Electrical Engineering Forum

Post thread
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...
Why does current decrease to a steady state value in a series RL circuit?
  • · Replies 14 ·
Replies
14
Views
4K
Looking for help Retro Fitting a computer keyboard
  • · Replies 4 ·
Replies
4
Views
2K
How is sequential firing in electronics achieved?
  • · Replies 10 ·
Replies
10
Views
2K
Concentrated Photovoltaics, Parabolic Mirrors
  • · Replies 5 ·
Replies
5
Views
3K
RF fundamentals, how does bandwidth affect throughput
  • · Replies 27 ·
Replies
27
Views
8K
Thank you, all my electronic helpers
  • · Replies 6 ·
Replies
6
Views
2K
How Is Ferrofluid Utilized in Cancer Treatments?
  • · Replies 2 ·
Replies
2
Views
3K
Capacitance needed to stabilize a voltage pulse
  • · Replies 4 ·
Replies
4
Views
2K
Grounding / Earthing. What does these lines mean?
  • · Replies 4 ·
Replies
4
Views
3K
Help with designing a unique low-tech door locking system
  • · Replies 19 ·
Replies
19
Views
7K
Help with Microelectronic Circuit Book
  • · Replies 4 ·
Replies
4
Views
3K
Seeking help, Current source(100 Hz to 1 MHz,0.2 to 0.5 mA)
  • · Replies 15 ·
Replies
15
Views
6K
SPICE Circuit Parameter Extraction
  • · Replies 4 ·
Replies
4
Views
3K
How to use wolfram alpha to plot frequency response
  • · Replies 4 ·
Replies
4
Views
12K
How does a centre tap transformer enable full wave rectification?
  • · Replies 35 ·
2
Replies
35
Views
30K
Troubleshooting Diagram Questions for TDA7294 Datasheet
  • · Replies 6 ·
Replies
6
Views
3K
Is it safe to loop the inverter's output neutral to loop with the mains neutal?
  • · Replies 1 ·
Replies
1
Views
3K
NE555 Timer inventor passes away
  • · Replies 2 ·
Replies
2
Views
2K
Modifying a Micro-Heater for Rechargeable Cell Phone Battery Use
  • · Replies 5 ·
Replies
5
Views
2K
Low load factor and Voltage drops
  • · Replies 5 ·
Replies
5
Views
3K
Can I get exact 110vac in anyway?
  • · Replies 4 ·
Replies
4
Views
2K
How to control DC motor speed?
  • · Replies 11 ·
Replies
11
Views
101K
Solenoid geometry question: circular cross-section or rectangular?
  • · Replies 2 ·
Replies
2
Views
4K
Bought speakers with non-US plug how to convert to US outlet voltage?
  • · Replies 6 ·
Replies
6
Views
3K
Trouble with use of Symmetrical components
  • · Replies 6 ·
Replies
6
Views
3K
Oscillations in transient response
  • · Replies 12 ·
Replies
12
Views
5K
Creating large DC Motor for Funzies. Won't work.
  • · Replies 46 ·
2
Replies
46
Views
10K
Can Circuit Design Be Approached Like Algorithm Design in Computer Science?
  • · Replies 87 ·
3
Replies
87
Views
11K
How to power two floors with one inverter?
  • · Replies 14 ·
Replies
14
Views
12K
V/f speed control of 3 phase Induction motors
  • · Replies 2 ·
Replies
2
Views
5K
How to use a rocker switch with three or four terminals
  • · Replies 1 ·
Replies
1
Views
5K
Impulse response from frequency response
  • · Replies 5 ·
Replies
5
Views
6K
3db frequency for decoupling caps (application note)
  • · Replies 6 ·
Replies
6
Views
2K
Output short protection circuit
  • · Replies 9 ·
Replies
9
Views
3K
Harder Uv Source For Lithography
  • · Replies 7 ·
Replies
7
Views
2K
DSP - FIR Filters, linear phase conditions
  • · Replies 1 ·
Replies
1
Views
2K
Help please .Transmission line parameters in per unit
  • · Replies 8 ·
Replies
8
Views
3K
3D printer supplies and building plans
  • · Replies 4 ·
Replies
4
Views
2K
Pulse transformer/DC reactor design.
  • · Replies 4 ·
Replies
4
Views
3K
Electromagnetism - intrinsic impedance and poynting vector
  • · Replies 9 ·
Replies
9
Views
13K
Linear movement detector using magnetic, wire coil and transistors
  • · Replies 5 ·
Replies
5
Views
4K
Feedthrough Capacitor: Reducing Common/Differential Mode Noise
  • · Replies 9 ·
Replies
9
Views
13K
Can a transformer operate until maximum load?
  • · Replies 13 ·
Replies
13
Views
11K
What is the conventional over drill size for a 0.05 pin on a PCB?
  • · Replies 4 ·
Replies
4
Views
2K
What is the significance of different colored circles on a circuit diagram?
  • · Replies 3 ·
Replies
3
Views
9K
What are the possible chances ?
  • · Replies 7 ·
Replies
7
Views
2K
How to tell current drawn from a schematic
  • · Replies 4 ·
Replies
4
Views
2K
Can someone resolve an argument over audio amplifier and wiring theory?
  • · Replies 4 ·
Replies
4
Views
2K
DC-DC converter that can handle reverse current for motors
  • · Replies 9 ·
Replies
9
Views
3K
Diode running into the resistor
  • · Replies 14 ·
Replies
14
Views
4K
Measuring RMS Voltage with a DMM
  • · Replies 6 ·
Replies
6
Views
3K
Why Does the Open Loop Transfer Function Include H(s)?
  • · Replies 1 ·
Replies
1
Views
10K
Why Bypass Capacitors Need Grounding
  • · Replies 16 ·
Replies
16
Views
6K
Where Can I Find a 220V/50Hz to 110V/60Hz Power Converter?
  • · Replies 16 ·
Replies
16
Views
23K
Complex Analysis and Transforms
  • · Replies 2 ·
Replies
2
Views
2K
[ASK]What IC can display A-F to 7-segment LED
  • · Replies 2 ·
Replies
2
Views
3K
Thevenin's and Norton's theorems
  • · Replies 1 ·
Replies
1
Views
2K
Create a Programmable Timed Circuit for Electric Locks | Step-by-Step Guide
  • · Replies 2 ·
Replies
2
Views
2K
How Does a Battery Charger Work and What Causes Overcharging?
  • · Replies 1 ·
Replies
1
Views
2K
Calculating Power, Current & Voltage for Parallel RTGs
  • · Replies 8 ·
Replies
8
Views
4K
Help with pulse dc motor calculations- torque, eff, hp
  • · Replies 16 ·
Replies
16
Views
6K
Applying Same phases to a 3 phase transformer
  • · Replies 4 ·
Replies
4
Views
2K
Fourier transform of a lorentzian function
  • · Replies 1 ·
Replies
1
Views
5K
Research study on Digital Delay/Pulse Generators
  • · Replies 2 ·
Replies
2
Views
2K
How is source-drain voltage defined?
  • · Replies 23 ·
Replies
23
Views
12K
Group delay calculation through S-parameters extracted from a touchstone file
  • · Replies 1 ·
Replies
1
Views
7K
Camera Flash Circuit Explanation
  • · Replies 6 ·
Replies
6
Views
12K
Which one to choose?DSP/Commun/control/embed
  • · Replies 1 ·
Replies
1
Views
2K
Generator var import and export
  • · Replies 4 ·
Replies
4
Views
6K
Series-parallel tank circuit resonance condition and impedance
  • · Replies 26 ·
Replies
26
Views
8K
How are multiple video outputs displayed on various sections of the TV screen?
  • · Replies 11 ·
Replies
11
Views
3K
Double Insulated PSU, 14vdc output, 150vac potential
  • · Replies 1 ·
Replies
1
Views
2K
What wires should I use for my HV PSU and lifter project?
  • · Replies 7 ·
Replies
7
Views
4K
Resistor is a current limiting element.?
  • · Replies 11 ·
Replies
11
Views
4K
Voltage Regulation: Ideas for Building Circuit
  • · Replies 6 ·
Replies
6
Views
2K
Observe a filter response to a unit step?
  • · Replies 9 ·
Replies
9
Views
3K
Does volts and amps get at half while charging multiple batteries?
  • · Replies 1 ·
Replies
1
Views
2K
Fastest way to charge a battery?
  • · Replies 4 ·
Replies
4
Views
2K
Converting XG-NV2U LCD Projector to SLM
  • · Replies 1 ·
Replies
1
Views
3K
Personal Voice Amplifier Background Hum Trouble
  • · Replies 2 ·
Replies
2
Views
3K
Does this strange coil really consume 1700Amps?
  • · Replies 30 ·
2
Replies
30
Views
5K
Amplify AC signal using dual rail op amp
  • · Replies 24 ·
Replies
24
Views
7K
Measuring voltage between your fingers
  • · Replies 4 ·
Replies
4
Views
6K
How does the Earth's ability to conduct electricity affect grounding electrodes?
  • · Replies 1 ·
Replies
1
Views
2K
What are the uses of current sources?
  • · Replies 8 ·
Replies
8
Views
10K
Which Approach is Correct for Nodal Analysis in Electricity Books?
  • · Replies 10 ·
Replies
10
Views
5K
How can I increase the suction power of my cordless vacuum broom?
  • · Replies 3 ·
Replies
3
Views
6K
Means for increasing the intensity of electrical oscillations
  • · Replies 4 ·
Replies
4
Views
2K
Why Isn't My Radio-Controlled Electromagnet Working?
  • · Replies 14 ·
Replies
14
Views
6K
New to electrical engineering (begginer), need some pointers please :p
  • · Replies 8 ·
Replies
8
Views
3K
MIPS - Making a 64 bit number when you only have 32 bit register support
  • · Replies 1 ·
Replies
1
Views
2K
Generating High Frequency Signals
  • · Replies 6 ·
Replies
6
Views
7K
Is Sqrt(3) Factor in 3-Phase Power Dependent on Sine Waves?
  • · Replies 5 ·
Replies
5
Views
3K
Why sine wave is the basic building block signal to make other signals?
  • · Replies 8 ·
Replies
8
Views
4K
Why Is the Transition Region Between Slopes of -1 Significant in Inverters?
  • · Replies 7 ·
Replies
7
Views
5K
Charge carrier screening in semiconductor
  • · Replies 2 ·
Replies
2
Views
5K
AC motor vs. DC motor efficiency
  • · Replies 1 ·
Replies
1
Views
4K
Motor drives for a satellite reaction wheel
  • · Replies 1 ·
Replies
1
Views
2K
What's the simplest way to study memristor?
  • · Replies 4 ·
Replies
4
Views
2K
Light waves from a normal house hold globe effecting a dc circuit. Why?
  • · Replies 21 ·
Replies
21
Views
3K