Replies 11 ·
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11

Generating electromagnetic fields with an electromagnet

  • Rydyn
  • · Replies 7 ·
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7

Is this a valid question? H(ω-ωo) + H(ω+ωo) = 2*H(ω)

  • wirefree
  • · Replies 4 ·
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4

Pull Up resistor in the Voltage?

  • Muhammad Usman
  • · Replies 13 ·
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13

Lowering frequency in transformers

  • kiki_danc
  • · Replies 9 ·
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9

Queries related to buck converters

  • Wrichik Basu
  • · Replies 14 ·
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14

Newbie questions about the NEC code and flexible "dry use" metal conduit

  • PhysicsFreak321
  • · Replies 16 ·
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16

Why is it said that high current is dangerous? Why not Watts?

  • kolleamm
  • · Replies 12 ·
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12

How Do You Handle KVL Limitations in High-Frequency AC Circuits?

  • Muhammad Usman
  • · Replies 4 ·
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4

How to wind a DC generator coil?

  • kfpanda
  • · Replies 12 ·
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12

Capacitor specification, doesn't exist maybe (theoretical)

  • DJ Jackson
  • · Replies 7 ·
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7

Symmetry in Electrical Circuit Analysis

  • Capt1801
  • · Replies 14 ·
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14

Why are there three wires in secondary coil of transformer?

  • Wrichik Basu
  • · Replies 28 ·
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28

Equivalent circuit of the waveguide application problem

  • seregaxvm
  • · Replies 8 ·
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8

How does a voltage regulator differ from a zener diode?

  • Wrichik Basu
  • · Replies 38 ·
2
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38
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5

Crafting Tunnel / Esaki Diodes: What Facilities Are Needed?

  • Nik_2213
  • · Replies 2 ·
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2

Fesability of a micro LoJack type device.

  • Thick8
  • · Replies 3 ·
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3

Where Can I Find Electrical Design Case Studies?

  • polytechnophile
  • · Replies 11 ·
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11

Can I Build My Own Coil Winding Machine for Neat and Organized Winding?

  • kolleamm
  • · Replies 4 ·
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4

Using 6 Diodes for a 30 Amp Battery Charger

  • John1397
  • · Replies 9 ·
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9

Charging a battery by moving a magnet randomly in 2D plane?

  • Jefffff
  • · Replies 14 ·
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14

Electromagnets, is thinner wire better? Quantity?

  • kolleamm
  • · Replies 21 ·
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21

Using The ESP8266 Wifi Module Mini

  • Somali_Physicist
  • · Replies 5 ·
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5

Multi Pair Overall Shield Grounding

  • Leyden
  • · Replies 22 ·
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22

Rounding down measured value in Arduino

  • Wrichik Basu
  • · Replies 5 ·
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5

Power line EMI filter + feedthrough filter for a Faraday cage

  • flowwolf
  • · Replies 35 ·
2
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35

Is power lost in an AC adapter?

  • TechTree
  • · Replies 14 ·
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14

Is Multiplying Phase Readings a Valid Method to Verify Transformer Load Balance?

  • Muhammad Saber
  • · Replies 1 ·
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1

Which is a better method for Circuit Analysis?

  • AchillesWrathfulLove
  • · Replies 11 ·
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11

AC generator output voltage to grid question

  • girts
  • · Replies 4 ·
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4

How does a digital ammeter work?

  • fourthindiana
  • · Replies 26 ·
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26

Hi, how to make 2 IF from one IF amplifier circuit, to get higher gain

  • michael1978
  • · Replies 12 ·
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12

Gaming PC in my 2018 Kenworth T680 Truck -- Power Issues?

  • Blaircroft
  • · Replies 15 ·
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15

How Can a 100 Ampere Wire Safely Handle a 0.5 Ampere Load?

  • kiki_danc
  • · Replies 27 ·
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27

Transformer: single primary coil and multiple secondary coils

  • barnflakes
  • · Replies 3 ·
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3

How to calculate power using amps drawn?

  • SevenToFive
  • · Replies 10 ·
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10

Impedance and Structural Grounding

  • kiki_danc
  • · Replies 6 ·
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6

Understanding Surge Protector Specs for the Computer Age

  • kiki_danc
  • · Replies 213 ·
8
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213

Measuring the current from a micro generator affects its output?

  • firefly587
  • · Replies 13 ·
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13

Explaining a signal converting circuit

  • gony rosenman
  • · Replies 3 ·
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3

Charging a low voltage battery with a higher one of same Ah

  • Keanthon
  • · Replies 16 ·
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16

Very Low Frequency EM Waves (now: Magnetic Launcher)

  • bob012345
  • · Replies 25 ·
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25

Connect isolated ground to Earth?

  • Mzzed
  • · Replies 3 ·
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3

Tripping Behavior of Circuit Breakers

  • kiki_danc
  • · Replies 42 ·
2
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42

Interpretation of a memristor's hysterisis loop

  • madaari
  • · Replies 8 ·
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8

Y-Δ transform proof using superposition

  • Biker
  • · Replies 2 ·
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2

Inductance of two-conductor line - Proof Questions

  • Marcin H
  • · Replies 4 ·
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4

Batteries in Parallel, One Reverses Polarity

  • Brett Anthony
  • · Replies 14 ·
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14

How can an appliance work better when the AC Mains stabilizer is removed?

  • Wrichik Basu
  • · Replies 20 ·
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20

How Can I Waterproof a Soldered Wire Connection?

  • TechTree
  • · Replies 4 ·
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4

Effortlessly Send Data via Motion Sensors with WIFI Technology

  • Somali_Physicist
  • · Replies 11 ·
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11

Why did a 230v electric shock not hurt?

  • TechTree
  • · Replies 1 ·
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1

Burnt wire - How to investigate the cause?

  • ki_2004
  • · Replies 6 ·
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6

USB Hub Noise Filter: Reduce 500mV Amplitude & 10MHz Frequency

  • chakr
  • · Replies 49 ·
2
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49

Hysteresis of a voltage comparator

  • akaliuseheal
  • · Replies 20 ·
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20

Interface Wireless Frequency Sensor with Arduino

  • Robbie64
  • · Replies 3 ·
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3

Best way to connect 8 wires together?

  • TechTree
  • · Replies 9 ·
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9

Low RPM, Very efficient DC motor/Generator, 200w to 1Kw

  • Fizzics
  • · Replies 5 ·
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5

Help identifying a burnt resistor WB27X10438

  • abtar
  • · Replies 31 ·
2
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31

When electronics engineer design/construct circuits?

  • AchillesWrathfulLove
  • · Replies 11 ·
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11

What does input and output signals mean?

  • AchillesWrathfulLove
  • · Replies 4 ·
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4

Question about Multimeters

  • AchillesWrathfulLove
  • · Replies 14 ·
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14

Why are MCBs rated differently from fuses?

  • Guineafowl
  • · Replies 2 ·
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2

Transmission Line Transposition - Conceptual Question

  • Marcin H
  • · Replies 9 ·
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9

Supercapacitors: The Future of High-Performance Energy Storage?

  • sam charlton
  • · Replies 13 ·
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13

What is the purpose of an inductor?

  • AchillesWrathfulLove
  • · Replies 9 ·
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9

Buck-boost converter output current limiter

  • Sid55
  • · Replies 10 ·
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10

Semi major and minor axis of polarization ellipse

  • henil
  • · Replies 2 ·
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2

When putting a Resistor in series with an LED

  • AchillesWrathfulLove
  • · Replies 7 ·
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7

Connection between relative permittivity and bandwidth

  • qnach
  • · Replies 4 ·
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4

How to understand the Rating of this transformer

  • RITESHH KAKKAR
  • · Replies 4 ·
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4

Which is more accurate when analyzing a circuit (for V, I or R)

  • AchillesWrathfulLove
  • · Replies 5 ·
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5

How do I learn to design and make my own electronics

  • AchillesWrathfulLove
  • · Replies 3 ·
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3

Can I Identify and Replace Damaged Components?

  • TechTree
  • · Replies 10 ·
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10