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

2KVA transformer how do I determine the max. safe primary current.

  • celect
  • · Replies 2 ·
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2

Is a Matching Circuit Needed Between an Antenna and Signal Generator?

  • temujin
  • · Replies 4 ·
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4

Testing a Car Battery Charger for 6-12V Batteries

  • mrjeffy321
  • · Replies 13 ·
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13

Differential equation for a parallel RL circuit with AC supply

  • ng
  • · Replies 33 ·
2
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33
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3

Fan won't turn on and is it safe to open an old TV

  • Inquiring_Mike
  • · Replies 2 ·
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2

Does magnet wire always have to be used in the production of solenoids

  • B166ER
  • · Replies 2 ·
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2

AC Electrical Theory Handbook Vol 3

  • Astronuc
  • · Replies 3 ·
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3

Building a Battery Charger with Car Alternator

  • rolly
  • · Replies 9 ·
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9

Laplace transform with delta function

  • EvLer
  • · Replies 3 ·
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3

Can You Build Your Own Computer with Limited Knowledge of Electrical Circuits?

  • mister_okay
  • · Replies 36 ·
2
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36

Solving natural/step response in RL/C circuits

  • ACLerok
  • · Replies 7 ·
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7

Load Resistor in a MOSFET amplifier

  • shaiqbashir
  • · Replies 1 ·
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1

Power in = Power outbut what about for solenoids?

  • infamous_Q
  • · Replies 9 ·
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9
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2

How Do Submarines Receive Electromagnetic Signals Underwater?

  • redgoat
  • · Replies 6 ·
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6
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3

A Commuter Diode Explanation Problem

  • cybershark5886
  • · Replies 5 ·
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5

Schottky contacts - band bending

  • jonas_nilsson
  • · Replies 23 ·
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23

The best places to buy motors/servos

  • bjon-07
  • · Replies 1 ·
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1

3 phase 240 Delta Vs single phase 240

  • hawk7
  • · Replies 18 ·
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18

Ultra capacitors starting a car engine

  • willib
  • · Replies 2 ·
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2

Cook Food Effortlessly with Induction Cooktops

  • Ivan Seeking
  • · Replies 3 ·
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3
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5

Where can i get voltage transformer

  • Moose352
  • · Replies 1 ·
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1

Inductance equations for high school problems

  • peavey_wolfgang_200
  • · Replies 22 ·
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22

How are 3D images etched into glass and how were blue LEDs created?

  • Janitor
  • · Replies 7 ·
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7

Using inductors to reduce electric bill?

  • mathrocks
  • · Replies 18 ·
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18

Can I Use a 60 Watt Bulb in a "40 Watt Max" Fitting?

  • Civilian2
  • · Replies 4 ·
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4

What is the missing value in this parallel RC circuit problem?

  • DethRose
  • · Replies 4 ·
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4

Courses needed to become a radar engineer

  • redgoat
  • · Replies 1 ·
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1

Differential equation for current in a parallel RC circuit

  • cpuwildman
  • · Replies 9 ·
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9

Calculate Bandgap Voltage for GaAs Photodiode: 5V Reverse Bias

  • Infidel22
  • · Replies 1 ·
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1

Superconducting field inhibits radiation heat transfer?

  • Q_Goest
  • · Replies 5 ·
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5

Electrical Engineering and Computer Science

  • exequor
  • · Replies 1 ·
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1

Configuring band-pass on National MF10 SCF chip

  • RG
  • · Replies 1 ·
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1

How Many Types of Electromagnetic Waves Exist?

  • redgoat
  • · Replies 5 ·
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5

Why do light bulbs dim the laser in my 28V circuit?

  • GW2VET
  • · Replies 11 ·
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11

Radio transmitter for altitude data over 100 km range

  • Serj
  • · Replies 8 ·
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8

What are battery memory effect and voltage depression?

  • mister_okay
  • · Replies 3 ·
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3

Can LEDs be used for power transfer in this application?

  • steveastrouk
  • · Replies 12 ·
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12

Pancake motor view inside needed or sketch diagram

  • julee
  • · Replies 1 ·
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1

How to dissect a hdd spindle motor Sankey

  • julee
  • · Replies 2 ·
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2
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2

How can I correctly identify the flow of current in a node in a circuit?

  • splitendz
  • · Replies 3 ·
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3

What is an octal buffer and how is it used in electronic circuits?

  • iggybaseball
  • · Replies 4 ·
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4

Is it safe to disassemble a blowdryer to see how it works?

  • karen03grae
  • · Replies 31 ·
2
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31

Advice for first power systems internship interview

  • vptran84
  • · Replies 5 ·
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5

Sensor project relating to thermistor

  • vptran84
  • · Replies 4 ·
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4

Designing Big Solenoid for Physics ISU - 100-200VDC 2-7A

  • Colt22
  • · Replies 15 ·
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15

Integrating square to triangle?

  • Exulus
  • · Replies 5 ·
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5

Core Material for Long-Run Solenoid Circuits

  • Phaedrus
  • · Replies 5 ·
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5

Fixing Xilinx Error: Unconnected Block in Verilog

  • david90
  • · Replies 3 ·
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3

How do i build a diesel injection pulse meter or adaptor ?

  • karldb
  • · Replies 6 ·
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6

What Are the Roles and Effects of Neutral Wires in Power Distribution Systems?

  • mister_okay
  • · Replies 8 ·
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8

How do I make three electromagnets rotate at a fixed speed?

  • nishant
  • · Replies 2 ·
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2
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3

IPTV: Separating Hype from Reality

  • nameta9
  • · Replies 5 ·
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5

How much energy would voyager sat. need to transmit data from pluto?

  • david90
  • · Replies 1 ·
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1

Probability density function of equivalent resistance in parallel resistors

  • darthhath
  • · Replies 2 ·
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2

Smoothing with full wave rectification

  • IntuitioN
  • · Replies 5 ·
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5

Designing Circuit Boards with No Circuit Knowledge

  • Serj
  • · Replies 12 ·
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12

Fixing Broken Hartke 3500 Bass Amp with No Money

  • icvotria
  • · Replies 11 ·
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11

Building a 300 Hz to 1.5 kHz sound generator with frequency display

  • sniffer
  • · Replies 2 ·
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2

RF gurus-A question from a wireless dullard

  • faust9
  • · Replies 3 ·
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3

Why can I see distorted cable channels I didn't subscribe to?

  • chingkui
  • · Replies 5 ·
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5

Understanding DC current in automobile electrical systems

  • sao123
  • · Replies 4 ·
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4

How to Implement a Mealy Machine Using JK Flip-Flops and an EPROM?

  • david90
  • · Replies 1 ·
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1

What will be the resistance?

  • AntonVrba
  • · Replies 10 ·
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10

Connecting a Dual Jack Headphone to Standard Size Jack

  • exequor
  • · Replies 6 ·
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6

How do I wrap multiple layers of wire on a solenoid?

  • Serj
  • · Replies 9 ·
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9

Solve RC Circuit: Find Unknown Capacitor Value

  • dk702
  • · Replies 3 ·
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3
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3

Designing 1000Hz Sin Wave Generator Using 3 Stage Op-Amp

  • gixxer
  • · Replies 1 ·
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1

Which is the resistance? 1/Slope or V/I? (in I-V graph)

  • VirtualPhysicist
  • · Replies 15 ·
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15
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4
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4

What are IIR filters suited for in real applications?

  • phiska
  • · Replies 2 ·
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2

Building a 365kJ capacitor bank with two Mallory capacitors

  • sepulker
  • · Replies 15 ·
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15

Electrical question (well, lightning, really)

  • DeeZee
  • · Replies 4 ·
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4

Unmatched voltages on a transformer's primary coils

  • infamous_Q
  • · Replies 37 ·
2
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37

Estimating internal (junction) temperature

  • Eli Hait
  • · Replies 1 ·
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1

Required Torque (Electromagnet stuff)

  • minger
  • · Replies 2 ·
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2

Skin effect or total crossectional area

  • MR. P
  • · Replies 4 ·
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4

EE senior electives - need advice

  • ionlylooklazy
  • · Replies 2 ·
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2

Understanding the Circuit Diagram for an Amp Hour Meter for Beginners

  • mrjeffy321
  • · Replies 15 ·
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15
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4

Op-Amp Integrator: Understand 10MOhm Feedback Resistor

  • fatalenergy
  • · Replies 4 ·
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4

Can any genius tell me about Clampers

  • mohdfasieh
  • · Replies 3 ·
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3

Capacitance Decrease w/ Applied DC

  • ColliLJ
  • · Replies 3 ·
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3

Why Are Phase Modulation Transmitters Rarely Used in Broadcasting?

  • saikatmajumder
  • · Replies 4 ·
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4

High Voltage and measurement instruments

  • sara39
  • · Replies 2 ·
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2

LEDs burning out at 9V in lie detector circuit on breadboard

  • maverick99
  • · Replies 7 ·
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7

Current/Voltage in an AC Generator

  • infamous_Q
  • · Replies 5 ·
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5

Total electric field energy of proton and electron with 1.00E-15 m radius

  • bertholf07
  • · Replies 1 ·
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1

Which University Should I Go To in Ontario, Canada?

  • Mika-Yugo
  • · Replies 2 ·
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2

Program for designing simple circuits

  • exequor
  • · Replies 25 ·
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25

Learning amplifiers, mixers, filters and impedance matching for research

  • chingkui
  • · Replies 2 ·
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2

Vibrational Energy to Sound: Possible?

  • oldunion
  • · Replies 4 ·
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4

Amp hour meter has too much resistance in series

  • mrjeffy321
  • · Replies 35 ·
2
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35