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

Build an Ultrasound Device for Plant Growth

  • crockman1
  • · Replies 7 ·
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7

CPU's in general - what are they?

  • elegysix
  • · Replies 4 ·
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4

Relationship between antenna gain and range

  • crow_t_robot
  • · Replies 1 ·
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1

Can You Convert 3 Phase 208V to Single Phase for a Heat Wheel?

  • richardv24
  • · Replies 2 ·
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2

Can You Create an Arc in a Vacuum?

  • Evil Bunny
  • · Replies 19 ·
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19

Bandwith of frequency division multiplexing (FDM bandwith)

  • pinsky
  • · Replies 8 ·
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8

Clap Switch using 555 timer in monostable mode(Values of components))

  • shayaan_musta
  • · Replies 12 ·
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12

Electric Generator driven by Electric Motor

  • Ba84
  • · Replies 13 ·
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13

How many amps can I generate with a dc motor?

  • Trimacon
  • · Replies 5 ·
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5

Calculate thermistor coefficents

  • paulie walnut
  • · Replies 8 ·
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8

Detecting Overvoltage in 3-Phase AC Signal

  • hemant03
  • · Replies 6 ·
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6

Device measuring nerve coordination with copper and aluminum plates

  • nishantve1
  • · Replies 12 ·
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12

Can I run a 12v alternator with a 12v motor?

  • waugj
  • · Replies 4 ·
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4

Silvaco Software code or script

  • shoofeer1
  • · Replies 5 ·
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5

Lightning according to faraday's law

  • suyogbpatil
  • · Replies 3 ·
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3

Pulsating Valve-circuit. Controllable impulses

  • Bassalisk
  • · Replies 4 ·
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4

Optimizing a DC motor to run on 2V

  • onedaysnotice
  • · Replies 22 ·
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22

Why do stepping motors lose torque if bearings and windings are fine?

  • alhughes
  • · Replies 1 ·
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1

NiMH Battery Management System - Balancing Circuit Design

  • stryker23
  • · Replies 1 ·
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1

How to locate source of radio signal?

  • Stanley514
  • · Replies 13 ·
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13

Difficulty - Signals and Systems

  • salil87
  • · Replies 3 ·
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3

RC constant of capacitor in RC circuit as a filter

  • waqarrashid33
  • · Replies 2 ·
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2

Determining whether or not a BJT is in forward active

  • limester1234
  • · Replies 7 ·
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7
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5

Mutual Conductance formula/computation in transmission line

  • niceeng
  • · Replies 1 ·
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1

Quick Flyback Convertor Question

  • crystalbrite
  • · Replies 2 ·
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2

Inductor, switch, snubber diode(flyback diode)

  • Bassalisk
  • · Replies 2 ·
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2

Where does the 25mV in the formula for AC emitter resistance come from?

  • shayaan_musta
  • · Replies 4 ·
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4

Why is Y a Convolution of X1 and X2 PDFs?

  • reddvoid
  • · Replies 1 ·
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1

IR transmitter and receiver for model car control via computer

  • Discript
  • · Replies 2 ·
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2

Difference between internal and external descriptions of systems

  • salil87
  • · Replies 1 ·
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1

Synchronous Generator: Increase of Field Current & Torque Angle

  • ffp
  • · Replies 9 ·
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9

Filter DC offset - apply High-pass filter (in time-domain or frequency domain?)

  • Roronoa Zoro
  • · Replies 3 ·
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3

Can you magnetise an iron sheet with an electromagnet?

  • onedaysnotice
  • · Replies 15 ·
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15

Can Wire Wrapping Create an Efficient Electromagnet?

  • crockman1
  • · Replies 12 ·
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12

Measuring Resistivity in a sample of A356

  • esp42089
  • · Replies 12 ·
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12

Bode Plot - why 20log instead of 10log

  • phiby
  • · Replies 1 ·
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1

How to make simple frequency divider?

  • noid
  • · Replies 21 ·
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21

An infinite grid of 1ohm resistor

  • 3gp
  • · Replies 7 ·
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7

Do you do anything related to electronics in your spare time?

  • ahmadicabara
  • · Replies 9 ·
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9

How do you power an ignition coil

  • owen_a
  • · Replies 3 ·
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3

Monostable and Astable multivibrator using 555 timer.

  • shayaan_musta
  • · Replies 8 ·
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8

Why does a buffer is used in an audio amplifier?

  • whatsap45
  • · Replies 13 ·
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13

What Type of Sensor Can Measure the Distance Between Hands Accurately?

  • jonnyvegas
  • · Replies 3 ·
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3
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15

1.5 V simple motor increase rpm

  • sdnhatb
  • · Replies 6 ·
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6

12v dc motor speed self limited?

  • moroeder
  • · Replies 1 ·
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1

Calculation of capacitance of transmission lines

  • ajith.mk91
  • · Replies 3 ·
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3

Phase voltages from line voltages calculations

  • ajith.mk91
  • · Replies 1 ·
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1

Electric field breakdown values in air and FR4

  • likephysics
  • · Replies 6 ·
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6

How to recognize patterns in an analog waveform?

  • Neyolight
  • · Replies 3 ·
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3

Emitter and Collector Resistance in Differential Amplifier.

  • shayaan_musta
  • · Replies 8 ·
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8

Radio Frequency Interference (RFI)

  • gtacs
  • · Replies 8 ·
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8

Time/Frequency Domain Contraction/Expansion

  • profase
  • · Replies 3 ·
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3

Why do we need a voltage regulator here?

  • Neyolight
  • · Replies 4 ·
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4
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1

Two port impedance, negative inductance?

  • hadoque
  • · Replies 1 ·
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1

Why is my AM detector output distorted and only at 110mV peak instead of 700mV?

  • extremepilot
  • · Replies 3 ·
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3

How may signals travel through a cable without interfernce?

  • waqarrashid33
  • · Replies 8 ·
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8

How does a computer understand instructions and perform operations?

  • kingsarat
  • · Replies 3 ·
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3

Why are both op-amp inputs at the same potential in an inverting amplifier?

  • Bassalisk
  • · Replies 15 ·
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15

Feeding electricity to the grid and generator loads

  • mellotango
  • · Replies 3 ·
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3

How to Design a Coil to Achieve 0.5 Tesla?

  • malter
  • · Replies 1 ·
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1

Would a four layer board be beneficial for me?

  • saad87
  • · Replies 23 ·
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23

Op-Amp Precision Diode: Eliminating Voltage Drop

  • Bassalisk
  • · Replies 4 ·
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4

CMOS inverter drain current divergence at larger channel widths

  • SMOF
  • · Replies 2 ·
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2

DC Motor Speed: Does it Reach Constant Rotation?

  • steve0606
  • · Replies 1 ·
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1

Should I use AC or DC mode on the oscilloscope for comparator circuits?

  • shayaan_musta
  • · Replies 9 ·
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9

What is the relationship between voltage and current in AC circuits?

  • JohnHenry112
  • · Replies 2 ·
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2

What is the derivation for the sinusoidal waveform in an alternating current?

  • sandy.bridge
  • · Replies 2 ·
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2

Distortion in rc coupled amplifier

  • amaresh92
  • · Replies 3 ·
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3

Thevenin's Theorem : Reason behind 'nullifying' or 'suppressing' sources?

  • dwade258
  • · Replies 3 ·
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3

What is the highest capacitance ever achieved?

  • Bassalisk
  • · Replies 29 ·
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29

Building a 5-30kV adjustable DC supply for capillary electrophoresis

  • Fungiwrangler
  • · Replies 4 ·
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4

Why does a solenoid-driven piston have a return stroke?

  • rama1001
  • · Replies 5 ·
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5

How Can I Calculate Inductance at High Frequencies?

  • taupune
  • · Replies 3 ·
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3

Closed loop generator control for varying fluid pressure source

  • dmurfe
  • · Replies 2 ·
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2

Peltier minimum temparature to work

  • ramonegumpert
  • · Replies 4 ·
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4

Sequential Circuits: How Are They Stored?

  • Tactified
  • · Replies 3 ·
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3

What exactly is d c motor running on no-load?

  • dummie
  • · Replies 15 ·
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15

How to measure signal from a piezoelectric sensor?

  • jen0leb
  • · Replies 3 ·
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3

Is a voltage-to-current converter called a transconductance stage?

  • yungman
  • · Replies 2 ·
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2

Information theory and source coding-application

  • Bassalisk
  • · Replies 6 ·
Replies
6

Building an electromagnet with a 12V car battery

  • owen_a
  • · Replies 4 ·
Replies
4

Why do birds on power lines not act as resistors?

  • steve0606
  • · Replies 40 ·
2
Replies
40

How to calculate magnetic/electric field near an overhead power line?

  • arroy_0205
  • · Replies 3 ·
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3

Motor Resisting Variable Downward Force

  • omalleyt
  • · Replies 2 ·
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2

3 ways of transient processes, in LRC circuits

  • Bassalisk
  • · Replies 2 ·
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2

Interpreting MOSFET ID/Vds curve for a MOSFET Switch

  • saad87
  • · Replies 1 ·
Replies
1

How Can Nonlinear Systems be Modeled without Aliasing Artifacts?

  • haminous
  • · Replies 3 ·
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3

Biasing NMOS using current mirror

  • salil87
  • · Replies 6 ·
Replies
6

What is the difference?flux and charge

  • study4years
  • · Replies 12 ·
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12

How Does an Induction Generator Feed Energy Back to the Supply?

  • ajith.mk91
  • · Replies 2 ·
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2

Sinc as fourier of rect function

  • reddvoid
  • · Replies 1 ·
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1

Low-pass filters, frequency selection and H(jw)

  • Bassalisk
  • · Replies 17 ·
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17

What is a good Overdrive Factor for a BJT?

  • saad87
  • · Replies 5 ·
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5

How to get C0 of a piezoelectric material.

  • 5carola5
  • · Replies 2 ·
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2

Get rid of excess volts/current

  • tribalsurfer
  • · Replies 1 ·
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1

Phase distortion near nyquist frequency

  • truva
  • · Replies 1 ·
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1

Why Does Fullwave Bridge Rectification Raise Voltage by 1.41?

  • rytmenpinne
  • · Replies 4 ·
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4