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

I am trying to work out the BW of my transformer

  • KennyB
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4

Why doesn't the short circuit characteristic show saturation?

  • maverick280857
  • · Replies 6 ·
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6

Determining Signal Transmission Speed in a Transmission Line

  • americanforest
  • · Replies 9 ·
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9

Does actual voltage (potential) affect capacitance?

  • kex
  • · Replies 7 ·
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7

Is 16V Too High for a 74151A MUX Input?

  • BillyBobjoe
  • · Replies 5 ·
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5

CCMRR Common to Common Mode Rejection Ratio

  • icthyus
  • · Replies 3 ·
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3

Can a Copper Cable Effectively Pick Up Terahertz Signals?

  • konrad109
  • · Replies 4 ·
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4
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12

Missing resistor values in AM modulator circuit diagram

  • aruna1
  • · Replies 3 ·
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3

Premium electromagnet core material

  • capthook
  • · Replies 3 ·
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3

Brushless DC Motors suitable for Underwater?

  • Kunniez
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2

Ground in RF System: Separating Analog and Digital

  • fidel
  • · Replies 1 ·
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1

What Size Rheostat for 110 VAC 400 W Drymount Press?

  • dbirley
  • · Replies 4 ·
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4

What are the best settings for charging a 24v 12ah Lead Acid Battery?

  • drecklia
  • · Replies 1 ·
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1

Why Telcom Equipments are fed with -48V

  • Telco
  • · Replies 3 ·
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3

Wave length and transmission line

  • likephysics
  • · Replies 5 ·
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5
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22

How does a steel bar position sensor work?

  • pixel01
  • · Replies 4 ·
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4

Magnetic Induction In terms of Creating Charge

  • marias3
  • · Replies 3 ·
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3

Dual polarity power supply circuit question

  • rolerbe
  • · Replies 10 ·
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10

Any Recommendations for Circuit Simulation Tools in Linux?

  • maverick280857
  • · Replies 2 ·
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2

ETH Zurich Researchers Break 1 Million RPM Motor Barrier

  • wolram
  • · Replies 3 ·
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3

Do I need a ground connection in a tank circuit?

  • Idea04
  • · Replies 10 ·
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10
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7

Frequency Response of NI Elvis Board: Calculating Amplitude Error

  • Ald
  • · Replies 2 ·
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2

Can alternators on each wheel recover braking energy?

  • Fuzigish
  • · Replies 3 ·
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3

How Does the Timing of CLK Influence J-K Flip Flop Waveforms?

  • bec13
  • · Replies 1 ·
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1

Current waveforms in transformers and rectifiers

  • boredaxel
  • · Replies 1 ·
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1

Why does the resistance of an inductor vary with frequency?

  • ragavcit
  • · Replies 3 ·
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3

What does CCW mean for a brushless DC motor?

  • anita1984
  • · Replies 2 ·
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2

A few questions about Butterworth Filter

  • jesterahs
  • · Replies 1 ·
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1

Designing a Digital Timer to Automate Geyser Control

  • Fuzigish
  • · Replies 4 ·
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4

Electric field polarization in different stations

  • Gizew
  • · Replies 1 ·
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1

Which body absorbs frequencies of all kinds?

  • dhvinay
  • · Replies 4 ·
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4

How can a source have high voltage but low output current?

  • kiamzattu
  • · Replies 5 ·
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5

Connect PSpice w/ Comsol: Experiences & Examples Needed

  • sparky977
  • · Replies 3 ·
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3

Calculating Watts to Air Temperature Rise in a Given Area

  • burnit
  • · Replies 11 ·
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11

What Hardware Components Are Needed for a Dual Slope ADC Project?

  • mnhtapu
  • · Replies 1 ·
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1

Why does a UPS sometimes fail to power the load?

  • sha_virgo
  • · Replies 5 ·
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5

Instant change of current in an inductor

  • iceman_ch
  • · Replies 4 ·
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4

How do I safely build a variable DC power supply for my electronics projects?

  • ckaiser813
  • · Replies 4 ·
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4

Need a countdown timer that I can breadboard

  • Warrant
  • · Replies 10 ·
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10

What is CV rating and its significance in capacitor specifications?

  • TheAnalogKid83
  • · Replies 10 ·
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10

Effect of temperature on voltage

  • vw_g60t
  • · Replies 3 ·
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3

Why do semiconductors with wider band-gaps have higher output voltage?

  • vw_g60t
  • · Replies 4 ·
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4
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3

I-V Characteristics of Photovoltaic cells

  • vw_g60t
  • · Replies 4 ·
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4

Question abt making a spefic circuit

  • darkness_limits
  • · Replies 3 ·
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3

Li-Ion Constant Current Constant voltage charger

  • BillyBobjoe
  • · Replies 2 ·
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2
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5
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3

Why am I hearing audible noise from my SMPS?

  • victorb
  • · Replies 7 ·
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7

Tantalum vs electrolytic capacitors for high temperature circuits

  • victorb
  • · Replies 3 ·
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3

Where can I find microcontrollers for small quantity orders?

  • Jammin_James
  • · Replies 1 ·
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1

How Can I Transmit Stereo Audio Signals Using a Laser?

  • n00bhaus3r
  • · Replies 23 ·
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23

Why does PWM duty cycle control motor speed in an RL circuit?

  • cepheid
  • · Replies 7 ·
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7

Guys, I have a question regarding a mathematical equation of a transformer

  • hot_sauce
  • · Replies 5 ·
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5

How Can I Build a Christmas Light Controller That Syncs with Music?

  • famousken
  • · Replies 1 ·
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1

Play with a handyboard from MIT?

  • AstroRoyale
  • · Replies 7 ·
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7

Magnetic Shielding for 3-Axis Test Equipment

  • humanoid
  • · Replies 3 ·
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3

What size KVA alternator for a 10hp Petter diesel engine?

  • burnit
  • · Replies 8 ·
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8

Coil inductance and resistance simulation in COMSOL

  • labd0001
  • · Replies 3 ·
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3

Control Board Power: Efficient Voltage Pull Off Large DC Bus

  • yikes
  • · Replies 5 ·
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5

Reducing heat dissipation in 24V to 5V conversion for AVR

  • roeb
  • · Replies 4 ·
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4

Driving Power MOSFETs with a 5V Trigger

  • GlenS
  • · Replies 5 ·
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5

What Is an Impedance Matching Transformer?

  • burnit
  • · Replies 11 ·
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11

Synchronous Motors: Can Rotor Spin with 3-Phase AC Supply?

  • mrk2k5
  • · Replies 3 ·
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3

How do wireless power bulbs light up near a hand?

  • swanee22
  • · Replies 2 ·
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2

Alternator voltage drops under 50kW load despite new AVR

  • edina1
  • · Replies 1 ·
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1

Photonic crystal operation faster than electronics?

  • Gerenuk
  • · Replies 1 ·
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1
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2

556 timer LED circuit stays lit instead of flashing

  • Atriusbread
  • · Replies 9 ·
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9

How Can I Calculate Power Requirements from a Sensor Datasheet?

  • lucy_b14
  • · Replies 5 ·
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5
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2

Voltage and Current in a Resistor Network

  • muh_j18
  • · Replies 1 ·
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1
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4
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3

Do circuit analysis jobs use algebra or calculus?

  • Jammin_James
  • · Replies 8 ·
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8
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19

What does stuffing a PCB mean?

  • cepheid
  • · Replies 5 ·
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5
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1

Effect of speaker impedance on sound quality and loudness

  • muh_j18
  • · Replies 4 ·
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4

Pressure sender voltage conversion circuit for turbocharged gauge calibration

  • Toolmaster
  • · Replies 7 ·
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7

2 150kva generators feeding a 1200 amp service

  • Sparky1550
  • · Replies 1 ·
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1

Connect Telephone Line to CM8870 DTMF Decoder

  • php
  • · Replies 1 ·
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1

How to Build a Circuit to Detect a Black Line?

  • rusty009
  • · Replies 2 ·
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2

Parallel circuit with resonant branch

  • SimpleJack
  • · Replies 8 ·
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8

What does V(in)=V(max).sin(wt) mean in DC smoothing circuits?

  • Sparkyian
  • · Replies 2 ·
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2
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3

Voltage in coil due to moving in EM field

  • amrory
  • · Replies 1 ·
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1

Calculating RoE for AC Equivalent Transistor Amplifiers

  • Jammin_James
  • · Replies 4 ·
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4
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11

Constraining the path of an infrared LED

  • dingpud
  • · Replies 13 ·
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13

Where can I find a 100V DC power supply with 15A output?

  • eschafer
  • · Replies 5 ·
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5
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1

Question regarding the bias voltage applied to a tape recording head

  • bitrex
  • · Replies 4 ·
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4
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1

Rearranging V(L)=V(m)-(V(m)/2fCR) to solve for V(m)

  • Sparkyian
  • · Replies 1 ·
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1

Why Multiply by sqrt(3) in Voltage Drop Formula?

  • lavalin
  • · Replies 3 ·
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3