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...
How Can I Efficiently Source Bitter Plates for an Electromagnet Project?
  • · Replies 3 ·
Replies
3
Views
3K
LED current greater than source
  • · Replies 10 ·
Replies
10
Views
2K
Inductor's output power measurement using spectrum analyzer
  • · Replies 2 ·
Replies
2
Views
2K
Alternate to a proportional linear solenoid
  • · Replies 2 ·
Replies
2
Views
1K
How Can Relative Permittivity Be Measured in the Stratosphere?
  • · Replies 26 ·
Replies
26
Views
4K
Two 700 watt blow heaters vs one 1500 watt heater?
  • · Replies 18 ·
Replies
18
Views
7K
Need help diagnosing headlight issue on my vehicle.
  • · Replies 4 ·
Replies
4
Views
1K
Is Harnessing Energy from Trains Through Regenerative Braking Practical?
  • · Replies 11 ·
Replies
11
Views
2K
Can Humans Use Telluric Currents for Electricity?
  • · Replies 3 ·
Replies
3
Views
3K
Optimizing Impedance Measurement: Bridge vs. Sine Wave Generator Method?
  • · Replies 16 ·
Replies
16
Views
5K
Pulling Conductor - Transmission Line
  • · Replies 5 ·
Replies
5
Views
3K
How to Verify Trace Impedance on PCB Boards?
  • · Replies 18 ·
Replies
18
Views
6K
Build a Controller: Schematic Diagrams & Info
  • · Replies 5 ·
Replies
5
Views
1K
Current flow in an MRI receive coil
  • · Replies 5 ·
Replies
5
Views
2K
PN-junction diode vs light emitting diodes
  • · Replies 11 ·
Replies
11
Views
2K
How BJT transistor works (with conventional current notation perspective)
  • · Replies 19 ·
Replies
19
Views
7K
Hydropower plant in equilibrium
  • · Replies 10 ·
Replies
10
Views
2K
Few Questions on source tranformation
  • · Replies 3 ·
Replies
3
Views
1K
Bipolar totem-pole mosfet driver
  • · Replies 7 ·
Replies
7
Views
8K
Electric Motor for Linear Motion w/Steering Horn
  • · Replies 8 ·
Replies
8
Views
2K
Is there a problem with this Source Transformation?
  • · Replies 3 ·
Replies
3
Views
2K
Lower Q of Crystal or Ceramic Resonator
  • · Replies 1 ·
Replies
1
Views
1K
Why do lattices have an energy *band* ?
  • · Replies 7 ·
Replies
7
Views
3K
Transmission Lines: Reflection Coefficient vs Frequency
  • · Replies 1 ·
Replies
1
Views
5K
Decelerating Electrons & Releasing Energy: Reflector Plate Grid Dynamics
  • · Replies 17 ·
Replies
17
Views
2K
Relation of Bandwidth with the frequency
  • · Replies 3 ·
Replies
3
Views
1K
Questions pertaining to Transformer DGA and Duval Triangle
  • · Replies 2 ·
Replies
2
Views
1K
Capacitor Inductance: Unraveling the Mystery
  • · Replies 3 ·
Replies
3
Views
2K
FFT and guitar not working right
  • · Replies 9 ·
Replies
9
Views
2K
Why does current remain equal in batteries/power supplies connected in series?
  • · Replies 6 ·
Replies
6
Views
2K
What are printed circuit boards made from?
  • · Replies 1 ·
Replies
1
Views
1K
Transfer function of the state space model
  • · Replies 3 ·
Replies
3
Views
2K
Can a 2 KW Motor Efficiently Power a 50 KW Generator?
  • · Replies 4 ·
Replies
4
Views
2K
Fault current time 1, 3 or 5 sec
  • · Replies 2 ·
Replies
2
Views
1K
Is Orgone Energy-Based Meters Real? Investigating Claims of Accuracy
  • · Replies 3 ·
Replies
3
Views
3K
Relative positioning sensor question (With Picture)
  • · Replies 4 ·
Replies
4
Views
2K
Understanding the physical meaning of phase shift in underdamped systems
  • · Replies 2 ·
Replies
2
Views
2K
Help with a little controller project
  • · Replies 12 ·
Replies
12
Views
2K
Model Scope Probe Ground & Signal Lead Impedances
  • · Replies 1 ·
Replies
1
Views
2K
Does impedance affect time delay in digital circuits?
  • · Replies 2 ·
Replies
2
Views
2K
Where Can I Find Comprehensive Notes on Kirchhoff's Laws?
  • · Replies 1 ·
Replies
1
Views
1K
Main motor and Denester not starting when pressing start button on screen
  • · Replies 3 ·
Replies
3
Views
1K
Questions regarding the synthesization of lightning
  • · Replies 2 ·
Replies
2
Views
1K
How to Measure High and Low Impedance Accurately?
  • · Replies 7 ·
Replies
7
Views
3K
How the solenoid gets the linear motion when the current is passed in the coil?
  • · Replies 3 ·
Replies
3
Views
2K
How to tune the PID parameters using Fuzzy Logic?
  • · Replies 5 ·
Replies
5
Views
3K
Can Anyone Help with These Electrical Engineering Exam Questions?
  • · Replies 1 ·
Replies
1
Views
1K
Line-Line Fault Circuit: Parallel or Series?
  • · Replies 2 ·
Replies
2
Views
1K
Need an advice -- C&K Tech Labs handheld portable lab/meter
  • · Replies 5 ·
Replies
5
Views
1K
What happens when a battery is connected to an ideal LC circuit?
  • · Replies 5 ·
Replies
5
Views
10K
Time constant -- How to find the time constant of any given circuit?
  • · Replies 1 ·
Replies
1
Views
2K
Electronics and Electrical Theory
  • · Replies 17 ·
Replies
17
Views
22K
Having 12V (cig. lighter) power supply on Suzuki GN125H
  • · Replies 15 ·
Replies
15
Views
2K
Can I Accurately Measure Temperature with 3 1/2 Digit Equipment?
  • · Replies 3 ·
Replies
3
Views
1K
Find capacitance from nonlinear I-V curves
  • · Replies 1 ·
Replies
1
Views
2K
Quick question, phasors and impedance
  • · Replies 4 ·
Replies
4
Views
1K
Why is the electrolyte in a cell necessary?
  • · Replies 4 ·
Replies
4
Views
2K
Equation of SNR versus sigma square for BPSK
  • · Replies 1 ·
Replies
1
Views
2K
Why Use Radians to Measure AC Sin/Cos Signals Instead of Seconds?
  • · Replies 22 ·
Replies
22
Views
3K
Dielectric resonator - microwaves
  • · Replies 4 ·
Replies
4
Views
2K
How To Design Solonoid Coil for AC Voltage
  • · Replies 2 ·
Replies
2
Views
2K
How can I charge my capacitor bank without a 330v DC power supply?
  • · Replies 1 ·
Replies
1
Views
2K
How Does an Ammeter Work? | eBay Guide
  • · Replies 29 ·
Replies
29
Views
7K
Magnetic flux density calculation for high permeability material
  • · Replies 2 ·
Replies
2
Views
3K
What is a CNC machine feed regulator?
  • · Replies 5 ·
Replies
5
Views
1K
Series R-L Circuit - Charge/Discharge described properly?
  • · Replies 1 ·
Replies
1
Views
7K
Voltage Regulators in NiCd charging circuits
  • · Replies 5 ·
Replies
5
Views
2K
Semiconductor cross referance book
  • · Replies 3 ·
Replies
3
Views
1K
Question about ultrasonic receiver orientation
  • · Replies 3 ·
Replies
3
Views
2K
Ultracapacitors / Supercapacitors in series to attain required voltage
  • · Replies 20 ·
Replies
20
Views
3K
NiMH Battery Management System -Circuit Design
  • · Replies 1 ·
Replies
1
Views
2K
Antenna Theory: What is an Effective Aperture?
  • · Replies 1 ·
Replies
1
Views
1K
Electromagnetic Piston using a holding magnet and permanent magnets?
  • · Replies 2 ·
Replies
2
Views
5K
Modifying My Boat's Keypad Module: Searching for a Heater Pad
  • · Replies 2 ·
Replies
2
Views
2K
Calculating Equivalent Series Resistance and Inductance for Parallel Branches
  • · Replies 1 ·
Replies
1
Views
1K
Why aren't drones and aircraft using hydrogen-oxygen fuel cells?
  • · Replies 8 ·
Replies
8
Views
3K
Powering a Tesla Coil with a 12 volt battery--help--
  • · Replies 10 ·
Replies
10
Views
8K
HT 'low current' resistance fundamentals in Tungsten Welder - event horizon
  • · Replies 20 ·
Replies
20
Views
3K
Can BLDC Technology Solve Voltage Fluctuation Issues for Domestic Water Pumps?
  • · Replies 1 ·
Replies
1
Views
2K
Do I need a 360 servo or stepper motor?
  • · Replies 4 ·
Replies
4
Views
3K
Currents on a three phase system
  • · Replies 13 ·
Replies
13
Views
3K
Induction Heater - HalfBridge Series Resonance Circuit
  • · Replies 1 ·
Replies
1
Views
2K
How do I normalize angular frequency for circuit optimization?
  • · Replies 3 ·
Replies
3
Views
3K
Need a bit of help understanding voltage drops
  • · Replies 4 ·
Replies
4
Views
1K
Understanding Neutral Conductor Sharing in Multiple Installations - Expert Guide
  • · Replies 10 ·
Replies
10
Views
2K
How can a battery charge and operate simultaneously?
  • · Replies 4 ·
Replies
4
Views
2K
Twin 120v breakout from 240v receptacle
  • · Replies 1 ·
Replies
1
Views
2K
Can I Step Down DC Voltage and Charge a Battery with Existing Converters?
  • · Replies 4 ·
Replies
4
Views
2K
Unity Gain Buffer with Op-Amp 741 for LVDT Sensor
  • · Replies 8 ·
Replies
8
Views
2K
What do you know about loading problem in instrumentation?
  • · Replies 2 ·
Replies
2
Views
2K
Reduce 120v house current to 12v heat recovery ventilator
  • · Replies 1 ·
Replies
1
Views
2K
Can TDR be Used for Diagnostics on a Single Wire?
  • · Replies 18 ·
Replies
18
Views
8K
State Space: time dependent states but time-independent output
  • · Replies 4 ·
Replies
4
Views
1K
Inverter, Atex motors, star, delta
  • · Replies 6 ·
Replies
6
Views
3K
Help with fundamentals for understanding voltage, current, anode
  • · Replies 1 ·
Replies
1
Views
1K
How Can I Improve Voltage Range in Photodiode Amplification for Fringe Counting?
  • · Replies 4 ·
Replies
4
Views
4K
Constant current source using digital potentiometer
  • · Replies 20 ·
Replies
20
Views
7K
Calculating Sampling Rate of Sinc Signals - Nyquist Rate
  • · Replies 5 ·
Replies
5
Views
3K
Why Are MVAR Generated and MVAR Sent Out Values Different in Power Plants?
  • · Replies 2 ·
Replies
2
Views
1K
Laplace transform and region of convergence
  • · Replies 1 ·
Replies
1
Views
1K