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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...

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

Nov 16, 2005 · Replies 13 · Nov 21, 2005

Replies: 13

Views: 4K

Looking for a Budget-Friendly Solid-State Inclinometer?

Nov 19, 2005 · Replies 5 · Nov 21, 2005

Replies: 5

Views: 5K

Levitating Steel Sphere: Engineering Questions Answered

Nov 18, 2005 · Replies 7 · Nov 21, 2005

Replies: 7

Views: 3K

Understand Zero Initial Condition in Linear Systems

Nov 19, 2005 · Replies 2 · Nov 21, 2005

Replies: 2

Views: 17K

Careers in Electronics: Math Topics & Classes for Study

Nov 18, 2005 · Replies 4 · Nov 19, 2005

Replies: 4

Views: 2K

Designing Bandreject filters

Nov 19, 2005 · Replies 1 · Nov 19, 2005

Replies: 1

Views: 2K

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

Nov 18, 2005 · Replies 4 · Nov 18, 2005

Replies: 4

Views: 3K

Antenna Signals: Reflection, Distance and Phase

Nov 15, 2005 · Replies 5 · Nov 18, 2005

Replies: 5

Views: 21K

Getting Started with EE Project Ideas for Beginners

Nov 18, 2005 · Replies 2 · Nov 18, 2005

Replies: 2

Views: 3K

Current to voltage converter using opamp

Nov 16, 2005 · Replies 2 · Nov 18, 2005

Replies: 2

Views: 31K

Understanding Op Amp Node Voltage Analysis: Equation Differences at Node D

Nov 18, 2005 · Replies 1 · Nov 18, 2005

Replies: 1

Views: 4K

Electricity generated using an armature

Nov 16, 2005 · Replies 2 · Nov 18, 2005

Replies: 2

Views: 3K

Need help picking out a multimeter

Nov 16, 2005 · Replies 2 · Nov 17, 2005

Replies: 2

Views: 5K

Revamping My Scooter with 12V LED Neon Sticks & Axle Generator

Nov 7, 2005 · Replies 4 · Nov 17, 2005

Replies: 4

Views: 4K

How many laptops can be plugged into a desk outlet without blowing the fuse?

Nov 15, 2005 · Replies 7 · Nov 16, 2005

Replies: 7

Views: 2K

Read somewhere about polarization

Nov 16, 2005 · Replies 4 · Nov 16, 2005

Replies: 4

Views: 4K

Can Negative Feedback Improve Amplifier Performance?

Oct 28, 2005 · Replies 12 · Nov 15, 2005

Replies: 12

Views: 24K

Majoring in Electrical Engineering

Nov 9, 2005 · Replies 3 · Nov 15, 2005

Replies: 3

Views: 2K

Where Can Engineering Enthusiasts Find Quality Electronic Components?

Nov 14, 2005 · Replies 1 · Nov 14, 2005

Replies: 1

Views: 2K

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

Nov 2, 2005 · Replies 9 · Nov 14, 2005

Replies: 9

Views: 11K

Help frequency to dB relationship

Nov 11, 2005 · Replies 4 · Nov 14, 2005

Replies: 4

Views: 10K

Connecting Different Batteries in Parallel: What Happens?

Nov 8, 2005 · Replies 2 · Nov 14, 2005

Replies: 2

Views: 31K

Designing Digital Circuit to Determine Frequency of Incoming Signals

Nov 13, 2005 · Replies 2 · Nov 13, 2005

Replies: 2

Views: 2K

Where Did Half the Energy of Two Capacitors Go?

Nov 5, 2005 · Replies 43 · Nov 12, 2005

2

Replies: 43

Views: 10K

Understanding Image Force: Barrier or Reducer?

Oct 28, 2005 · Replies 1 · Nov 12, 2005

Replies: 1

Views: 18K

Creating the Psinetic Core: Theory, Design, and Implementation

Nov 9, 2005 · Replies 8 · Nov 10, 2005

Replies: 8

Views: 3K

Equation for Breakpoint Frequency in High and Low Active Filters

Nov 10, 2005 · Replies 1 · Nov 10, 2005

Replies: 1

Views: 13K

Getting electricity from water tap

Nov 9, 2005 · Replies 4 · Nov 9, 2005

Replies: 4

Views: 33K

Wind Power Generation: Calculating Output from 30mm Turbine

Nov 9, 2005 · Replies 1 · Nov 9, 2005

Replies: 1

Views: 3K

Balancing Transformers: Info on Syncing, Load Balance & Power Loss

Nov 8, 2005 · Replies 2 · Nov 9, 2005

Replies: 2

Views: 6K

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

Nov 8, 2005 · Replies 4 · Nov 8, 2005

Replies: 4

Views: 4K

Can the logical state really be determined during this time?

Nov 6, 2005 · Replies 2 · Nov 8, 2005

Replies: 2

Views: 3K

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

Nov 7, 2005 · Replies 2 · Nov 7, 2005

Replies: 2

Views: 18K

Can unstable circuits with right-side poles exhibit resonant frequencies?

Nov 4, 2005 · Replies 2 · Nov 7, 2005

Replies: 2

Views: 2K

Build a Simple IR Receiver Circuit for LED Lighting | Easy Instructions

Nov 5, 2005 · Replies 5 · Nov 7, 2005

Replies: 5

Views: 7K

Does the Equation Vout=-Iin*Rf Always Apply in Current-to-Voltage Converters?

Nov 6, 2005 · Replies 1 · Nov 6, 2005

Replies: 1

Views: 6K

How Can I Use a Transistor to Drive a Relay with a Negative Output?

Nov 5, 2005 · Replies 2 · Nov 6, 2005

Replies: 2

Views: 3K

Debunk me, please (Hydo-electric power)

Oct 27, 2005 · Replies 19 · Nov 5, 2005

Replies: 19

Views: 7K

Implementing digital PID control

Oct 25, 2005 · Replies 6 · Nov 4, 2005

Replies: 6

Views: 20K

Ammeter and voltmeter in circuit

Nov 1, 2005 · Replies 3 · Nov 4, 2005

Replies: 3

Views: 23K

Free Sample Chips: Get Free Samples from TI, Maxim & More

Nov 4, 2005 · Replies 4 · Nov 4, 2005

Replies: 4

Views: 19K

Comparing Multisim vs Orcad: Which is Better for Simulating Circuits?

Oct 19, 2005 · Replies 2 · Nov 4, 2005

Replies: 2

Views: 20K

Explain to me all these offset concepts

Nov 3, 2005 · Replies 1 · Nov 4, 2005

Replies: 1

Views: 2K

Where Can I Learn About Large Signal Operations of MOSFETs?

Nov 3, 2005 · Replies 1 · Nov 3, 2005

Replies: 1

Views: 4K

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

Oct 28, 2005 · Replies 12 · Nov 3, 2005

Replies: 12

Views: 3K

Thevenin equivalent of a half-wave rectifier

Oct 30, 2005 · Replies 4 · Nov 2, 2005

Replies: 4

Views: 7K

Comparing Current Sources: Op Amp vs. Transistor

Oct 31, 2005 · Replies 1 · Nov 1, 2005

Replies: 1

Views: 3K

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

Oct 31, 2005 · Replies 7 · Nov 1, 2005

Replies: 7

Views: 3K

Need Help with Circuit Problem? Let's Solve it Together!

Oct 31, 2005 · Replies 1 · Oct 31, 2005

Replies: 1

Views: 2K

Laplace Transform of f(s) | Calculation of 𝜓(s)

Oct 31, 2005 · Replies 1 · Oct 31, 2005

Replies: 1

Views: 3K

Choose the Best Core Material for Your Electromagnet

Oct 30, 2005 · Replies 9 · Oct 30, 2005

Replies: 9

Views: 25K

Dfiference between demux and decoder

Oct 29, 2005 · Replies 2 · Oct 30, 2005

Replies: 2

Views: 14K

Implementing a Divider Circuit - A Guide

Oct 22, 2005 · Replies 4 · Oct 29, 2005

Replies: 4

Views: 13K

Maximizing Your Chances of Passing the EIT: Tips and Advice

Oct 27, 2005 · Replies 2 · Oct 29, 2005

Replies: 2

Views: 6K

Powerful Radar Requirements: An Overview

Oct 29, 2005 · Replies 1 · Oct 29, 2005

Replies: 1

Views: 3K

Diode Configuration in Protection Circuit: Nose-to-Nose or Tail-to-Tail?

Oct 27, 2005 · Replies 3 · Oct 28, 2005

Replies: 3

Views: 7K

Find Gain of JFET Diff Amp: V1 & VD2 Explained

Oct 27, 2005 · Replies 2 · Oct 27, 2005

Replies: 2

Views: 3K

Maximizing gain in a bipolar transistor amplifier: capacitor vs. resistor

Oct 26, 2005 · Replies 4 · Oct 26, 2005

Replies: 4

Views: 4K

Calculate the resistance at 18 Celsius

Oct 25, 2005 · Replies 2 · Oct 25, 2005

Replies: 2

Views: 2K

White Noise Generator: How Does it Work?

Oct 22, 2005 · Replies 5 · Oct 24, 2005

Replies: 5

Views: 9K

Load Current vs Bleeder Current: What's the Difference?

Oct 22, 2005 · Replies 3 · Oct 23, 2005

Replies: 3

Views: 18K

Why can a voltmeter potentially load a circuit?

Oct 22, 2005 · Replies 1 · Oct 22, 2005

Replies: 1

Views: 3K

Capacitors in Red - Circuit Functions

Oct 21, 2005 · Replies 2 · Oct 21, 2005

Replies: 2

Views: 5K

Constructing a Circuit to Limit Voltage of 20V Peak-to-Peak Sine Wave

Oct 20, 2005 · Replies 3 · Oct 21, 2005

Replies: 3

Views: 15K

Creating a Power Supply for a Capacitor Bank

Oct 20, 2005 · Replies 1 · Oct 20, 2005

Replies: 1

Views: 2K

How Can I Convert Various Signals Into One Standard Square Wave?

Oct 18, 2005 · Replies 3 · Oct 20, 2005

Replies: 3

Views: 2K

Graphing a digit oscillating signal

Oct 20, 2005 · Replies 1 · Oct 20, 2005

Replies: 1

Views: 3K

Laplace Transforms and its applications

Oct 10, 2005 · Replies 4 · Oct 20, 2005

Replies: 4

Views: 7K

Why Does Current Lead Voltage in a Capacitor?

Aug 16, 2005 · Replies 4 · Oct 20, 2005

Replies: 4

Views: 4K

What are the different types of losses in a transformer?

Sep 11, 2005 · Replies 2 · Oct 20, 2005

Replies: 2

Views: 42K

Recommend me electronics testing equipment

Oct 19, 2005 · Replies 2 · Oct 19, 2005

Replies: 2

Views: 2K

Operational Amplifier (Voltage Follower)

Oct 17, 2005 · Replies 6 · Oct 18, 2005

Replies: 6

Views: 13K

ABEL Designing a 4-to-1 Multiplexer

Oct 17, 2005 · Replies 3 · Oct 17, 2005

Replies: 3

Views: 5K

Fermi Level in N-Type Semiconductors

Oct 14, 2005 · Replies 12 · Oct 16, 2005

Replies: 12

Views: 5K

What Are Affordable Microcontroller Kits for Beginners?

Oct 12, 2005 · Replies 8 · Oct 16, 2005

Replies: 8

Views: 3K

I need to buy polarised transducers

Oct 13, 2005 · Replies 3 · Oct 14, 2005

Replies: 3

Views: 3K

Design does not fit on the chip

Oct 9, 2005 · Replies 4 · Oct 13, 2005

Replies: 4

Views: 3K

What is the best software for designing circuits?

Oct 12, 2005 · Replies 5 · Oct 12, 2005

Replies: 5

Views: 5K

What does it take to build a PSP?

May 4, 2005 · Replies 28 · Oct 12, 2005

Replies: 28

Views: 9K

Is There an Easy Solution for Creating a PC Joystick with Limited Components?

Oct 6, 2005 · Replies 12 · Oct 12, 2005

Replies: 12

Views: 3K

Help in integration i=1/L∫Vdt || V=(6t+26)/(t^2+10t+21)

Sep 23, 2005 · Replies 1 · Oct 11, 2005

Replies: 1

Views: 6K

Power Supply Caps: Why Do They Have High Voltage?

Oct 10, 2005 · Replies 1 · Oct 10, 2005

Replies: 1

Views: 4K

AC to DC Wall Adapter:Vout 12Vdc Measured 19.5V?

Oct 9, 2005 · Replies 5 · Oct 9, 2005

Replies: 5

Views: 3K

Generate Microwaves Using Heat: Does it Exist?

Oct 8, 2005 · Replies 5 · Oct 8, 2005

Replies: 5

Views: 6K

Troubleshooting a PLD Circuit: Common Issues and Solutions

Oct 4, 2005 · Replies 5 · Oct 7, 2005

Replies: 5

Views: 3K

Modeling a Matched HF Circuit with SPICE: The Role of Source Resistance

Oct 6, 2005 · Replies 3 · Oct 7, 2005

Replies: 3

Views: 3K

Lightning travels through the path of least resistance

Oct 6, 2005 · Replies 4 · Oct 6, 2005

Replies: 4

Views: 4K

Cellphone Worries: How Much Radiation is Involved?

Oct 4, 2005 · Replies 1 · Oct 4, 2005

Replies: 1

Views: 3K

How can I make my electric scooter go faster

Oct 2, 2005 · Replies 2 · Oct 2, 2005

Replies: 2

Views: 42K

Power dissipated without a load?

Oct 1, 2005 · Replies 3 · Oct 2, 2005

Replies: 3

Views: 6K

Need explanation on part of induction equation

Oct 1, 2005 · Replies 4 · Oct 1, 2005

Replies: 4

Views: 3K

Equipment Accuracy: Explaining Micro-Amp & CRO Results

Oct 1, 2005 · Replies 1 · Oct 1, 2005

Replies: 1

Views: 6K

How can Thevenin equivalent circuits be represented using a mechanical analogy?

Sep 5, 2005 · Replies 5 · Sep 30, 2005

Replies: 5

Views: 4K

Is there an easy way to find the radix r?

Sep 15, 2005 · Replies 4 · Sep 30, 2005

Replies: 4

Views: 17K

I would like to know the mechanism of LCR bridge

Sep 29, 2005 · Replies 2 · Sep 29, 2005

Replies: 2

Views: 6K

Capacitor voltages and Inductor currents

Sep 19, 2005 · Replies 6 · Sep 29, 2005

Replies: 6

Views: 11K

Why does my battery behave like this?

Sep 22, 2005 · Replies 3 · Sep 26, 2005

Replies: 3

Views: 3K

Is My K-Map for Prime Numbers Correct?

Sep 24, 2005 · Replies 7 · Sep 26, 2005

Replies: 7

Views: 6K

Reverse Polarity: Understanding and Application

Sep 24, 2005 · Replies 1 · Sep 26, 2005

Replies: 1

Views: 5K

How to Design a High-Gain Discrete Op-Amp?

Sep 21, 2005 · Replies 13 · Sep 24, 2005

Replies: 13

Views: 11K

Electrical Engineering

Electrical engineering is a discipline within engineering that focuses on the study and application of electricity, electronics, and electromagnetism. Electrical engineers design, develop, and maintain systems and devices that utilize electrical power, ranging from small-scale electronics to large power distribution networks. The field encompasses a diverse range of technologies, including telecommunications, signal processing, control systems, and power generation.

Electrical engineers play a crucial role in advancing technology, contributing to innovations such as computers, smartphones, renewable energy systems, and electric vehicles. Their work involves a combination of theoretical understanding, mathematical modeling, and practical application to create solutions that power the modern world.

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