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

Understanding Master-Slave Flip Flop

  • Toyona10
  • · Replies 6 ·
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6

Which Noise Mitigation: Feed Thru Cap or Common Mode Choke?

  • likephysics
  • · Replies 5 ·
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5

AA vs. AAA vs. D Battery - Life Differences

  • jaydnul
  • · Replies 6 ·
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6

What Causes Inverted Voltage Peaks in a Rogowski Coil?

  • F.ono
  • · Replies 8 ·
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8

Op-amp filter design with DC bias for audio visualization

  • mp4nerd
  • · Replies 2 ·
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2

Can the value Q not be sensitive to the circuit components?

  • FOIWATER
  • · Replies 5 ·
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5

Choosing Best Rectifier/Diodes for 12V 50A Transformer

  • derek10
  • · Replies 5 ·
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5

How to measure the transfer function in Simulink?

  • jean28
  • · Replies 4 ·
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4

AC voltage source not producing a sine wave in Simulink

  • jean28
  • · Replies 4 ·
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4

KVL around a circuit: how do voltage polarity arrows affect the equation?

  • Physicist3
  • · Replies 7 ·
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7

How do lab power supplies generate multiple fixed voltages?

  • Dixo
  • · Replies 2 ·
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2

Sinusoidal sources and complex power

  • d.arbitman
  • · Replies 2 ·
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2

Do circuits have complexity classes?

  • Bipolarity
  • · Replies 1 ·
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1

Why Do Electrical Outlets Have Three Holes?

  • jaydnul
  • · Replies 2 ·
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2

Monitoring Battery Level, without wasting too much energy

  • barkly
  • · Replies 15 ·
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15

Physics, electricity, engineering

  • wally25feb
  • · Replies 2 ·
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2

EE student in need of serious advice

  • eestudent1
  • · Replies 5 ·
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5

Can you calulate a transformer secondary resistance by using load regulation %

  • mp3streetpart
  • · Replies 2 ·
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2
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4

Foldback current limiter circuit

  • basitccp
  • · Replies 6 ·
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6

The model of electric flux in solids

  • dkastz
  • · Replies 4 ·
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4

Does Elec Engineering need calc (multi variable, diff equations, etc)

  • appleb
  • · Replies 8 ·
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8

Will someone identify the parts on the chip.

  • jaydnul
  • · Replies 4 ·
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4

Using a shunt resistor for measuring current

  • F.ono
  • · Replies 7 ·
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7

Convert 24V to 12V for Scooter Horn Wiring

  • elevfan7072
  • · Replies 5 ·
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5

Finding the strongest beat in a sound wave using autocorrelation

  • wildetudor
  • · Replies 9 ·
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9

Build a Reusable Stripboard for Easy Circuit Tweaking

  • RhysGM
  • · Replies 5 ·
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5

Advantage of frequency domain analysis?

  • learner07
  • · Replies 12 ·
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12
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1

What is the relevance of complex signals in communication engineering?

  • dexterdev
  • · Replies 9 ·
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9

Op amp for temperature probe near 1280 MHz transmitter

  • chemnut220
  • · Replies 11 ·
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11

Why do my GU10 LED lamps fail so quickly?

  • sophiecentaur
  • · Replies 21 ·
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21

Any methods to connect 20W solar panel?

  • JesseConant
  • · Replies 4 ·
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4

Beta of a Transistor (both NPN and PNP), how would I do that?

  • mikehsiao789
  • · Replies 9 ·
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9

The level of Daubechies wavelets

  • Hzaqa
  • · Replies 1 ·
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1

Ring Terminal Connections for Harsh Environments

  • opmal7
  • · Replies 4 ·
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4

Where does the mic connect on a TRS headphone connector

  • jaydnul
  • · Replies 1 ·
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1

How to calculate reactive power for 3 phase induction motor

  • ws0619
  • · Replies 4 ·
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4

Voltage across components in a zero-current circuit

  • Yh Hoo
  • · Replies 4 ·
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4

How Can I Calculate Resistors for a Transistor Switch with an LDR?

  • RhysGM
  • · Replies 14 ·
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14

Search for magnetic amplifier circuit

  • wvphysicist
  • · Replies 5 ·
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5

How Do Delays in Inputs Affect S-R Latch Outputs?

  • SpaceCreature
  • · Replies 4 ·
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4

How to know a transistor is carrying out its function ?

  • Outrageous
  • · Replies 29 ·
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29

Designing a system of two filers(Band Stop and High Pass)

  • coolrp
  • · Replies 8 ·
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8

Controlling a 1000°F heating element with thermostat output options

  • pedalspikes
  • · Replies 5 ·
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5

How do I see the gain from this Bode plot? (simple)

  • jean28
  • · Replies 4 ·
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4

Concentrations of electrons in intrinsic semi-conductor

  • jendrix
  • · Replies 2 ·
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2
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5

How antennas receive AM radio signals

  • webberfolds
  • · Replies 67 ·
3
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67

Why Do Some PCB Designers Use Soldered Fuses Instead of Fuse Holders?

  • Jobrag
  • · Replies 1 ·
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1

Does voltage require a potential difference between two points?

  • jaydnul
  • · Replies 2 ·
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2

Ultra / Supercapacitors - Recommendations

  • ramonegumpert
  • · Replies 9 ·
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9

Since diodes emit light(led) and they are also used to convert ac to dc

  • jaydnul
  • · Replies 1 ·
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1

Which Q factor definition applies to all circuits?

  • tomz
  • · Replies 4 ·
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4

Describing pzt planes and corresponding coefficients

  • zazend
  • · Replies 2 ·
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2

Ok, but WHY does the asynchronous AC induction motor have an unstable zone?

  • EVriderDK
  • · Replies 4 ·
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4

What is the Proper Voltage to Open a 350v Rated Power N Channel Mosfet?

  • Crazymechanic
  • · Replies 1 ·
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1

Will i need amplifier in this case?

  • samaaa
  • · Replies 5 ·
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5

Layden jar questions? And some static electricity questions.?

  • grim3271
  • · Replies 6 ·
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6

Calculating Capacitance of a Toroid: Formula and Proof

  • F.ono
  • · Replies 4 ·
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4

Interesting argument between friends

  • JustNobody
  • · Replies 68 ·
3
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68

UWB transceiver design: antenna and transistor choices for portable GPR

  • ali.cmi
  • · Replies 11 ·
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11

Does filling air gaps with mica in a capacitor change its behavior?

  • ahjie
  • · Replies 5 ·
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5

How to Use LASI Effectively - Frustrated No More!

  • paulzhen
  • · Replies 1 ·
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1
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8

Design Electromagnet for 400-500 Oe, 100-800kHz

  • MG_xy
  • · Replies 9 ·
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9

Load line of transistor question

  • Outrageous
  • · Replies 9 ·
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9
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7

What is happening inside the zener diode ?

  • Outrageous
  • · Replies 4 ·
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4

Standing wave pattern in X-band waveguide with slotted line measurement

  • JuanCarlos
  • · Replies 5 ·
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5

Motor system for rice paddy water pump in Thailand

  • son_of_edison
  • · Replies 4 ·
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4

Proof of common sense when maths is lacking concept

  • toneboy1
  • · Replies 61 ·
3
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61

Let's consider npn transistor, when emitter-base is forward with

  • Outrageous
  • · Replies 13 ·
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13

Can a Microcontroller Replace a 555 Timer for a Low Frequency Flasher?

  • funnyguy
  • · Replies 4 ·
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4

Radiation vector for a short dipole near a perfect magnetic conductor

  • Bromio
  • · Replies 4 ·
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4

Magnitude in frequency domain of Fourier Transform situation

  • toneboy1
  • · Replies 6 ·
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6

Power factor correction circuit design for terrace house loads

  • APEX25
  • · Replies 1 ·
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1
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12

Application (specific) of polar and non polar capacitor

  • reza6430
  • · Replies 4 ·
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4

Why does loading change the output voltage of a voltage divider?

  • ricardo7890
  • · Replies 2 ·
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2

Electron In conduction band at 0K

  • Outrageous
  • · Replies 8 ·
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8

Can electron stay between donor energy level and valence band?

  • Outrageous
  • · Replies 8 ·
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8

High frequency noise in smps transformer

  • shyamramnani
  • · Replies 4 ·
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4

SPDT relay that toggles each time power cycles?

  • funnyguy
  • · Replies 2 ·
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2

Standard Form for second order systems.

  • zoom1
  • · Replies 1 ·
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1

How Does Loading Affect a Second Order Passive RC Filter?

  • tangodirt
  • · Replies 20 ·
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20

Ultimate power supply/ freq. gen

  • taylaron
  • · Replies 10 ·
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10

Can a microwave Faraday cage block WiFi from a phone inside?

  • defecritus
  • · Replies 16 ·
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16

Is PWM for control of Peltier Element logical?

  • MagikRevolver
  • · Replies 4 ·
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4

NO Reed switch in a magnetic field?

  • Robin07
  • · Replies 6 ·
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6

How to cut power when given max voltage reached?

  • Cyclix
  • · Replies 8 ·
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8

Clapper circuit that actually works?

  • jean28
  • · Replies 17 ·
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17

IGBT parameters for 12V 50Hz single-phase SPWM inverter in PSIM

  • jagodzzinski
  • · Replies 4 ·
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4

How Can You Determine Unknown Resistance in a Circuit?

  • ee1215
  • · Replies 4 ·
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4

Improving Resolution of Sensor Output

  • akhurash
  • · Replies 5 ·
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5

What is the physical meaning of the fermi level in semiconductors?

  • Eng.
  • · Replies 1 ·
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1

How to measure a capacitance of an isolated object?

  • Artlav
  • · Replies 4 ·
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4

Reverse Current for RC Car Model: 3 Way Switch or Alternative Solution?

  • johnabbott123
  • · Replies 1 ·
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1

Output buffer for 50Ω speaker in battery audio circuit

  • axemaster
  • · Replies 15 ·
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15

Difference Amplifer Design with Single Supply Voltage

  • akhurash
  • · Replies 8 ·
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8