Electrical Engineering Forum

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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...
Electromagnet Polarity Switching for Reversed Motion
  • mattwkeller
  • · Replies 7 ·
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7
Can lasers modify the threshold voltage of power-off transistors?
  • Aghiles
  • · Replies 6 ·
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6
How to measure solar panel voltage using arduino?
  • solvejskovlund
  • · Replies 32 ·
2
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32
Ansys Maxwell - Coordinate System Limitations
  • Y_G
  • · Replies 1 ·
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1
Photovoltaic vs. thermal radiator Solar Panel comparison (using a lens)
  • camerart
  • · Replies 42 ·
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42
What are these transformer looking like things?
  • Nathi ORea
  • · Replies 6 ·
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6
How are the connectors on the DC linear actuator utilized in wiring?
  • Ramok
  • · Replies 18 ·
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18
Solve the Mystery: Fan Controller Info Needed
  • phyzguy
  • · Replies 4 ·
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4
How Do I Set Up and Use the PGA970EVM?
  • core7916
  • · Replies 3 ·
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3
Powering My AC Mains Project with a Push-Button Timer
  • harrison1216
  • · Replies 4 ·
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4
What does the 'power' vs 'time' graph look like for a 3 phase AC supply?
  • k.udhay
  • · Replies 13 ·
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13
Is the IXTP86N20X4 MOSFET a Suitable Choice for Driving at 5V?
  • core7916
  • · Replies 20 ·
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20
Fried my power supply by doing a bad thing
  • jrmichler
  • · Replies 36 ·
2
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36
Troubleshooting a Boost Circuit: Voltage Rise & Gate Issues
  • core7916
  • · Replies 4 ·
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4
Failed function within SMPS giving weak current
  • abdulbadii
  • · Replies 13 ·
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13
Induction heater using Bicycle Dynamo Generator @ 24 V 60HZ Supply
  • KuriousKid
  • · Replies 10 ·
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10
Can lasers guide lightning strikes to a safe target?
  • anorlunda
  • · Replies 6 ·
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6
Building a Safe and Efficient Induction Heater Circuit: Tips and Tricks
  • gary350
  • · Replies 7 ·
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7
Induction Heater at 50Hz or 60Hz from Kitchen Wall Outlet.
  • KuriousKid
  • · Replies 4 ·
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4
Transformer frequency contradiction on induction heating
  • abdulbadii
  • · Replies 3 ·
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3
Is There an IC for Instant On-Delay Off Circuits?
  • solvejskovlund
  • · Replies 7 ·
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7
Big doubt about graphene in batteries
  • Synco
  • · Replies 5 ·
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5
Why are modern street powerlines wrapped together?
  • Nathi ORea
  • · Replies 12 ·
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12
Adjustment of Variable Resistance in an automobile battery
  • saadm
  • · Replies 8 ·
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8
Silvaco: "simulator has unexpectedly exited with status -1073741819"
  • mohamis288
  • · Replies 2 ·
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2
Synchronous generator on an infinite bus
  • ffp
  • · Replies 37 ·
2
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37
Battery circuit current flow when charging
  • shonuff
  • · Replies 19 ·
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19
How many Parallel Resistive Loads I connect in a 110V branch?
  • KuriousKid
  • · Replies 14 ·
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14
Switching between parallel and series connections (solar)
  • solvejskovlund
  • · Replies 31 ·
2
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31
Improve Humidity with Kenmore Floor Humidifier Motors: Wiring Guide & Schematic
  • Fred Frendley
  • · Replies 8 ·
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8
Rectifier circuit for AC sources with 180˚ phase offset
  • Manuel12
  • · Replies 5 ·
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5
Heathkit Model CP 1060 Capacitive Discharge Ignition
  • John1397
  • · Replies 27 ·
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27
Why Does My Varactor Diode Test Circuit Behave Differently on a Breadboard?
  • piepermd
  • · Replies 93 ·
4
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Magnets with Halbach array in an AC generator
  • Manuel12
  • · Replies 6 ·
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6
Optimal Motor Power for DIY Cat Waste and Litter Device
  • SuperSneaky666
  • · Replies 5 ·
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5
Understanding and Interpreting Data from Static Electricity Meter Experiments
  • Steven Ellet
  • · Replies 14 ·
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14
DO NOT throw any engineering questions at Chat GPT
  • Windadct
  • · Replies 2 ·
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2
Induction motor rotor design features
  • artis
  • · Replies 4 ·
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4
Could you use Solar to power a DC to AC Inverter? (Description below)
  • amazingjoe
  • · Replies 6 ·
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6
M700 Steel in Maxwell Electronics 2D Material Library
  • ogonc
  • · Replies 1 ·
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1
Why is there electric field outside a battery?
  • Joker93
  • · Replies 48 ·
2
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48
Step down transformers used in residential AC Mains distribution
  • Brian82784
  • · Replies 2 ·
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2
Current through Flat Sheet or plate
  • KuriousKid
  • · Replies 14 ·
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14
Algorithms for quadcopters to use back-EMF to detect obstacles close?
  • AmericaPacific42
  • · Replies 16 ·
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16
Am vs Fm variable capacitor receiver, what is the difference?
  • sol47739
  • · Replies 2 ·
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2
Can RGB LED simulate incandescent bulb 'glow'?
  • NTL2009
  • · Replies 3 ·
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3
Why am I blowing a laptop powerpack with dc water pump?
  • hyphagon
  • · Replies 2 ·
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2
Calculate current in a 120 VAC circuit with a series 10uF capacitor
  • supak111
  • · Replies 10 ·
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10
Inductance in lightning protection
  • CALNNC
  • · Replies 5 ·
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5
Linear moving switch, decade counter, chaser
  • artis
  • · Replies 49 ·
2
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49
Microwave Oven door attenuation in dB?
  • NTL2009
  • · Replies 3 ·
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3
Recharging a Battery With a Hand Crank?
  • bmhiggs
  • · Replies 13 ·
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13
Can someone recommend a relay for me?
  • EmmyBamidele
  • · Replies 15 ·
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15
Can a Square Wave Tachometer Drive be Powered by a Sine Waveform?
  • KrakenMarine
  • · Replies 16 ·
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Calculating Input/Output Impedance w/ Parallel Resistors
  • ntetlow
  • · Replies 7 ·
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7
Nichrome Resistance Wire Consistently Failing
  • LotusDome
  • · Replies 29 ·
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29
The Mystery of Ideal Miller Integrator: Formula Breakdown and Analysis
  • ntetlow
  • · Replies 12 ·
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12
Help please designing a Piezeoactuator drive circuit
  • core7916
  • · Replies 12 ·
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12
Investigating a faulty earthing in our house
  • Wrichik Basu
  • · Replies 83 ·
3
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Do personal PV panels make sense considering the grid "cleanliness"?
  • GreatWhiteWine
  • · Replies 14 ·
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14
What Happens When AC and DC Signals Interact in Audio Circuits?
  • Crimadella
  • · Replies 13 ·
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13
Designing a 28V --> 200V power converter
  • core7916
  • · Replies 5 ·
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5
How does Earth Ground "absorb" electric current?
  • babaliaris
  • · Replies 12 ·
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12
Protecting PCB, multiplexers and MCU in vending machines
  • winSOW32
  • · Replies 11 ·
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11
Advantages of Circular vs Cylindrical Inductor Core?
  • WorldWiz
  • · Replies 11 ·
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11
Parallel MOSFET safety diagnostics circuit
  • artis
  • · Replies 1 ·
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1
What is this type of bulb or lamp?
  • Axxel
  • · Replies 9 ·
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9
Copper Losses in an Electric Generator
  • mudmucker
  • · Replies 5 ·
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5
Power Line Dangers: Is My RV Safe?
  • Marah Elisabeth
  • · Replies 2 ·
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2
High voltage transformer windings position
  • GreatWhiteWine
  • · Replies 10 ·
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10
Panasonic has announced it will begin building its EV battery
  • dlgoff
  • · Replies 2 ·
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2
Hydrogen dew point in power generators
  • abolfazlghasemi
  • · Replies 2 ·
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2
I need a functioning Soldering Iron....
  • StellarisVoid
  • · Replies 26 ·
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26
Portable Spectrometer and questions about spectra collection....
  • fog37
  • · Replies 11 ·
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11
Parasitic Inductance, rough estimate -Single cable through steel
  • Windadct
  • · Replies 19 ·
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19
Object detector using ultrasonic sensor with 555 timer
  • engnrshyckh
  • · Replies 7 ·
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7
Why such a large engine/generator in a Chevy Volt?
  • NTL2009
  • · Replies 21 ·
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21
LED Peak Current: Know Nominal & Peak Currents for Vehicle LEDs
  • PhysicsTest
  • · Replies 10 ·
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10
Calculating the force that a permanent magnet exerts on a particle
  • MMImpel
  • · Replies 14 ·
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14
Coil Voltage/Current: Understand Resistance in Relay Circuits
  • erobz
  • · Replies 48 ·
2
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Can you damage your starter motor with too much current?
  • duhuhu
  • · Replies 23 ·
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23
Resistance of wet sponge with voltage
  • kma
  • · Replies 10 ·
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10
I don't understand transistors in combinations .... Or maybe basics ....
  • Xenon02
  • · Replies 68 ·
3
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68
Electricity from flared gas in oilfields
  • royp
  • · Replies 6 ·
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6
Gauss' law in line integral, Q=##ϵ_0 ∮E.n dl=-ϵ_0 ∮∂ϕ/∂n dl##
  • mdn
  • · Replies 2 ·
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2
Understanding the effect of duty cycle on the brightness of LEDs
  • JC2000
  • · Replies 23 ·
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23
EMC Peak vs Average Detection: What's the Difference?
  • senmeis
  • · Replies 2 ·
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2
How do I properly connect a bench power supply to a pulse generator for testing?
  • kelly0303
  • · Replies 19 ·
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19
Power Amplifier and Exciter, Impedance / Power
  • student_173
  • · Replies 7 ·
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7
Uninterruptible power supply output specifications
  • david90
  • · Replies 10 ·
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10
Can wet hair cause an electric shock if it gets into outlet/power cord
  • kma
  • · Replies 2 ·
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2
"Ground" and "Center Tapped" Power Transformer Secondary in guitar amp
  • RRLGuitar
  • · Replies 6 ·
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6
AC Mains Transmission Tower question
  • phyzguy
  • · Replies 6 ·
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6
How to apply divergence free (∇.v=0) in nodal finite element method?
  • mdn
  • · Replies 3 ·
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3
How accurate is a multimeter when measuring current
  • kma
  • · Replies 21 ·
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21
Lorentz Force In Capacitors
  • js2020
  • · Replies 15 ·
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15
Schematic capture / wiring diagram software
  • Grinkle
  • · Replies 18 ·
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18
Lightning rod/cable to protect tent
  • dj1990
  • · Replies 12 ·
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12
Request a Diagram or Explanation to wire 220v-50/60hz UK 3-wire device
  • varocketry
  • · Replies 1 ·
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1
NodeMCU Design With ESP32 Instead of ESP8266
  • Keonte45
  • · Replies 2 ·
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2