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

Modifying Power Source: Hook Up to Wall & Recharge

  • iggybaseball
  • · Replies 3 ·
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3

Comparing Different Investment Approaches

  • abdo375
  • · Replies 9 ·
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9

Can Boolean Logic Be Simplified to Use XOR Operations?

  • electronic engineer
  • · Replies 4 ·
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4

Please answer these two questions:

  • shaiqbashir
  • · Replies 14 ·
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14

Help on DC TachoGenerator: Troubleshooting High/Low Voltage Issues

  • dimitrive
  • · Replies 2 ·
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2

ADC/DAC Converters: Help Finding Types & Resources

  • efebest
  • · Replies 4 ·
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4

Help With Electrical Engineering Resistance Measurement

  • Agent
  • · Replies 5 ·
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5

What size capacitor do I need for my CO2 laser power supply rectifier?

  • zuulmusic
  • · Replies 5 ·
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5

Electronic device are still alive even when they are off?

  • En_lizard
  • · Replies 4 ·
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4

Can Capacitors Give My DIY Ignition System a Boost?

  • mrjeffy321
  • · Replies 9 ·
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9

Designing Voltage Dividers w/o Resistors & <1 Gain Amplifiers

  • mcfetridges
  • · Replies 1 ·
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1

Electricity Regained: Harnessing Power from Two Batteries in an Electric Car

  • |Orion's Thought|
  • · Replies 17 ·
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17

Circuit of a Scanning Tunneling Microscope (STM)

  • Logik
  • · Replies 3 ·
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3

Is there a simple solution for regulating voltage in car audio installations?

  • justinreeves
  • · Replies 6 ·
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6

What is causing the 50kHz signal on my oscilloscope?

  • rachmaninoff
  • · Replies 14 ·
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14

Cheap Subwoofer Casing: PVC Pipe & Fiberglass Options

  • exequor
  • · Replies 9 ·
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9

Feasibility of ocean wave electrical power generation

  • Cliff_J
  • · Replies 4 ·
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4

Why Does the Microcontroller Delay in Calling Address 0004h?

  • MSI
  • · Replies 2 ·
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2

Calculating resonant frequency in series RC oscillator

  • opticaltempest
  • · Replies 2 ·
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2

Can I decompile a Motorola chip to understand its code?

  • TexanJohn
  • · Replies 10 ·
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10

DC biasing using voltage divider

  • david90
  • · Replies 3 ·
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3
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4

Solar Panel Q&A: Charging 12V Battery with 24V Solar Panel

  • Shawnzyoo
  • · Replies 6 ·
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6

Generating electrical signals with my sound card?

  • Kinslayer
  • · Replies 7 ·
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7

Calculating Current and Power in Resistors: A Comprehensive Guide

  • the_d
  • · Replies 5 ·
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5

How Does an Auto Transformer Function?

  • karim102
  • · Replies 3 ·
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3

Questions on Agilent DC Power Supply Schematic with CC

  • waht
  • · Replies 2 ·
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2

Solving 8-j3)5e^-jsomething Complex Phasor Problem

  • seang
  • · Replies 1 ·
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1
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5

Impedance equivs and complex numbers.

  • seang
  • · Replies 2 ·
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2

Build a Camera-Computer Platform - DIY Tutorials

  • iggybaseball
  • · Replies 1 ·
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1

Creating 16-Bit Sine Table w/ 8-Bit Verilog & Sin Table

  • david90
  • · Replies 3 ·
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3

I Need Clarification on Ampacity, I Think (?)

  • GarageTinker
  • · Replies 9 ·
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9

What is the relationship between filtering and eigenfunctions?

  • hotel
  • · Replies 1 ·
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1

Know any good laser experiments?

  • alex caps
  • · Replies 5 ·
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5

Checking 3 D Flip-Flops for Timing Diagrams

  • variable
  • · Replies 5 ·
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5

How Does Energy Compensation Occur in Amplifier Systems?

  • japam
  • · Replies 4 ·
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4

Wireless Signal Boost: Feasibility for Extended Antenna

  • ceder
  • · Replies 2 ·
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2

Negative power and PNP transistors

  • ImperialGuardWH40K
  • · Replies 6 ·
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6

Questions about Representing Signals in Frequency Domain

  • abdo375
  • · Replies 5 ·
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5

Inductive power transfer + sensing resistance via inductance ?

  • Liquidics
  • · Replies 6 ·
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6

Signal & Systems: Classifying Signals into Energy/Power - Explained

  • abdo375
  • · Replies 6 ·
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6

Need explanation-circuit design & Boolean

  • math&science
  • · Replies 5 ·
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5

Impulse Matching: Finding the Unit Impulse Response

  • Corneo
  • · Replies 1 ·
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1

Wireless communications and k factors

  • dervast
  • · Replies 1 ·
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1

How Do You Build a HeNe Laser Power Supply?

  • alex caps
  • · Replies 3 ·
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3

MCT & Matrix Converter: Current Commutation & 4 Step Process

  • electronic engineer
  • · Replies 8 ·
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8

Finding the Phase Angle & Understanding Bandstop Filters

  • lucy_b14
  • · Replies 1 ·
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1

Where Can I Find Smaller SHV Connectors for Hamamatsu PMT Wires?

  • ColdFusion85
  • · Replies 1 ·
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1

Lightning Powered Electromagnets

  • Intuitive
  • · Replies 32 ·
2
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32

Antenna Measurement: Horns, Frequency, & Gain Modeling

  • lisawoods
  • · Replies 2 ·
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2

How Do You Measure a Battery's Capacity?

  • Pengwuino
  • · Replies 2 ·
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2

Amplitude Modulation with Function Generators

  • quantumdude
  • · Replies 5 ·
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5

Audio - mixing Mono with stereo?

  • KingNothing
  • · Replies 22 ·
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22

New Electric Motor: How to Hook Up & Test Power Supply

  • mrjeffy321
  • · Replies 8 ·
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8

Electromagnetic signals questions

  • dervast
  • · Replies 3 ·
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3
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11

Help with Loops & Currents for Exam Revision

  • Quadrophenia
  • · Replies 2 ·
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2

What Transofomer Is Called A Machine?

  • shaiqbashir
  • · Replies 1 ·
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1

Practical question about circuits and stuff.

  • Pseudo Statistic
  • · Replies 6 ·
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6

Design Wooden Cart: Stop Before Hitting Wall with Egg

  • dieselflight
  • · Replies 5 ·
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5

Specific resistivity, parallel design, my half baked thought

  • Genecks
  • · Replies 2 ·
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2

Why Does an Airplane Use 400 Hz?

  • karim102
  • · Replies 9 ·
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9

Which is more important: Partial DiffE or Complex Variables

  • Nothing000
  • · Replies 10 ·
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10

Generator Equation: RPM & Power Relationship

  • mtanti
  • · Replies 3 ·
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3

Do changes in frequency affect resistance in electrical circuits?

  • Intuitive
  • · Replies 6 ·
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6
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2

Solve Edgar's Circuit Problem - Get Started Now!

  • Edgar White
  • · Replies 8 ·
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8

Measuring Capacitance with a Multimeter

  • karim102
  • · Replies 3 ·
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3

Need Circuit/plans for VHF AM receiver

  • itsjustme
  • · Replies 6 ·
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6

Comparing Star vs Delta Connection Alternators

  • karim102
  • · Replies 1 ·
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1

Creating a Smooth Radial Electromagnet: Tips and Tricks

  • Jdo300
  • · Replies 4 ·
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4

Fuji Inverter E9s Series Parameter Setting

  • levoeg
  • · Replies 4 ·
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4

How Does a Two-Electrode Low Supply Voltage ECG Signal Amplifier Work?

  • electronic engineer
  • · Replies 1 ·
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1

Capacitance proportionality to circuit frequency?

  • LuxFestinus
  • · Replies 11 ·
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11

Magetic contactor humming noise

  • Mahesh9Kale
  • · Replies 2 ·
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2

Unbiased estimator of modulation depth?

  • f91jsw
  • · Replies 15 ·
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15

Test circuit for power capacity

  • Pengwuino
  • · Replies 7 ·
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7

How Do Transistor Amplifiers Manipulate Voltage and Current Relationships?

  • infamous_Q
  • · Replies 12 ·
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12

Discovering IC Design: A Comprehensive Guide for Your Project

  • karim102
  • · Replies 4 ·
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4

How Does a Voltage Tester Work?

  • omul_b
  • · Replies 9 ·
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9

How can I design a circuit for an LED clock as a novice?

  • zanazzi78
  • · Replies 2 ·
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2

555 I.C, what we can use it. what it made?

  • karim102
  • · Replies 2 ·
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2

Do I need to supply a 555 IC with 5V for a temperature intensity meter circuit?

  • electronic engineer
  • · Replies 6 ·
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6

How to Control an Inkjet Cartridge with Pulse Signals?

  • hananl
  • · Replies 3 ·
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3

Will an Op-Amp Output Maximum Voltage with V+ Connected to I+ and V- to I-?

  • matejhowell
  • · Replies 2 ·
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2

How Can I Design a Low-Noise, High-Gain Precision Amplifier Circuit?

  • juming
  • · Replies 3 ·
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3
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6

Building an IR Remote Control for Senior Design Project

  • frogdogbb
  • · Replies 5 ·
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5

Digital circuit: multiplying 2 binary numbers

  • SFighter
  • · Replies 2 ·
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2

I'm looking for electronic kits

  • ranger
  • · Replies 9 ·
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9

A few questions about schematic

  • maverick99
  • · Replies 46 ·
2
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46

Signal & System Parameters - Bandwidth Selection

  • Erida
  • · Replies 1 ·
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1

Electric Filaments: Safe in Water?

  • mtanti
  • · Replies 5 ·
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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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2

How can I regulate the voltage of my battery pack for my small video camera?

  • optimizer
  • · Replies 18 ·
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18

Signals Help Needed: Discrete Time Signal Shifting

  • magneeto
  • · Replies 4 ·
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4

Admittance parameters and input impedance

  • quick
  • · Replies 1 ·
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1

Is a Coreless Electrical Generator the Future of Renewable Energy?

  • LittleBrother
  • · Replies 1 ·
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1