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
Self Resonant Frequency in a Solenoid
- Phantasm
- · Replies 13 ·
Rectified AC through an AC transformer
- AdamK9
- · Replies 9 ·
Is the x-axis of a Bode plot angular frequency or frequency?
- math&science
- · Replies 4 ·
How to build an RC circuit for intermittent light bulb?
- jose6914
- · Replies 10 ·
Designing RF Antennas: From Intuition to Simulation Tools
- TheAnalogKid83
- · Replies 3 ·
Electronic device turned on in presence of tesla coil
- AdamK9
- · Replies 1 ·
Converting Pulsating Current to DC
- borisgazza
- · Replies 4 ·
Minimize charging time of a battery
- quuker
- · Replies 3 ·
LM317 LDO pin compat replacement for CC op?
- Pro289
- · Replies 3 ·
How to maximize current through a coil without creating a short circuit
- quantoshake11
- · Replies 9 ·
Electrochemistry (batteries), Wheatstone bridge question.
- tabasko
- · Replies 6 ·
Quantity referred to as 'self-capacitance
- bbh2808
- · Replies 6 ·
The Importance of Voltage in Electrical Components
- tkahn6
- · Replies 4 ·
How to increase bandwidth without changing op amp gain
- greg997
- · Replies 2 ·
How to Implement Error Handling in a VHDL T Flip-Flop Design?
- parasgupta6
- · Replies 3 ·
Need a cheap binary AM transmitting circuit
- hxtasy
- · Replies 2 ·
What Experiments Can Prove Light and Wavelength Theory Using TCS230?
- thavamaran
- · Replies 4 ·
Change battery input with a power adaptor
- nitronics
- · Replies 8 ·
ADC readings unstable for four-wire PT100 signal conditioning circuit
- Chandra214
- · Replies 7 ·
What is the voltage drop across a diode when it is reverse biased?
- NotStine
- · Replies 6 ·
Selective Dimmer for Two Light Sources
- Or Entity?
- · Replies 9 ·
Need cheap way/product to produce acurrent at very low voltage.
- mikeryan
- · Replies 10 ·
Answer: Calculating Time to Discharge Capacitor Rated x Micro-Farads
- James889
- · Replies 5 ·
Behaviour of LEDs in presence of magnetic fields?
- Frank Lampard
- · Replies 3 ·
Rev Counter Problem need info on a signal divider
- Drisruptor
- · Replies 3 ·
When do you use the 82C55 parallel interface chip?
- i.mehrzad
- · Replies 1 ·
Etymology of ion and its relation to unionized
- ddd1600
- · Replies 2 ·
What's the difference between an electron hole and a positron?
- ddd1600
- · Replies 8 ·
Replacing an EI-19 audio output transformer: what specs matter?
- chaoseverlasting
- · Replies 3 ·
Effect of parallel and series inductors on power factor
- b.shahvir
- · Replies 17 ·
A sort of free energy? Possbilble or not
- NARITT88
- · Replies 2 ·
How do you approach designing complicated circuits?
- e-o
- · Replies 15 ·
Building a Guitar Effects Pedal
- chaoseverlasting
- · Replies 10 ·
How do transistors in a power inverter create alternating current?
- Jammin_James
- · Replies 3 ·
Where do I get started with analog/digital circuit design?
- tkahn6
- · Replies 5 ·
Continuous Charge Distribution?
- wajed
- · Replies 1 ·
Good fluke meter runs around $300
- nolanlewisamp
- · Replies 9 ·
How do you calculate cable size from current and voltage?
- megatronic
- · Replies 6 ·
Do real circuits need to be physically grounded?
- atlbraves49
- · Replies 7 ·
Which voltage option for single phase supply?
- Icestation2
- · Replies 3 ·
Can I connect a 460V motor to a 480V supply?
- XPTPCREWX
- · Replies 1 ·
How do you make an ultrasonic radar to use on a computer?
- hackergod
- · Replies 2 ·
Using PV cells to energize an air core coil
- Robin07
- · Replies 6 ·
Electricity: Positive to Negative or Negative to Positive?
- brewcrew975
- · Replies 1 ·
Common emitter vs. common collector power amplification
- kthouz
- · Replies 3 ·
Interested in robotics and astro physics
- sarvani c
- · Replies 1 ·
Ground question and pen voltage detectors.
- djdoug99
- · Replies 2 ·
What Are the Major Device Ratings for a MOSFET?
- edsys89
- · Replies 1 ·
DC to AC Inverter Design Difficulty
- Scorael
- · Replies 1 ·
Solve Autocorrelation of WSS RP and Modulated Carrier Cos(w0t+Θ)
- ahamdiheme
- · Replies 1 ·
Electric current and voltage question
- johndb
- · Replies 7 ·
Can a Transformer Rated at 225 VA Only Supply 25 mA on the Secondary Side?
- brewcrew975
- · Replies 7 ·
Ideas or research topics in semiconductor devices and device physics
- Nphysicist
- · Replies 1 ·
Can Zener Diodes Maintain a Constant Voltage Regardless of Applied Voltage?
- edsys89
- · Replies 1 ·
Current Sensing Resistors in an H Bridge Circuit
- EEstudentNAU
- · Replies 1 ·
What is a safe way to charge myself to 300V?
- seang
- · Replies 9 ·
Why is continuous charge distribution called continuous?
- wajed
- · Replies 2 ·
Fuse Resistors, CFLs, and God Awful SMPSes
- bitrex
- · Replies 5 ·
Can Automobiles Be Used as Power Generators?
- ruko
- · Replies 26 ·
Triple major in EE, Math, and Physics?
- pablos511
- · Replies 7 ·
Transistor Approximations: NPN BC548 vs. 2N3904, PNP BC559 vs. 2N3906
- nomizzz
- · Replies 4 ·
How Does Adding a Series Resistor Affect Current Calculation in an RC Circuit?
- bill.connelly
- · Replies 20 ·
How does a capacitor charge through a resistor with a diode in series?
- electrostatic
- · Replies 12 ·
Can 22 AWG wire be used for a design of up to 7A
- atlbraves49
- · Replies 11 ·
Where should output and ground connect on a parallel LC tank circuit?
- Idea04
- · Replies 2 ·
Buck-converter with dual-MOSFET operation for constant current output
- deen25
- · Replies 23 ·
Help me read this solenoid diagram please
- eberg
- · Replies 2 ·
Calculating VA in a Tube Preamp Circuit
- jordankersten
- · Replies 11 ·
Does RC time constant equal R×C whether resistor and capacitor are in series or parallel?
- FrankJ777
- · Replies 1 ·
What is the recommended size for a neutral conductor in a 3 phase 4 wire system?
- Zubair8
- · Replies 4 ·
Increase the coupling efficiency of fiber
- cks
- · Replies 2 ·
When Should You Use Low or High Voltage with VFDs and Dual Wye Motors?
- XPTPCREWX
- · Replies 1 ·
Induction Coil powering a load (inductive reactance problem)
- orphefs
- · Replies 23 ·
Diesel generator and capacitor question
- generaors1234
- · Replies 6 ·
Can Op-Amps Create Effective Voltage-Controlled Resistors?
- Jdo300
- · Replies 11 ·
Fourier Transform Vs Prony/GPOF
- zinda_rud
- · Replies 2 ·
Using a Variac to heat a flexible rope heater
- tribosonics
- · Replies 2 ·
Signal processing + parameter estimation
- JamesGoh
- · Replies 2 ·
LED circuit to show exercise power output in real time
- Rick Martin
- · Replies 4 ·
IV curve of a BD-5 tunnel diode
- jack b
- · Replies 4 ·
Impendance matching and power transfer
- duckandcover
- · Replies 9 ·
N-doped region tend to flow to the p-doped region
- Harmony
- · Replies 1 ·
Need this derivation to solidify understanding
- HasuChObe
- · Replies 1 ·
Practical GHz frequency generation and AC solenoid core response time
- BrianConlee
- · Replies 12 ·
Cost Comparison of 200KW Induction Motors
- wkaiyu
- · Replies 4 ·
What is the difference between 60Hz voltage and 60Hz current?
- Idea04
- · Replies 14 ·
Question for pulsing electromagnet
- Mindstormed
- · Replies 1 ·
Analog finter design for harmonics reduction
- kk116
- · Replies 1 ·
Building power amplifier. Need some help with schematics
- bambbrose
- · Replies 5 ·
Light bulbs blowing at switch-on with arcing at the base
- Burfameng
- · Replies 1 ·
How does a digital signal create frequency variations in an analog output?
- aeterminator1
- · Replies 8 ·
What is the Correct Definition of Dynamic Resistance and Resistivity?
- tiny-tim
- · Replies 3 ·
Why is the current constant in a series circuit?
- Forestman
- · Replies 2 ·
Voltage output pressure transducer ?
- hitman2hire
- · Replies 3 ·
Treble and bass audio controls w/o phase shift?
- Bob S
- · Replies 2 ·
Find the Best Maths Package for Control Engineering Projects
- phlegmy
- · Replies 5 ·
Electrical Power to Mechanical Power
- KLoux
- · Replies 5 ·
What is a phasor and how does it relate to time and frequency domains?
- Pythagorean
- · Replies 2 ·
What fan size and RPM needed to lift 75 lbs with a helicopter rotor?
- Eskimo87
- · Replies 18 ·
3 phase equipment on 1 phase supply
- Ca$h
- · Replies 8 ·