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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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How Do You Calculate Electrical Field Strength in Kapton Insulated Cables?

Feb 23, 2009 · Replies 2 · Feb 24, 2009

Replies: 2

Views: 2K

Longitudinal waves in circuits?

Nov 27, 2004 · Replies 2 · Feb 24, 2009

Replies: 2

Views: 4K

Comparing Op-Amp 741 and Latest Op-Amps

Feb 24, 2009 · Replies 2 · Feb 24, 2009

Replies: 2

Views: 2K

Hardware to mount pcb/prototype board to metal box?

Feb 23, 2009 · Replies 5 · Feb 24, 2009

Replies: 5

Views: 11K

Open Source Humanitarian Demining Project

Feb 22, 2009 · Replies 13 · Feb 23, 2009

Replies: 13

Views: 4K

Capacitor question( what do prioritize to maximize current in a RC circuit)

Feb 23, 2009 · Replies 1 · Feb 23, 2009

Replies: 1

Views: 3K

Cramer's Rule in Complex Frequency Domain.

Feb 23, 2009 · Replies 1 · Feb 23, 2009

Replies: 1

Views: 5K

Convert Digital Output from DAQ to Analog output?

Feb 23, 2009 · Replies 4 · Feb 23, 2009

Replies: 4

Views: 5K

Control DC Motor Speed using Astable - Mike's Project

Feb 23, 2009 · Replies 4 · Feb 23, 2009

Replies: 4

Views: 2K

Add DC & AC Voltages: Learn How to Do It!

Feb 19, 2009 · Replies 11 · Feb 23, 2009

Replies: 11

Views: 16K

Get 5V from 9V Battery for TTL 7400 IC

Feb 23, 2009 · Replies 1 · Feb 23, 2009

Replies: 1

Views: 4K

How to calculate the BusBar size?

Feb 22, 2009 · Replies 2 · Feb 22, 2009

Replies: 2

Views: 25K

Electric Arc Current Estimate: 80kV, 1" Gap

Feb 19, 2009 · Replies 5 · Feb 22, 2009

Replies: 5

Views: 12K

Math Courses for Electrical Engineering Degree

Feb 22, 2009 · Replies 2 · Feb 22, 2009

Replies: 2

Views: 2K

Determining supply current/voltage to LED

Feb 16, 2009 · Replies 19 · Feb 21, 2009

Replies: 19

Views: 21K

Capacitor Selection - Suggestions for 100kHz Low ESR Decoupling

Feb 17, 2009 · Replies 4 · Feb 21, 2009

Replies: 4

Views: 4K

PSK Modulation for Serial Communication on Power Lines | How to Find a PSK Chip

Feb 18, 2009 · Replies 7 · Feb 21, 2009

Replies: 7

Views: 5K

What's the purpose of R20 in this schematic

Feb 18, 2009 · Replies 6 · Feb 21, 2009

Replies: 6

Views: 3K

Is a DC Battery Bank Feasible for Supplementing Power in a Remote Machine Shop?

Feb 18, 2009 · Replies 2 · Feb 21, 2009

Replies: 2

Views: 3K

Understanding 3 Phase IEC Contactors/Starters

Feb 19, 2009 · Replies 4 · Feb 21, 2009

Replies: 4

Views: 4K

Designing a Timed Vibration Device for Children with Autism

Feb 18, 2009 · Replies 6 · Feb 20, 2009

Replies: 6

Views: 3K

Can Excel be Used for Design Optimization? Tips and Resources for Success

Feb 19, 2009 · Replies 8 · Feb 20, 2009

Replies: 8

Views: 4K

How can I simulate dielectric breakdown?

Jan 16, 2008 · Replies 10 · Feb 20, 2009

Replies: 10

Views: 9K

Can general prototyping boards handle up to 4-5A in current?

Feb 18, 2009 · Replies 1 · Feb 19, 2009

Replies: 1

Views: 2K

What if? (concerning electrical induction)

Feb 18, 2009 · Replies 25 · Feb 19, 2009

Replies: 25

Views: 4K

Solve Mystery of Strange Mobile Phone Issue

Feb 18, 2009 · Replies 2 · Feb 19, 2009

Replies: 2

Views: 3K

Carmel IN Wire Harness Builder Looking for Supplier

Feb 17, 2009 · Replies 4 · Feb 19, 2009

Replies: 4

Views: 2K

Wireless transmission of electricity

May 28, 2006 · Replies 21 · Feb 19, 2009

Replies: 21

Views: 44K

Remote Volume Control for 2-channel Pyle Pro Amplifier

Sep 10, 2008 · Replies 3 · Feb 18, 2009

Replies: 3

Views: 21K

Which capacitor is right for me?

Feb 6, 2009 · Replies 8 · Feb 18, 2009

Replies: 8

Views: 3K

Optimizing PCB Design: Choosing Between SD and MicroSD Connectors

Feb 16, 2009 · Replies 5 · Feb 18, 2009

Replies: 5

Views: 3K

Wireless information sending and baud rate

Feb 18, 2009 · Replies 3 · Feb 18, 2009

Replies: 3

Views: 4K

Power in dc circuits supplying or consuming?

Feb 18, 2009 · Replies 1 · Feb 18, 2009

Replies: 1

Views: 4K

Ideas for My Project: Fixing a 60-Year-Old World Time Clock

Feb 17, 2009 · Replies 11 · Feb 17, 2009

Replies: 11

Views: 4K

Open curcuit voltage of photovoltaic devices

Feb 16, 2009 · Replies 11 · Feb 17, 2009

Replies: 11

Views: 7K

Analog Circuit Design for Fuel Tank Sending Units: Help Needed

Oct 17, 2008 · Replies 12 · Feb 17, 2009

Replies: 12

Views: 5K

Full wave rectifier for piezoelectric stack

Feb 15, 2009 · Replies 6 · Feb 17, 2009

Replies: 6

Views: 4K

How Do You Analyze Circuits Containing Diodes?

Feb 16, 2009 · Replies 7 · Feb 17, 2009

Replies: 7

Views: 18K

How Can I Measure Water Levels in a Tank for PLC Integration?

Feb 17, 2009 · Replies 7 · Feb 17, 2009

Replies: 7

Views: 4K

LED and Resistor Circuit WiringWhich resistors should i use?

Feb 16, 2009 · Replies 15 · Feb 17, 2009

Replies: 15

Views: 33K

Normalized Current in Transmission Lines Explained

Feb 16, 2009 · Replies 1 · Feb 17, 2009

Replies: 1

Views: 6K

How to Set Undervoltage Lockout for TPS63001?

Feb 16, 2009 · Replies 2 · Feb 17, 2009

Replies: 2

Views: 2K

Transmission Lines: Boundary Conditions Meaning

Feb 16, 2009 · Replies 1 · Feb 17, 2009

Replies: 1

Views: 2K

Calculating Combined Resistance in Parallel Circuits

Feb 16, 2009 · Replies 7 · Feb 16, 2009

Replies: 7

Views: 6K

How Many Watts Are Needed to Lift a 200-Pound Mass with an Electromagnet?

Feb 16, 2009 · Replies 1 · Feb 16, 2009

Replies: 1

Views: 11K

The production of LEDs using PLD

Feb 16, 2009 · Replies 1 · Feb 16, 2009

Replies: 1

Views: 2K

How to Convert NMEA Data to Google Earth Mapping?

Feb 16, 2009 · Replies 3 · Feb 16, 2009

Replies: 3

Views: 3K

Are there steps to find the Fourier series for transformed graphs?

Dec 3, 2008 · Replies 7 · Feb 16, 2009

Replies: 7

Views: 4K

Dividing energy from power source

Feb 15, 2009 · Replies 5 · Feb 15, 2009

Replies: 5

Views: 2K

How Does Capacitor Power Dissipation Impact AC Circuit Behavior?

Feb 14, 2009 · Replies 1 · Feb 15, 2009

Replies: 1

Views: 11K

Free Schematic Drawing Software for Posting on PF: Recommendations and Tips

Feb 14, 2009 · Replies 8 · Feb 15, 2009

Replies: 8

Views: 3K

Solving Transmission Line Outages: 400 Miles of 345 kV

Feb 8, 2009 · Replies 6 · Feb 15, 2009

Replies: 6

Views: 7K

NPN transistor with lowest Vbe?

Feb 13, 2009 · Replies 6 · Feb 15, 2009

Replies: 6

Views: 23K

Magnetic field and voltage question

Jan 19, 2009 · Replies 8 · Feb 14, 2009

Replies: 8

Views: 5K

Need a negative voltage from a 0-60V power supply

Feb 13, 2009 · Replies 3 · Feb 14, 2009

Replies: 3

Views: 8K

Building a Successful Tesla Coil: Tips and Tricks for Coil Builders

Nov 19, 2008 · Replies 6 · Feb 14, 2009

Replies: 6

Views: 3K

Pushing LEDs Beyond Ratings: Can My 25ma LED Survive?

Feb 13, 2009 · Replies 11 · Feb 14, 2009

Replies: 11

Views: 3K

How to experimentally calculate power cable ampacity

Feb 10, 2009 · Replies 12 · Feb 14, 2009

Replies: 12

Views: 17K

Right voltage, wrong frequency of operation

Aug 24, 2008 · Replies 10 · Feb 13, 2009

Replies: 10

Views: 11K

How Can Satellites Re-track to Their Orbits and Adjust Speeds?

Feb 13, 2009 · Replies 3 · Feb 13, 2009

Replies: 3

Views: 2K

Building a Generator to Power Home: Questions and Answers

Feb 13, 2009 · Replies 1 · Feb 13, 2009

Replies: 1

Views: 2K

Has anyone used Flexi Force sensors before?

Feb 12, 2009 · Replies 1 · Feb 13, 2009

Replies: 1

Views: 2K

Electrostatic Filter for Computers

Feb 12, 2009 · Replies 2 · Feb 13, 2009

Replies: 2

Views: 3K

Want a up counter but have a down counter

Feb 12, 2009 · Replies 2 · Feb 12, 2009

Replies: 2

Views: 2K

Do I Need Multiple Power Supplies for This Op-Amp Circuit?

Feb 12, 2009 · Replies 8 · Feb 12, 2009

Replies: 8

Views: 2K

Solving Electromagnet Problem with 24V 24A DC Power Supply

Feb 8, 2009 · Replies 2 · Feb 12, 2009

Replies: 2

Views: 3K

Microcontroller for DC Motor Controller

Feb 11, 2009 · Replies 9 · Feb 12, 2009

Replies: 9

Views: 8K

Data Acquisition Design: PLC, I/O, PC | Manuals & Alternatives

Feb 4, 2009 · Replies 7 · Feb 12, 2009

Replies: 7

Views: 4K

Will an AC Light Bulb Burn Out on a DC Circuit?

Feb 11, 2009 · Replies 4 · Feb 11, 2009

Replies: 4

Views: 20K

Capacitor Polarity: Which Edge is Negative?

Feb 10, 2009 · Replies 8 · Feb 11, 2009

Replies: 8

Views: 19K

Differential Amplifier Common Mode Problem

Feb 2, 2009 · Replies 4 · Feb 11, 2009

Replies: 4

Views: 7K

Voltage Drop Question - Building Wiring

Feb 11, 2009 · Replies 4 · Feb 11, 2009

Replies: 4

Views: 8K

Adding Harmonics: Doubling Frequency of Alternating Signals

Feb 11, 2009 · Replies 4 · Feb 11, 2009

Replies: 4

Views: 3K

Help designing a thermistor circuit

Jan 30, 2009 · Replies 60 · Feb 11, 2009

3

Replies: 60

Views: 33K

Electrical Engineering: Transformer Question for Power Shower

Feb 11, 2009 · Replies 4 · Feb 11, 2009

Replies: 4

Views: 3K

Water-Sealing a Circuit for Submersion: LM35 Temp. Sensor Tips

Feb 7, 2009 · Replies 34 · Feb 11, 2009

2

Replies: 34

Views: 6K

Controller for TFT LCD Monitor: Tips & Suggestions

Feb 11, 2009 · Replies 1 · Feb 11, 2009

Replies: 1

Views: 4K

The question: Is Electrical Engineering the Right Choice for Me?

Feb 9, 2009 · Replies 6 · Feb 10, 2009

Replies: 6

Views: 3K

What Are the Key Takeaways from My 2-Week HDL Microcontroller Project?

Feb 6, 2009 · Replies 5 · Feb 10, 2009

Replies: 5

Views: 4K

Why Do Railroad Tracks Experience Voltage and Current from Nearby Power Lines?

Feb 8, 2009 · Replies 7 · Feb 9, 2009

Replies: 7

Views: 2K

Can Alternating Magnetic Fields Damage Microscope Lenses?

Jan 23, 2009 · Replies 6 · Feb 9, 2009

Replies: 6

Views: 3K

Percent% Errror Quoted for Electrical Components. What is it?

Feb 9, 2009 · Replies 2 · Feb 9, 2009

Replies: 2

Views: 3K

Electrical Coordination Training

Feb 6, 2009 · Replies 4 · Feb 9, 2009

Replies: 4

Views: 3K

Increasing voltage, from millivolts to 120volts

Feb 5, 2009 · Replies 3 · Feb 9, 2009

Replies: 3

Views: 6K

Nikola Tesla's Radiant Energy System

Feb 13, 2007 · Replies 20 · Feb 8, 2009

Replies: 20

Views: 24K

Single phase motor loading query

Feb 3, 2009 · Replies 16 · Feb 7, 2009

Replies: 16

Views: 4K

What Is Electric Isolation and How Does It Differ from Galvanic Isolation?

Feb 6, 2009 · Replies 5 · Feb 7, 2009

Replies: 5

Views: 37K

How can I build a Kirlian machine for my experiments?

Feb 7, 2009 · Replies 2 · Feb 7, 2009

Replies: 2

Views: 5K

Wiring question: Going from larger wire to smaller wire

Feb 6, 2009 · Replies 11 · Feb 7, 2009

Replies: 11

Views: 9K

Need help choosing a Power MOSFET

Feb 4, 2009 · Replies 8 · Feb 6, 2009

Replies: 8

Views: 5K

Becoming a Professional Engineer

Feb 1, 2009 · Replies 9 · Feb 6, 2009

Replies: 9

Views: 7K

Creating a Room Lighting Device for Homes

Feb 3, 2009 · Replies 1 · Feb 6, 2009

Replies: 1

Views: 3K

How Does a Constant Current Circuit Boost Resistance in Differential Amplifiers?

Feb 4, 2009 · Replies 8 · Feb 6, 2009

Replies: 8

Views: 3K

Wiring that can retract and expand?

Feb 5, 2009 · Replies 6 · Feb 6, 2009

Replies: 6

Views: 2K

Transceiver, near field, very low cost

Feb 5, 2009 · Replies 2 · Feb 6, 2009

Replies: 2

Views: 2K

What Controller Configuration Works Best for Cascade Buck Converters?

Feb 5, 2009 · Replies 3 · Feb 6, 2009

Replies: 3

Views: 5K

How to determine unCoxW/L value of a MOSFET?

Feb 5, 2009 · Replies 3 · Feb 6, 2009

Replies: 3

Views: 18K

Cant make 7segment display run using 74LS47 IC

Feb 6, 2009 · Replies 1 · Feb 6, 2009

Replies: 1

Views: 33K

How Does a Light-Detecting Book Light Circuit Work?

Feb 2, 2009 · Replies 1 · Feb 6, 2009

Replies: 1

Views: 3K

What Colors Are Created by What Compound?

Feb 5, 2009 · Replies 8 · Feb 6, 2009

Replies: 8

Views: 3K

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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