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

Ohmic heating to heat hockey stick blade glue

  • coolbackyard
  • · Replies 4 ·
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4

Questions about a Piezo igniter

  • Fischer777
  • · Replies 3 ·
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3

Why Does Id Increase with Constant Vgs Despite Body Effect?

  • salil87
  • · Replies 3 ·
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3

12 watt G. Randy Sloan amplifier not producing output signal

  • LokiMundane
  • · Replies 13 ·
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13

Why are load capacitors necessary for crystal oscillators?

  • likephysics
  • · Replies 3 ·
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3

Important Maths Topics For E.E.

  • rollcast
  • · Replies 1 ·
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1
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7

Why Does My Letterpress Machine Keep Blowing Fuses?

  • wudingbin
  • · Replies 16 ·
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16

Forward Voltage / Dropped Voltage / LEDs

  • Irishwake
  • · Replies 4 ·
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4

Why does the arc go upward when a branch falls on power lines?

  • Bassalisk
  • · Replies 16 ·
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16
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8

Powering RC Hobby Motor with Integy 7.2V Battery

  • jjohnson54
  • · Replies 2 ·
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2

Computer Simulation of Wireless Induction?

  • anthonyjames9
  • · Replies 2 ·
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2

What is the Physics Behind Reactive Power in Power Engineering?

  • SArsalan
  • · Replies 5 ·
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5

How to Implement IDEA Algorithm in VHDL?

  • pramod0488
  • · Replies 1 ·
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1

Is an Inductor Consuming or Delivering Reactive Power?

  • Bassalisk
  • · Replies 3 ·
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3

Lithium-Polymer battery fire safety precautions

  • Villhelm
  • · Replies 4 ·
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4

Prerequisites for studying transmission lines and waveguides

  • reddvoid
  • · Replies 3 ·
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3

Building a solenoid need advice

  • rjs123
  • · Replies 2 ·
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2

Output Intensity Profile of Multimode Fiber

  • randy06
  • · Replies 2 ·
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2
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9

Charge Battery Through Water: Is It Possible?

  • techtalk
  • · Replies 3 ·
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3

Digital vs Analog - Noise Distortion

  • frenzal_dude
  • · Replies 7 ·
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7

Motor wiring - will phases be unbalanced?

  • BMcN
  • · Replies 4 ·
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4

Software for transient states of circuits

  • Bassalisk
  • · Replies 2 ·
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2

Build an AM Transmitter with RLC Circuit

  • learypost
  • · Replies 1 ·
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1

Equivalent input noise voltage for BJT emitter follower

  • yungman
  • · Replies 7 ·
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7
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6

Confusion regarding negative resistance circuits

  • resonant.freq
  • · Replies 3 ·
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3
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1

How to make a difference of potential inside a fly (with video)

  • fluidistic
  • · Replies 5 ·
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5

Cheap DC power source for battle-bot with multiple motors

  • Cazizlr
  • · Replies 7 ·
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7

Choosing wire gauge for 12V lighting circuit with 200W load

  • jeydheep
  • · Replies 3 ·
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3

PLC programmin relevant to circuits/digital computing?

  • person999
  • · Replies 8 ·
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8

How does a simple calculator work?

  • Kalouste
  • · Replies 10 ·
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10

Senior design project ideas for aviation and control systems

  • tenacity2986
  • · Replies 6 ·
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6

Building a 6V DC Circuit Switch for Rapid On/Off

  • Fischer777
  • · Replies 13 ·
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13

12 volt switch from 5 volt supply

  • Twm Sion
  • · Replies 7 ·
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7

Use resistors to simulate heat from microprocessor?

  • hxtasy
  • · Replies 2 ·
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2

Newby Question on Inductive Sensor Coil Specs

  • r_pogo
  • · Replies 2 ·
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2

How to safely extract 12V DC from an old PC power supply

  • Bassalisk
  • · Replies 3 ·
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3
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11

Power recovery circuit with bridge rectifier and capacitor timing switch

  • Mastiffman
  • · Replies 2 ·
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2

How to get a dc power supply to produce 2V at 10-20 milliamps?

  • pb23me
  • · Replies 4 ·
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4

How Does the Early Effect Influence Base Current in a Transistor?

  • sahil_time
  • · Replies 1 ·
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1

Transformer Load: Do I Need to Worry?

  • rhlee
  • · Replies 3 ·
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3

How do I draw the root locus after finding poles, zeros and asymptotes?

  • Natalie89
  • · Replies 2 ·
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2

Understanding Nyquist criterion and plot

  • Vyse007
  • · Replies 3 ·
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3

Can This Circuit be Used for Charge Recycling?

  • 1990a
  • · Replies 3 ·
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3

Lightning protection system for steel-frame house on exposed mountain top

  • webdude
  • · Replies 9 ·
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9

How tell what Amps in a drop down volt diode

  • tpczx6
  • · Replies 2 ·
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2

How Do You Create Eigenfaces for Face Recognition Projects?

  • ee11p1002
  • · Replies 1 ·
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1

Making a 5V DC Power Supply for Microcontroller: Possible Damage?

  • asad1111
  • · Replies 5 ·
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5

Is it possible to step up DC voltage to 300V from only 4V?

  • junguo93
  • · Replies 3 ·
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3

Why is the substrate terminal considered to have no effect on MOSFET operation?

  • sandy.bridge
  • · Replies 1 ·
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1

Solid State Relay for Fast Switching Electromagnet DC/AC 24-380V 25A

  • Bassalisk
  • · Replies 8 ·
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8

Why Is Adjusting the Duty Cycle Necessary in Boost Converters?

  • sean415
  • · Replies 2 ·
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2

Magnetic Flux analysis in transformer design.

  • JJ91
  • · Replies 1 ·
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1

Leyden Jar - 2 bottles - 1 positive 1 negative?

  • whocouldshebe
  • · Replies 10 ·
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10

MSEE Electromagnetics, RF and Microwaves + ?

  • Winzer
  • · Replies 2 ·
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2

Understanding Implications of 10MΩ Resistor in Circuit

  • antoine1
  • · Replies 9 ·
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9

What causes some elements to be conductive and other element to resist?

  • Genericcoder
  • · Replies 2 ·
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2
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7

Measure 2 magnetic fields operating at different frequencies?

  • ductrungvn
  • · Replies 1 ·
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1
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9
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7

LED specific voltage for specific wavelength

  • PhysicsRolla
  • · Replies 11 ·
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11

Brightness control for a bulb in an incubator

  • EDWARDKagose
  • · Replies 2 ·
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2

(QUESTION I was Thinking of Creating a Generator System

  • Mastiffman
  • · Replies 13 ·
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13

Modulator and Demodulator (conceptual question)?

  • neotriz
  • · Replies 2 ·
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2

Building an 88-note LED music visualizer with modified guitar tuners

  • seeingmusic
  • · Replies 8 ·
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8

Armoured Cables: Tape vs Wire - Mechanical Properties

  • adool_617
  • · Replies 1 ·
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1

Understanding Cell Arrangement in Laptop Battery Rebuilding

  • cadaver
  • · Replies 3 ·
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3

Equivalent circuit of induced EMF of coil.

  • yungman
  • · Replies 8 ·
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8

Does RMS(f1) +RMS(F2) = RMS(F1+F2)?

  • lennybogzy
  • · Replies 3 ·
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3

Need a small remotely controlled motor w/ self-contained power

  • DaveC426913
  • · Replies 10 ·
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10

How to improve wireless charger efficiency with coil design

  • zrex
  • · Replies 3 ·
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3

Applications of Transistors with Different β values

  • challarao
  • · Replies 1 ·
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1

Struggling to Understand Causality in Input-Output Relationship

  • cybernoodles
  • · Replies 2 ·
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2

Is left side of the s-plane stable side?

  • truva
  • · Replies 7 ·
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7

Does base current behave the same in voltage and current source biasing?

  • Bassalisk
  • · Replies 33 ·
2
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33

Physics behind voltage regulators

  • littlebilly91
  • · Replies 5 ·
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5

Induction motor fed from rotor.

  • ajith.mk91
  • · Replies 1 ·
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1
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7
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18

Is it possible to power a small LED an RF signal

  • CADmancan
  • · Replies 15 ·
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15

3-Phase Circuit - Line Current Calculation Question

  • joenooch
  • · Replies 1 ·
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1

Wire gauge for 25 feet of solar LED power extension at 12V DC

  • eddie90
  • · Replies 17 ·
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17

IC 74192 and low power MPSA 14 NPN TRANSISTOR

  • neduet
  • · Replies 2 ·
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2

Equivalent Resistance in Diamond-Shaped Circuits

  • qwertyflatty
  • · Replies 10 ·
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10

Supply voltages to N and P type semiconductors

  • SMOF
  • · Replies 2 ·
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2

Circuit Design for a fractional -amplifier

  • iqjump123
  • · Replies 5 ·
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5

Circuit analysis video lectures and textbooks for self-study

  • tamtam402
  • · Replies 1 ·
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1

Relative Positioning of Sensors

  • tuitulugbek
  • · Replies 1 ·
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1

First Order System's Time Constant

  • yanaibarr
  • · Replies 9 ·
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9

Are DIY Phones and MP3 Players Practical Projects for High School Students?

  • perfectprasha
  • · Replies 1 ·
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1

Could Misaligned Brushes Cause Arcing in DC Shunt Motors?

  • FOIWATER
  • · Replies 1 ·
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1

Household noise from AC line, lights etc.

  • yungman
  • · Replies 2 ·
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2

SPICE - Resistance between nodes (ohmmeter)

  • strokebow
  • · Replies 20 ·
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20
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1