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

What Type of Microcontroller Can Support Real-Time Camera Display?

  • mizieahmad
  • · Replies 1 ·
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1

Calculating Capacitor Value for Transformerless Power Supply Design

  • seemasdawange
  • · Replies 25 ·
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25

Direction of current in RC parallel circut

  • jaus tail
  • · Replies 10 ·
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10

Mixing Ground Connections For 120V AC and 24V DC

  • delsloww88
  • · Replies 13 ·
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13

Antenna gain reciprocity violation of conservation of energy?

  • ande4jo
  • · Replies 37 ·
2
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37

Didn't use correct high/low pass filter setting day wasted?

  • rwooduk
  • · Replies 3 ·
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3

Improving Transistor Switching for High Voltage Protection Circuits

  • seemasdawange
  • · Replies 18 ·
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18

How to select the PLL parameters

  • anstxfw
  • · Replies 26 ·
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26

What do positive and negative half cycles in AC represent?

  • M.Kalai vanan
  • · Replies 8 ·
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8

Square microstrip patch antenna radiation pattern null at 867 MHz

  • Tom48
  • · Replies 4 ·
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4

Why Are My Diode IV Characteristics Readings Different?

  • user20161768
  • · Replies 3 ·
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3

Control theory: block diagram, problem (detailed below)

  • thegreengineer
  • · Replies 4 ·
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4

Simplest way to build a light dimmer using PWM

  • TheRedDevil18
  • · Replies 17 ·
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17

Op-amp circuits and noise at high frequency/low amplitude

  • GuitarOfWar
  • · Replies 5 ·
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5

Can I Charge My Phone and Battery Pack Simultaneously with a Power Bank?

  • Akmalidin
  • · Replies 15 ·
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15

What is the purpose of a capacitor in a voltage divider circuit?

  • Borek
  • · Replies 14 ·
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14

How does turning off a light bulb affect the entire electric grid?

  • AsadQZR
  • · Replies 6 ·
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6

Permittivity of a Lossy Medium using Antennas

  • Petrol Guy
  • · Replies 6 ·
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6

How to Draw Nyquist Plot for 1/s(s^2+2)?

  • Vikalp3072
  • · Replies 1 ·
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1

Understanding QAM 256 and 128 difference

  • thickglass14
  • · Replies 1 ·
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1

Finding Thevenin's equivalent between points A and B

  • magnetpedro
  • · Replies 22 ·
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22

How to Interpret Multiple Peaks in a Bode Plot?

  • skyhj105
  • · Replies 6 ·
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6

I think I may have found a renewable energy source

  • Jamie123
  • · Replies 3 ·
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3

How to find power dissipation of a resistor in this circuit?

  • Metals
  • · Replies 21 ·
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21

Question Regarding the Distributed Capacitance of a Winding

  • Denni
  • · Replies 2 ·
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2

Regarding Fiber Optics and Coaxial Cable

  • Abdul Wali
  • · Replies 2 ·
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2

12V pump draws zero current but kills input voltage

  • Glurth
  • · Replies 14 ·
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14

Which supercapacitor range is needed to run a 48V DC motor?

  • Durga Raj Kumar B
  • · Replies 2 ·
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2

Where does alternator armature current come from when load increases

  • jaus tail
  • · Replies 8 ·
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8

Hello, i with lab equipment for electrochemical harvesting of microalgae

  • muzcategui
  • · Replies 10 ·
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10

Power and voltage are the same thing?

  • lastfsdfsd23
  • · Replies 10 ·
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10

Ground fault arcing behavior in demo video

  • Windadct
  • · Replies 3 ·
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3

Entropy for Random Number Generation

  • Boltar
  • · Replies 8 ·
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8

How to select a ferrite bead to suppress high frequency

  • Planobilly
  • · Replies 12 ·
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12

Tube amp motorboating caused by AT&T router interference

  • Planobilly
  • · Replies 9 ·
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9

Understanding High-Pass Filters and CE Amplifiers

  • Grim Arrow
  • · Replies 14 ·
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14

About current from a battery going through our body

  • KFC
  • · Replies 7 ·
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7

Alternatives to Amtech ProDesign

  • Gremlin
  • · Replies 1 ·
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1

Category ratings on test gear (maximum voltage)

  • Guineafowl
  • · Replies 2 ·
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2

What's about no air-gap in motors?

  • EnEE
  • · Replies 11 ·
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11

Lemon battery without copper and zinc metals

  • fog37
  • · Replies 7 ·
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7

How do I choose the value of a blocking capacitor?

  • Grim Arrow
  • · Replies 10 ·
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10

Steady state error- Control system

  • kidsasd987
  • · Replies 1 ·
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1

Why does the emitter voltage rise in a CE amplifier with negative feedback?

  • Grim Arrow
  • · Replies 35 ·
2
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35

Understand Power Required for Screw Air Compressor

  • sezar
  • · Replies 1 ·
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1

Why does 230V mains cause a shock through rubber boot soles?

  • Guineafowl
  • · Replies 26 ·
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26

Soldering High Voltage Capacitors

  • corruptdna
  • · Replies 19 ·
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19

Current of AC transmission lines and electricity in general

  • tim9000
  • · Replies 69 ·
3
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69

How transistors amplify AC signals

  • Genji Shimada
  • · Replies 5 ·
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5

Virtual Intertia in Power Systems

  • OliskaP
  • · Replies 1 ·
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1

CSA of cable for Motor with VSD

  • Load Balance
  • · Replies 2 ·
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2

How Much Electricity Needed for 220 V

  • lastfsdfsd23
  • · Replies 12 ·
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12

How to increase processing speed / power of a computer?

  • Tabaristiio
  • · Replies 22 ·
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22

How is the circuit above biased for temperature stabilization?

  • Grim Arrow
  • · Replies 12 ·
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12

Can Wood Be Used as a Capacitive Sensor in an LM358 Op-Amp Circuit?

  • hackhard
  • · Replies 3 ·
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3

Why space vectors sum to a rotating vector instead of zero in 3-phase

  • fahraynk
  • · Replies 15 ·
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15

Interfacing with uCs class geared toward simple physics experiments

  • trying2physics
  • · Replies 4 ·
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4

Electric Winch Project: Answers to Basic Electrical Questions

  • iROBERT
  • · Replies 1 ·
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1

Rotary encoder with interrupt capability for Teensy 2.0++

  • shushi_boi
  • · Replies 8 ·
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8

What Are the Functions and Circuit Analysis Techniques for Op-Amps?

  • InuyashaITB
  • · Replies 2 ·
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2

How to program a Pulse generator

  • ralden
  • · Replies 12 ·
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12

Need to know about Surface Voltage

  • Arjun Mehta
  • · Replies 1 ·
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1

What does switching capacity mean for a relay controlling a 2000W heater?

  • srinaath
  • · Replies 10 ·
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10

What is the efficiency and power loss of electric vehicle motors?

  • tbader
  • · Replies 12 ·
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12

Microcontroller ADC Interrupt Not Working in Proteus Simulation?

  • TheRedDevil18
  • · Replies 4 ·
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4

Find transfer function in relation to the disturbance

  • TheDoctor46
  • · Replies 1 ·
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1

Can a 400V 2200µF capacitor propel 0.5g through a rail gun?

  • Alexander Stroborg
  • · Replies 2 ·
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2

Transducer magnet and making sense of a sound pickup

  • nigol
  • · Replies 25 ·
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25

Building a vacuum tube amp from scratch

  • Planobilly
  • · Replies 51 ·
2
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51

Making a reliable potentiometer

  • kolleamm
  • · Replies 12 ·
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12

BJT transistor analysis: common emitter confusion

  • thegreengineer
  • · Replies 5 ·
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5

Why does the Exogen LIPUS device have a lifespan of only 300 uses?

  • John Bartle
  • · Replies 9 ·
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9

Running Two Brushed 12V DC Motors

  • Bryan Deily
  • · Replies 24 ·
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24

Reverse Bias in Semiconducter diode

  • Fayyaz Ahmed
  • · Replies 2 ·
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2

How can I modify a LM337 circuit to increase current output?

  • Tolklein
  • · Replies 3 ·
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3

Generator shuts off after running for a while

  • lastfsdfsd23
  • · Replies 11 ·
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11
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2

Will this work say you have 4 each 6 volt batteries and 2 each 12 volt

  • richard schlesser
  • · Replies 2 ·
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2

Parallel batteries at different voltages: what happens practically

  • cocopops12
  • · Replies 9 ·
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9

Transmission line impedance question

  • likephysics
  • · Replies 6 ·
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6
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8

Learning to use an old oscilloscope without a manual

  • Tolklein
  • · Replies 5 ·
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5

What is the difference between baud rate and bit rate in digital communication?

  • Newtons Apple
  • · Replies 9 ·
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9

What is the meaning of Vac in AC voltage?

  • null void
  • · Replies 6 ·
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6

What is meant by electronegative gas?

  • Manoj Sahu
  • · Replies 1 ·
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1

Is the motorcycle charging system storing excess power in the stator?

  • Circle Current
  • · Replies 5 ·
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5

Building a 12:1 USB 2.0 multiplexer with MAX4999 chips

  • Stric_Matic
  • · Replies 6 ·
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6

DC-DC boost converter drops voltage after 10 seconds above 12.5V

  • davidsuzuki256
  • · Replies 8 ·
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8

Why do electronic devices have a maximum voltage limit?

  • francistm
  • · Replies 11 ·
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11

Can a voltmeter read micro-volts?

  • Mohamed_Wael
  • · Replies 9 ·
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9

Mimicking a 14.4VDC Speaker Charger

  • eddie90
  • · Replies 2 ·
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2

MIL-STD-750-3 Transistor Testing

  • MitYeltu
  • · Replies 3 ·
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3

DC ballast for germicidal (UVC) bulbs

  • dennise
  • · Replies 7 ·
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7

How to generate this signal, what equipment do I need?

  • tuanle007
  • · Replies 3 ·
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3
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21

Could a Gas Trailer Extend an Electric Car's Range?

  • Algr
  • · Replies 24 ·
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24

Designing butterworth filter of Nth order

  • Xatax
  • · Replies 1 ·
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1

Back EMF and torque in DC motors with different flux values

  • cnh1995
  • · Replies 14 ·
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14

Attaching AC Earth to DC Negative

  • xortan
  • · Replies 11 ·
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11

Sampling an ac waveform on microcontroller

  • cnh1995
  • · Replies 5 ·
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5