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

How many ways to determine signal frequency?

  • TimMiller
  • · Replies 4 ·
Replies
4

Do pull-up resistors have to be used with switches?

  • zak8000
  • · Replies 1 ·
Replies
1

A good place to learn and build electronic circuit?

  • david90
  • · Replies 9 ·
Replies
9

Tools needed to analyze circuit boards

  • DrummingAtom
  • · Replies 10 ·
Replies
10

Job search question Out of the box opportunities for EE graduates

  • rpkostrzewa
  • · Replies 5 ·
Replies
5

Convert Pulse to DC Voltage - Ideas Needed

  • Liad
  • · Replies 42 ·
2
Replies
42

Connecting power pins to a basic opamp model in Pspice

  • hoheiho
  • · Replies 22 ·
Replies
22

The best books you suggest for (i)signals and systems (ii)electronic devices

  • peeyush_ali
  • · Replies 3 ·
Replies
3
Replies
19
Replies
7

DC motor armature winding question

  • tundrawolf
  • · Replies 8 ·
Replies
8

Logic Gates: Practice and Review

  • Nexor
  • · Replies 2 ·
Replies
2

How does the D flip-flop in ADS 2008 frequency divider design work?

  • genxium
  • · Replies 2 ·
Replies
2

How does a NOT gate work in a real circuit?

  • Nexor
  • · Replies 21 ·
Replies
21

How can i use 5V to switch 24V on/off?

  • opmal7
  • · Replies 3 ·
Replies
3

Impedance matching in a circuit

  • rakesh.kumar
  • · Replies 30 ·
2
Replies
30

Sinc Function in Natural Phenomena

  • Bassalisk
  • · Replies 4 ·
Replies
4

Are transmission lines carrying voltage/current or EM waves?

  • erst
  • · Replies 3 ·
Replies
3

Control a motor remotely with cell phone signals

  • kpk250
  • · Replies 15 ·
Replies
15

Radio frequency amplifier and error rate

  • thavamaran
  • · Replies 3 ·
Replies
3

Sink source current input and outputs

  • Physicslearner500039
  • · Replies 5 ·
Replies
5

Building a 12v heater for my car

  • glhx
  • · Replies 1 ·
Replies
1

How do I use a 24V relay to switch off 120V AC loads?

  • three phase
  • · Replies 6 ·
Replies
6

Finding output of phase-modulated demodulator with π/2 delay line

  • asmani
  • · Replies 17 ·
Replies
17

Hall Effect sensor to monitor home electrical apparatus

  • florenceooi
  • · Replies 9 ·
Replies
9

Reading an Arduino Uno schematic

  • jdc15
  • · Replies 8 ·
Replies
8

Why is 44100 Hz the standard sampling rate for compact discs?

  • Bassalisk
  • · Replies 11 ·
Replies
11

Building a Simple Amplifier Circuit With High Slew Rate and Bandwidth

  • iqjump123
  • · Replies 9 ·
Replies
9

Designing a Loop Antenna for 25-100MHz Radiated Emissions Measurements

  • likephysics
  • · Replies 11 ·
Replies
11

Why Does My 12V LED Light Strobe When Connected to a 24V Source?

  • vjventrella
  • · Replies 2 ·
Replies
2

Using LED in fixture designed for Halogen

  • drdream
  • · Replies 1 ·
Replies
1

A game with Fourier coefficients/transform

  • Bassalisk
  • · Replies 19 ·
Replies
19

Lab view programming to drive motor

  • mrgenius
  • · Replies 8 ·
Replies
8

Video Monitor jack repair, Power and signal

  • thurst
  • · Replies 1 ·
Replies
1

MOSFET Redundancy/Fail-Safe in Automotive System

  • ¡MR.AWESOME!
  • · Replies 3 ·
Replies
3

Problem about changing frequency

  • Captain Price
  • · Replies 4 ·
Replies
4

Motorcycle power system question

  • Fake Name
  • · Replies 26 ·
Replies
26

Top-down design methods for analog and mixed-signal circuits

  • bernie21
  • · Replies 2 ·
Replies
2

How Can I Check RPMs With Multimeter

  • LawrenceC
  • · Replies 7 ·
Replies
7

Electrical solitons are possible?

  • Stanley514
  • · Replies 9 ·
Replies
9

Two different definitions for sinc ?

  • reddvoid
  • · Replies 6 ·
Replies
6

Efficient BJT Constant Current Source for Precise Current Regulation

  • likephysics
  • · Replies 3 ·
Replies
3

Problems driving a large display with a transistor

  • insignia96
  • · Replies 6 ·
Replies
6
Replies
15

Magnetic Shielding for Motor Control Center

  • Aaron William
  • · Replies 5 ·
Replies
5
Replies
5

Arduino vs breadboard for learning circuitry and microcontrollers

  • Zula110100100
  • · Replies 12 ·
Replies
12

DC - DC (boost) Converter Design

  • BeeGee
  • · Replies 12 ·
Replies
12

Measuring distance on a 300 mm cylinder with two lasers 200 mm apart

  • subhamies
  • · Replies 2 ·
Replies
2

4MHz oscillator circuit for wireless charging coil driver

  • anthonyjames9
  • · Replies 15 ·
Replies
15

Railgun design simulation for 20-40g projectile at 400 km/h

  • Fr1ki
  • · Replies 1 ·
Replies
1

Electric stove ignition causing an EMP?

  • mattlima
  • · Replies 10 ·
Replies
10

Why Does DC High Voltage Test Generate Negative Voltage?

  • moosya
  • · Replies 6 ·
Replies
6

AC Applied to a capacitor and dielectric effects?

  • HMS-776
  • · Replies 3 ·
Replies
3

Varying Resistors in Bridge Circuits?

  • febbie22
  • · Replies 2 ·
Replies
2

Temperature-controlled fan speed from 5-bit ADC output

  • moogull
  • · Replies 9 ·
Replies
9

Bode Plot - Calculating ωgc and ωpc analytically

  • phiby
  • · Replies 4 ·
Replies
4

Electromagnet with 4 gauge wire and thick insulation

  • Mindstormed
  • · Replies 7 ·
Replies
7

Homopolar generator information

  • cala
  • · Replies 107 ·
4
Replies
107

Solving Remote IC ESD Burning Problem

  • Ravaner
  • · Replies 4 ·
Replies
4

Why is a transfer function denoted by 'H'?

  • Gonzo17
  • · Replies 6 ·
Replies
6

A weird thing happened when our transformer blew up

  • brstilson
  • · Replies 5 ·
Replies
5

About Using transistor BJT as a switch

  • ajack
  • · Replies 8 ·
Replies
8

Conduction and lossless materials

  • littlebilly91
  • · Replies 6 ·
Replies
6

BJT in the reverse active region and beta

  • lcr2139
  • · Replies 1 ·
Replies
1

Why is the mutual inductance term negative in the loop equations?

  • xxXen0xx
  • · Replies 2 ·
Replies
2

How to design dc to ac inverter

  • samrawit
  • · Replies 2 ·
Replies
2

Electrical connection to an insulator to carry current

  • d.sonali20
  • · Replies 1 ·
Replies
1

Does a PD controller zero affect the step response?

  • nylonman
  • · Replies 2 ·
Replies
2

How do I design a PCB layout that looks neat and tidy?

  • Bassalisk
  • · Replies 22 ·
Replies
22

Pulse Skipping - Calculating Frequency Limits

  • saad87
  • · Replies 2 ·
Replies
2

Easy Electronics Project with LEDs

  • Casco
  • · Replies 4 ·
Replies
4

BJT differential amplifier biasing

  • likephysics
  • · Replies 7 ·
Replies
7
Replies
5

Transfer functions - Complex poles

  • Dirac8767
  • · Replies 7 ·
Replies
7

Designing elliptical patch antenna using superstrate in CST

  • Graviton89
  • · Replies 2 ·
Replies
2

Counter ramp adc conversion time

  • MarAlja
  • · Replies 1 ·
Replies
1

Wattage requirement for step-up transformer

  • Rmankty
  • · Replies 1 ·
Replies
1

Dc Voltage reduction LiPo battery

  • oldboyonrgv
  • · Replies 3 ·
Replies
3

AM demodulator with 200kHz carrier not recovering original signal

  • walwaldoggy1
  • · Replies 2 ·
Replies
2

What do the terminals in an RC filter circuit diagram represent?

  • Stickybees
  • · Replies 1 ·
Replies
1

I would like to create a lifepo4 battery-bag that is failproof.

  • Wheazel
  • · Replies 4 ·
Replies
4

Verilog if statement always activating

  • tcosentino
  • · Replies 1 ·
Replies
1

AC Motor Reversing: Is It Possible?

  • omalleyt
  • · Replies 2 ·
Replies
2

Calculating Noise Power, SNR, and Bit Error Probability

  • viperfx
  • · Replies 5 ·
Replies
5

Modeling coaxial cable impedance

  • student52
  • · Replies 2 ·
Replies
2

Microcontroller vs microprocessor architecture and design

  • pairofstrings
  • · Replies 13 ·
Replies
13

Lost in Translation - Power Requirements

  • Water-Guru
  • · Replies 3 ·
Replies
3

Can materials efficiently reflect microwaves and radio waves?

  • sid_galt
  • · Replies 10 ·
Replies
10

Maximum Battery Charging Amperage

  • Cantari
  • · Replies 1 ·
Replies
1

Recreating JK flip flop in DSCH , none of the designs work.

  • alex002
  • · Replies 1 ·
Replies
1

Where does flyback diode current go in an inductor circuit?

  • clecol
  • · Replies 7 ·
Replies
7

Efficiency of linear alternator

  • e2m2a
  • · Replies 1 ·
Replies
1

Finding a bill acceptor with simple output for $1 validation

  • matt1212
  • · Replies 2 ·
Replies
2

Ground is always considered at 0 Volt?

  • otomanb
  • · Replies 6 ·
Replies
6

Best Way to Combine High V Low I and Low V High I

  • aeonova
  • · Replies 6 ·
Replies
6

Converting voltage source to current source in circuit analysis

  • reddvoid
  • · Replies 2 ·
Replies
2
Replies
2
Replies
9

Tesla coil secondary coil wrapped around primary coil

  • crockman1
  • · Replies 6 ·
Replies
6