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...
Electrical Questions for Beginners: Voltage & Amperage Effects
  • · Replies 9 ·
Replies
9
Views
2K
Could some one show me how capacitor/inductor really work ?
  • · Replies 8 ·
Replies
8
Views
4K
Is Digi-Key the Best Source for Parts Information and Ordering?
  • · Replies 18 ·
Replies
18
Views
12K
Neural net processor Vs microprocessor of VLSI tech
  • · Replies 1 ·
Replies
1
Views
3K
Fourier, Laplace and Z transforms
  • · Replies 18 ·
Replies
18
Views
9K
Troubleshooting Buzzing Incandescent Bulbs - What Causes Them and How to Fix It
  • · Replies 7 ·
Replies
7
Views
3K
Discrete LTI filter impulse response
  • · Replies 4 ·
Replies
4
Views
4K
What Can a 555 Timer Chip Do in Modding Gaming Controllers?
  • · Replies 6 ·
Replies
6
Views
4K
Analog to CAN Bus: Solutions for SAE Snowmobile Project
  • · Replies 1 ·
Replies
1
Views
5K
Turns / Core size optimization for Transformer
  • · Replies 2 ·
Replies
2
Views
5K
Electromagnetic Waves speed in Conductor
  • · Replies 24 ·
Replies
24
Views
16K
What Is a Foldback Current Limit Circuit?
  • · Replies 24 ·
Replies
24
Views
26K
PWM Circuit and DC motor problems (for NYE ball drop project)
  • · Replies 3 ·
Replies
3
Views
4K
Understanding Drift Current in a pn junction
  • · Replies 8 ·
Replies
8
Views
6K
Composite Video Output Circuit: Get Ideas & Solutions
  • · Replies 4 ·
Replies
4
Views
3K
Please explain human EM interference with my XMAS lights
  • · Replies 4 ·
Replies
4
Views
2K
Locating Obsolete Component Replacements
  • · Replies 7 ·
Replies
7
Views
2K
Should I Continue Taking Linear Algebra?
  • · Replies 2 ·
Replies
2
Views
2K
Hot air gun, practical use of Faraday law
  • · Replies 13 ·
Replies
13
Views
4K
What Gauge Wire Should I Use for a 1000ft+ Electricity Run to a Barn?
  • · Replies 3 ·
Replies
3
Views
2K
Modifying Average Power of Binary Signal
  • · Replies 9 ·
Replies
9
Views
4K
Having some problems with overshoot
  • · Replies 16 ·
Replies
16
Views
5K
Simple voltage limiting circuit
  • · Replies 13 ·
Replies
13
Views
15K
Spectrum of Pulses: Fast Rise/Fall Times & Discrete Peaks
  • · Replies 2 ·
Replies
2
Views
3K
Connecting Power Supplies in Series: Can It Be Done?
  • · Replies 2 ·
Replies
2
Views
1K
Understanding Audio Formats & Codecs
  • · Replies 2 ·
Replies
2
Views
2K
Selecting Transistors for PWM Control of Motors: Tips and Considerations
  • · Replies 9 ·
Replies
9
Views
7K
Designing Voltage Source Inverters for 50V Output Peak Voltage
  • · Replies 10 ·
Replies
10
Views
16K
Interpreting +/- digits of accuracy in meter
  • · Replies 6 ·
Replies
6
Views
12K
Inductor Concept: Voltage, Current & Flux Phase Relationships
  • · Replies 8 ·
Replies
8
Views
8K
Converting DC Circuit to Ultra-Rapid Pulses - Help Needed
  • · Replies 5 ·
Replies
5
Views
2K
Help diagnosing 'static electricity' problem
  • · Replies 2 ·
Replies
2
Views
2K
What specialization in electrical engineering should I choose for my career?
  • · Replies 11 ·
Replies
11
Views
2K
How to calculate overshoot/undershoot
  • · Replies 5 ·
Replies
5
Views
15K
Power transformer in Maxwell 2D
  • · Replies 4 ·
Replies
4
Views
2K
Understanding ADSL DMT Carrier Waves: Questions & Answers
  • · Replies 3 ·
Replies
3
Views
4K
Is it Possible to Have Statics in Captured Video?
  • · Replies 1 ·
Replies
1
Views
2K
The measurement of current in electrical appliance
  • · Replies 1 ·
Replies
1
Views
3K
Restore B-Field Signal Using Calibration Table
  • · Replies 1 ·
Replies
1
Views
2K
Effective value of complex waveforms?
  • · Replies 1 ·
Replies
1
Views
2K
Can Pre-Processing EEG Signals Affect Correlation Coefficients?
  • · Replies 4 ·
Replies
4
Views
4K
Ring Oscillator with a set frequency at 10kHz (low)
  • · Replies 1 ·
Replies
1
Views
6K
Maxwell13 Tutorials for Axial Flux Generator - Ansoft
  • · Replies 1 ·
Replies
1
Views
2K
Decreasing current in preload circuit
  • · Replies 1 ·
Replies
1
Views
2K
What distinguishes ELCB from Earth Fault Relay?
  • · Replies 1 ·
Replies
1
Views
3K
What is the relationship between the DC and AC ratings of capacitors?
  • · Replies 1 ·
Replies
1
Views
6K
Project may need transistor circuits
  • · Replies 6 ·
Replies
6
Views
2K
Calculate kw from positve and negative energy totals
  • · Replies 3 ·
Replies
3
Views
4K
Weird Current Flow in DC Circuit
  • · Replies 1 ·
Replies
1
Views
2K
Suggest analysis for HHO dry-cell
  • · Replies 1 ·
Replies
1
Views
3K
Need help on Battery LED light set to transformer power convert.
  • · Replies 6 ·
Replies
6
Views
11K
How Can I Read Sound Frequencies with a Controller?
  • · Replies 8 ·
Replies
8
Views
2K
Design a frequency synthesizer (PLL)
  • · Replies 7 ·
Replies
7
Views
2K
Are Basic Electronics Enough to Build a Speaker Amplifier?
  • · Replies 8 ·
Replies
8
Views
6K
Choice of motors, please advise
  • · Replies 7 ·
Replies
7
Views
2K
Help with IR LEDs: Powering, Wiring & Resistor Questions
  • · Replies 4 ·
Replies
4
Views
3K
Transient and subtransient reactance of alternators
  • · Replies 9 ·
Replies
9
Views
30K
What is the Thevinin's equivalent resistance in a series RLC circuit?
  • · Replies 10 ·
Replies
10
Views
6K
Magnitude and Duration of Inrush on various lighting technologies
  • · Replies 3 ·
Replies
3
Views
2K
Schematics Reading Q&A: 8284 Clock Signal Generator
  • · Replies 2 ·
Replies
2
Views
3K
How Does an Inverter with Electromechanical Switch Work?
  • · Replies 2 ·
Replies
2
Views
2K
How dense batteries can we make?
  • · Replies 15 ·
Replies
15
Views
5K
Suitable op-amps/ parameters for subtractor circuits
  • · Replies 3 ·
Replies
3
Views
4K
Understanding Voltage Rating for Electro-Mechanical Solenoids in Robotics
  • · Replies 1 ·
Replies
1
Views
4K
Ignore voltage reference on resistors?
  • · Replies 3 ·
Replies
3
Views
2K
Is the Transmitter Circuit Drawn Correctly?
  • · Replies 9 ·
Replies
9
Views
5K
What causes the dimming effect in an LED with solar panel and mirror setup?
  • · Replies 7 ·
Replies
7
Views
3K
Brainstorming Shipboard Laser Defense
  • · Replies 2 ·
Replies
2
Views
2K
Question on Evaluating a Power Supply
  • · Replies 3 ·
Replies
3
Views
2K
Relay for Infrared controlled switch
  • · Replies 6 ·
Replies
6
Views
6K
How Transmission Lines Transposition could affect Protection systems?
  • · Replies 5 ·
Replies
5
Views
5K
Is Wireless Power Transmission Feasible for Charging Mobile Phones?
  • · Replies 14 ·
Replies
14
Views
6K
Phase Factor in wave propagation (lossy medium): does the distance matters?
  • · Replies 2 ·
Replies
2
Views
6K
How can I convert 18v cordless drill battery to recharge laptop, compact camera?
  • · Replies 6 ·
Replies
6
Views
14K
Trying to power devices in general aviation aircraft
  • · Replies 4 ·
Replies
4
Views
3K
How to Resolve Control Relay Grounding Conflicts in Heliostat Refurbishment?
  • · Replies 3 ·
Replies
3
Views
2K
Understanding the Reference Point for EMG Out Voltage
  • · Replies 5 ·
Replies
5
Views
7K
Cmos imaging sensor response
  • · Replies 3 ·
Replies
3
Views
4K
How to maintain a 12V 150 RPM geared DC motor's torque in all speeds?
  • · Replies 11 ·
Replies
11
Views
10K
Signal Processing mathematics books ?(laplace, fourier )
  • · Replies 4 ·
Replies
4
Views
3K
How to Design a Flat Heater Element for Soldering Copper Sheets?
  • · Replies 5 ·
Replies
5
Views
4K
What's Next in Hybrid Analog/Digital Projects Beyond Ultrasonic Rangefinders?
  • · Replies 1 ·
Replies
1
Views
2K
Solving Compensator Circuit for Synchronous Buck Converter (SBC)
  • · Replies 17 ·
Replies
17
Views
5K
The energy stored in an inductor
  • · Replies 6 ·
Replies
6
Views
9K
Is there an Optimal RPM for a DC generator?
  • · Replies 7 ·
Replies
7
Views
14K
Circuit: Water Sensor: Works when one probe is in water while the other is not
  • · Replies 9 ·
Replies
9
Views
12K
HMC1001 SIP Breakout Board for Breadboard Project
  • · Replies 4 ·
Replies
4
Views
3K
Setting up wind power equipment
  • · Replies 5 ·
Replies
5
Views
2K
Amplifier or Booster(Amplification of signals).
  • · Replies 17 ·
Replies
17
Views
16K
Signal-Noise Ratio: Decibels & Resolving Signals
  • · Replies 3 ·
Replies
3
Views
3K
120 VAC to 12 VDC circuit to fit in E27 Base
  • · Replies 13 ·
Replies
13
Views
6K
Modelling a short square-wave pulse with Telegrapher's Equation
  • · Replies 2 ·
Replies
2
Views
4K
Can Simple Elements Exhibit Quadratic Behavior in Multiplying Circuits?
  • · Replies 23 ·
Replies
23
Views
5K
Materials relating to ultraconductors
  • · Replies 7 ·
Replies
7
Views
5K
LEDs on Batteries: How to Measure Voltage?
  • · Replies 5 ·
Replies
5
Views
3K
How Can Transmission Lines Be Modeled and Matched?
  • · Replies 11 ·
Replies
11
Views
5K
Monte Carlo simulaition with Tspice
  • · Replies 2 ·
Replies
2
Views
4K
Identify Transistor Configuration: Easy Tips & Tutorials
  • · Replies 3 ·
Replies
3
Views
2K
How Do S-Parameters Affect Attenuation in WG Transitions and Circulators?
  • · Replies 4 ·
Replies
4
Views
2K
Maximizing MOSFET Switching Speed with High Voltage Pulse Techniques
  • · Replies 3 ·
Replies
3
Views
3K