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

Choosing a post differential equations math course.

  • seang
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5

How Can You Prove the Laplace Transform of t^n?

  • seang
  • · Replies 2 ·
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2

And gate circuit in Multisim not lighting bulb or showing timer

  • Agent
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1

How Does an Airplane Engine Starter Work?

  • karim102
  • · Replies 4 ·
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4

What is the difference between dBi and dBd antenna gain?

  • dervast
  • · Replies 4 ·
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4
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6

How does diffraction affect electromagnetic wave signals?

  • dervast
  • · Replies 1 ·
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1

Looking for ultrasound transducer

  • cronxeh
  • · Replies 1 ·
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1

Why do we use modulation and what are the types?

  • dervast
  • · Replies 7 ·
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7

Powering a toy with rechargeable batteries from wall outlet

  • iggybaseball
  • · Replies 3 ·
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3

Pros and cons of different investment approaches

  • abdo375
  • · Replies 9 ·
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9

Simplifying boolean expression with XOR operations

  • electronic engineer
  • · Replies 4 ·
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4

Why is electrical energy preferred and what defines electrical machines?

  • shaiqbashir
  • · Replies 14 ·
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14

DC tachogenerator voltage drops to zero in CCW rotation

  • dimitrive
  • · Replies 2 ·
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2

ADC and DAC converter types besides slope converters

  • efebest
  • · Replies 4 ·
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4

How to measure resistance with a multimeter in a circuit

  • 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
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1

Can two batteries with regenerative charging extend an electric car's range?

  • |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

Building a subwoofer enclosure from PVC pipe or fiberglass

  • 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

Why do lamp switches require two turns instead of one?

  • pi-r8
  • · Replies 4 ·
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4

Does a 12V battery backfeed a 24V solar panel at night?

  • Shawnzyoo
  • · Replies 6 ·
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6

Generating electrical signals with my sound card?

  • Kinslayer
  • · Replies 7 ·
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7

How do you calculate current through a resistor and power absorbed?

  • 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

Combining two 8-bit sine tables to create 16-bit precision in Verilog

  • david90
  • · Replies 3 ·
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3

Is 16AWG wire rated for 46A exceeding its ampacity in this induction coil?

  • 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

What does it mean for a signal to be an energy signal or power signal?

  • abdo375
  • · Replies 6 ·
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6

Deriving Boolean expressions for circuit design

  • 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

Current commutation in MCTs and matrix converters

  • electronic engineer
  • · Replies 8 ·
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8

Phase angle between v0 and v1 in a bandstop filter circuit

  • 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
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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

300W 24V DC motor won't run with 30V 1A supply

  • mrjeffy321
  • · Replies 8 ·
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8
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3
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11

Wrong signs with loop currents in shared resistors

  • Quadrophenia
  • · Replies 2 ·
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2

What Transofomer Is Called A Machine?

  • shaiqbashir
  • · Replies 1 ·
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1

Connecting Dance Dance Revolution pad to PC via USB keyboard

  • 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

PDE or complex variables more useful for electrical engineers

  • Nothing000
  • · Replies 10 ·
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10

Equation relating RPM and power in a generator

  • 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

Finding voltage between two points in a circuit

  • 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

Why is line voltage 1.73 times phase voltage in star connection?

  • karim102
  • · Replies 1 ·
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1

How to wind coils for a smooth radial electromagnet

  • 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

Where can I find IC design resources for my 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