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

A few questions about schematic

  • maverick99
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46
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Electric Filaments: Safe in Water?

  • mtanti
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5

How Can a Circuit Show Different Bulb Behaviors with Switch Combinations?

  • Grandmas
  • · Replies 27 ·
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27
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How can I regulate the voltage of my battery pack for my small video camera?

  • optimizer
  • · Replies 18 ·
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18

Why does x(n-k) shift right but sequence notation goes left?

  • magneeto
  • · Replies 4 ·
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4

Admittance parameters and input impedance

  • quick
  • · Replies 1 ·
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1

Are coreless electrical generators a new concept?

  • LittleBrother
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1

Where Can I Find Digital Measurement Tutorials for Electronic Engineering?

  • electronic engineer
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1
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Electrical engineer reference book

  • ranger
  • · Replies 2 ·
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2

Help with Kirchhoff's law problem

  • c_man
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3

Operational Amplifier Course - Topics and Tutorials

  • electronic engineer
  • · Replies 4 ·
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4

Classes on waves, circuits, and stochastic models

  • barneygumble742
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2
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7

What's the difference between a solenoid and a relay?

  • karim102
  • · Replies 2 ·
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Ladder diagram for cooling system

  • TSN79
  • · Replies 7 ·
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7

Is there a name for these graphs?

  • Omegatron
  • · Replies 2 ·
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2

How Can I Make a Simple Rectifier?

  • karim102
  • · Replies 9 ·
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9

How/why does electricity make metal shiny?

  • mugsby
  • · Replies 2 ·
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2

Adaptive Filtering for Digital Signals on 32bit 400Mhz Processor

  • dduardo
  • · Replies 4 ·
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4

Rotary Actuator vs Linear Actuator - What's the Difference?

  • karim102
  • · Replies 1 ·
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1

What is the circuit for the Polyfusion Noise Generator?

  • fpop
  • · Replies 3 ·
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3

Measuring Periods w/ Motorola HS12 ICs

  • formulajoe
  • · Replies 1 ·
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1

What are the basic functions of an inductor?

  • beanryu
  • · Replies 4 ·
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4

How a digital to analog converter works

  • variable
  • · Replies 4 ·
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4

How Do You Simplify This Logic Expression Using Quinne-McClusky?

  • electronic engineer
  • · Replies 3 ·
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3

Which is better for creating DC power, a Generator or an Alternator?

  • karim102
  • · Replies 2 ·
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2

How to connect ICL7107 display to opamp output in Eagle

  • electronic engineer
  • · Replies 9 ·
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9

How Can a Cylindrical Cavity Create Constant Magnetic Flux Density?

  • fufufuha
  • · Replies 2 ·
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2

Difference between lead-acid and nickel-cadmium batteries

  • karim102
  • · Replies 1 ·
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1

Are Two Flip-Flops Sufficient for a Modulo 4 State Machine?

  • success2be
  • · Replies 4 ·
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4

Bit of trouble understanding basic electronics

  • Metro_Mystery
  • · Replies 9 ·
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9

Does anything in copper wire change when it's burned in?

  • mugsby
  • · Replies 8 ·
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8

Do voltage and current flow in opposite directions in circuits?

  • beanryu
  • · Replies 3 ·
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3
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9

Can resistance wire and batteries be used to create a self-heating bottle?

  • briguy2188
  • · Replies 10 ·
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10

What substances are used in masers and how is laser wavelength determined?

  • newbie7.07
  • · Replies 5 ·
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5

NTC Rod Thermistor Resistance Temp Coefficient @ 293K

  • EIRE2003
  • · Replies 2 ·
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2

Coupling between tuned circuits

  • temujin
  • · Replies 3 ·
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3

How can I ask for PCB design advice on this forum?

  • electronic engineer
  • · Replies 3 ·
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3

How Can Wireless Power Revolutionize Charging for Electronics?

  • ElectroPhysics
  • · Replies 41 ·
2
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41

Why would a circuit have a zero ohm resistor (3 black bands) in it?

  • EIRE2003
  • · Replies 13 ·
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13

Looking for a Budget-Friendly Solid-State Inclinometer?

  • dduardo
  • · Replies 5 ·
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5
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7

Understand Zero Initial Condition in Linear Systems

  • willisfang
  • · Replies 2 ·
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2

Which math topics from algebra and calculus matter most for electronics?

  • toxique
  • · Replies 4 ·
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4

Designing Bandreject filters

  • Corneo
  • · Replies 1 ·
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1

Understanding why we multiply log(P/Po) by 10

  • dervast
  • · Replies 4 ·
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4

Why do reflected antenna signals have a phase difference?

  • dervast
  • · Replies 5 ·
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5

Where to find beginner circuit design projects online

  • thowonasweaterandgo
  • · Replies 2 ·
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2

Current to voltage converter using opamp

  • palasjn
  • · Replies 2 ·
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2
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Electricity generated using an armature

  • stu1984
  • · Replies 2 ·
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2

Digital multimeter for robotics building with 100µF capacitance range

  • ImperialGuardWH40K
  • · Replies 2 ·
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2

Powering 12V LED neon strips from a scooter axle generator

  • oldunion
  • · Replies 4 ·
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4
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7

Read somewhere about polarization

  • dervast
  • · Replies 4 ·
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4

Can Negative Feedback Improve Amplifier Performance?

  • jonathansd
  • · Replies 12 ·
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12

Majoring in Electrical Engineering

  • juicev85
  • · Replies 3 ·
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3

Where Can Engineering Enthusiasts Find Quality Electronic Components?

  • EbolaPox
  • · Replies 1 ·
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1

Home Power Generation - Can You "Sell" Energy Back to the Grid?

  • rickrock
  • · Replies 9 ·
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9

Finding the -6dB point for a 24dB/octave filter with 0dB at 90Hz

  • frogdogbb
  • · Replies 4 ·
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4

Connecting Different Batteries in Parallel: What Happens?

  • cepheid
  • · Replies 2 ·
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2

Designing Digital Circuit to Determine Frequency of Incoming Signals

  • formulajoe
  • · Replies 2 ·
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2

Where Did Half the Energy of Two Capacitors Go?

  • Martin
  • · Replies 43 ·
2
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43

Understanding Image Force: Barrier or Reducer?

  • ssegga
  • · Replies 1 ·
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1

Creating the Psinetic Core: Theory, Design, and Implementation

  • cd27
  • · Replies 8 ·
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8

Equation for Breakpoint Frequency in High and Low Active Filters

  • Midas_Touch
  • · Replies 1 ·
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1

Getting electricity from water tap

  • vabamyyr
  • · Replies 4 ·
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4

Wind Power Generation: Calculating Output from 30mm Turbine

  • stu1984
  • · Replies 1 ·
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1

Finding information on balancing transformers for dual generators

  • Sherman
  • · Replies 2 ·
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2

Testing an Inverting Amplifier Circuit with R1 = 10k and R2 = 100k

  • Midas_Touch
  • · Replies 4 ·
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4

Can the logical state really be determined during this time?

  • JamesJames
  • · Replies 2 ·
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2

I-V characteristics of a silicon p-n junction diode

  • smn
  • · Replies 2 ·
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2
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2

Simple IR receiver circuit that ignores ambient light

  • wzeller
  • · Replies 5 ·
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5
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How Can I Use a Transistor to Drive a Relay with a Negative Output?

  • triden
  • · Replies 2 ·
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2

Can river vortex generation match dam hydropower output?

  • RunDMC
  • · Replies 19 ·
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19

Implementing digital PID control

  • beserk
  • · Replies 6 ·
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6

Ammeter and voltmeter in circuit

  • ranger
  • · Replies 3 ·
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3

How to get free sample chips from TI, Maxim and other manufacturers

  • ranger
  • · Replies 4 ·
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4

Multisim vs OrCAD for circuit simulation

  • abdo375
  • · Replies 2 ·
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2

Explain to me all these offset concepts

  • variable
  • · Replies 1 ·
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1

Where Can I Learn About Large Signal Operations of MOSFETs?

  • shaiqbashir
  • · Replies 1 ·
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1

How can I determine where the wires in a circuit diagram connect?

  • Serj
  • · Replies 12 ·
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12

Thevenin equivalent of a half-wave rectifier

  • freemind
  • · Replies 4 ·
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4

Why use an op-amp current source instead of a transistor

  • variable
  • · Replies 1 ·
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1

Input impedances for both inverting and non-inverting amplifiers infinity?

  • math&science
  • · Replies 7 ·
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7

Help with a circuit problem

  • darrenabrown
  • · Replies 1 ·
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1

Laplace transform of f(s) = 7/((s+2)(s²+8s+41))e^(3s)

  • darrenabrown
  • · Replies 1 ·
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1

Choose the Best Core Material for Your Electromagnet

  • Jdo300
  • · Replies 9 ·
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9

Dfiference between demux and decoder

  • EvLer
  • · Replies 2 ·
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2

How do I implement a binary divider circuit for dividing by 4?

  • EvLer
  • · Replies 4 ·
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4

How can I maximize my chances of passing the EIT exam?

  • vptran84
  • · Replies 2 ·
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2

Powerful Radar Requirements: An Overview

  • Leon W Zhang
  • · Replies 1 ·
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1
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3

Finding gain of a JFET differential amplifier circuit

  • variable
  • · Replies 2 ·
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2