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
LED Strip Wiring: Can I Directly Connect 20A 5V DC?
- Geranimo
- · Replies 10 ·
Parallel circuit of current sources
- BAJ
- · Replies 28 ·
What is the meaning of "110V AC / 24 DC relay"?
- Nikhil N
- · Replies 18 ·
Solenoid valve for a cryogenic fluid
- Yasir132
- · Replies 8 ·
Can I acquire the shaft position of my motor using my VFD
- belae1ka
- · Replies 3 ·
Harmonics effects on wye-wye transformers
- GunnarDH
- · Replies 1 ·
How to wire the contactor just to switch on and off
- Nikhil N
- · Replies 3 ·
How Can I Use a Power Supply as Both a Voltage and Current Source?
- fog37
- · Replies 4 ·
How Do You Calculate the Force of a Solenoid to Lock a Neodymium Triangle?
- r_prieto5
- · Replies 9 ·
PN junction's behavior near corners
- Assaf Peled
- · Replies 1 ·
AC Current in GHz Frequency and Zero Resistance
- Simcha
- · Replies 9 ·
Is There Truly No Current at Extreme AC Frequencies?
- gvlr96
- · Replies 3 ·
Infinite bandwidth of an ideal amplifier
- Faiq
- · Replies 13 ·
Build a Magnet Generator with 42 Gauge Wire
- Kbement
- · Replies 5 ·
Eval op amp achieves +/- power from single power supply?
- Helmholtzerton
- · Replies 5 ·
How Energy Is Spread In An Electric Kiln
- Blue Crystal
- · Replies 1 ·
Problem in understanding Phase Relationships
- Shafia Zahin
- · Replies 6 ·
Internal resistance of a cell varying with power drawn
- CharanV
- · Replies 2 ·
How to increase the voltage by using CS5173?
- ling1995
- · Replies 6 ·
How can I enhance RLD circuits with an LED for period doubling?
- rmiller70015
- · Replies 6 ·
Alternatives for Cabling Support in 40 Floor Projects
- eduardotobon
- · Replies 2 ·
Open Circuit Termination for Waveguides in High Frequency Labs
- cauchyriemann
- · Replies 7 ·
Model DC Motor: Torque, EMF, Resistance & Regulation
- bbq_build
- · Replies 2 ·
Number of turns vs. wire length affecting voltage in coil
- Thelonious Monk
- · Replies 10 ·
Stress testing a wireless router
- dkotschessaa
- · Replies 17 ·
Circuit design software recommendations for Raspberry Pi projects
- Borg
- · Replies 3 ·
Using 2N3904 for 3V audio preamp
- Inventive
- · Replies 5 ·
How do I design a Permanent Magnet Synchronous Generator?
- patodwyer
- · Replies 1 ·
Loading / Rapid de-loading of DC motor
- chazemz
- · Replies 74 ·
Capacitance for Voltage Multiplier
- Venus Marie
- · Replies 5 ·
Switch Mode DC-DC step-down PSU design troubleshooting
- TG_MechE
- · Replies 12 ·
Design a flyback transformer for charging defibrillator
- swathy
- · Replies 7 ·
What really is "energy" -- is it the amps or the wattage?
- VFEmitter
- · Replies 8 ·
Electrocution by iPhone charger (involving a bathtub)
- Guineafowl
- · Replies 13 ·
How to test a simple Dipole Antenna on Spectrum Analyser?
- Shubham Jaydeokar
- · Replies 27 ·
Are There Any Open Source Alternatives to LabView for Signal Monitoring?
- Riverbirdy
- · Replies 8 ·
NMOS gate and drain clock signals S1 waveform
- jendrix
- · Replies 5 ·
How to make 3-phase contactor to chatter?
- Nikhil N
- · Replies 4 ·
How Does Changing Load Capacitance Values Affect Crystal Oscillator Performance?
- likephysics
- · Replies 1 ·
Combining two DC voltages for laser locking
- PChemory
- · Replies 1 ·
Problem with Lock-in Amplifier (cannot lock the signal)
- Sotiris
- · Replies 6 ·
Loop Antennas vs. B-Probes: Similarities and Differences
- Massi
- · Replies 4 ·
Fully differential opamp for impedance matching
- Helmholtzerton
- · Replies 18 ·
Electronics prep for hardware repairs
- ayzd
- · Replies 17 ·
Trying to determine the size of Diodes required
- DakotaE
- · Replies 7 ·
A Physical Understanding of Kirchhoff's Laws
- shea
- · Replies 18 ·
Understanding time delay estimation for GPS?
- Nate Duong
- · Replies 1 ·
Antenna (Dipole) balun - what is it for?
- Tom48
- · Replies 14 ·
Meaning of flush error received from mod-bus slave
- Nikhil N
- · Replies 8 ·
Concerting 0.1" pitch header pins to 0.150"
- teroenza
- · Replies 3 ·
Why Does Amplitude Not Matter in Positive Sequence Detector Circuits?
- OliskaP
- · Replies 1 ·
Save on Radio Shack Parts Before They're Gone - Up to 70% Off!
- dlgoff
- · Replies 13 ·
Difference between reverse bias and forward bias for a photodiode
- Irfan Nafi
- · Replies 8 ·
Faraday Cage: Thickness of the conductor
- obider77
- · Replies 4 ·
Why reactive power is not tranferred between source and load
- larsa
- · Replies 2 ·
2A wireless charging mobile phone
- spikey1973
- · Replies 1 ·
Boost converter output voltage spike on startup
- TheRedDevil18
- · Replies 16 ·
Decreasing gas breakdown distance in a spark gap with UV
- rodv92
- · Replies 1 ·
Raspberry Pi connect to the RS232
- mizieahmad
- · Replies 2 ·
What integrated circuits, etc. for an amateur?
- trickybilly
- · Replies 2 ·
Transistors: Tiny Silicon Crystals, Memory Cells, & Shrinking Bits
- nabil__
- · Replies 7 ·
Grounding Phase: Explaining Star Configuration
- Sparks
- · Replies 6 ·
Can a DC-AC Inverter Work for Light Loads on an Alarm System?
- CWatters
- · Replies 2 ·
Does electricty gain / lose power traveling up / down hill? [Not]
- Blank_Stare
- · Replies 35 ·
Why “sudo cat /dev/ttyACM0” run only 1 time? (GPS)
- Nate Duong
- · Replies 9 ·
Making a Simple Circuit with MOC3041 Optoisolator and BTA24 Triac
- pierce15
- · Replies 4 ·
BLDC: Required voltage to get set rpm at given amps
- yavorh
- · Replies 19 ·
Variable 100-350VAC output controlled by PLC?
- Purple_Dan
- · Replies 5 ·
DIN Rail Terminal Blocks: L/L, L/N, N/L and N/N?
- Purple_Dan
- · Replies 7 ·
Inductors Technologies: Molded vs. Air-Turned
- Ravaner
- · Replies 5 ·
Grounding out static charge using a battery.
- EngulfingFlame
- · Replies 4 ·
Where can i learn to build circuits?
- diredragon
- · Replies 1 ·
Switching 2 mainboards with one momentairy switch
- spikey1973
- · Replies 2 ·
Controlling HDMI switcher with Raspberry Pi via IR remote
- mizieahmad
- · Replies 3 ·
Disadvantage of having high neutral grounding resistance
- nand arora
- · Replies 4 ·
Pulse current discharge test of a Li-ion
- chikou24i
- · Replies 2 ·
What type of resistor is needed for a dummy load on a 350W PC PSU?
- Glenn Borg
- · Replies 3 ·
Making an Arduino controlled H-bridge
- William123
- · Replies 9 ·
How to check the condition of coil in the relay?
- Nikhil N
- · Replies 4 ·
Zero sequence braking of induction motor
- cnh1995
- · Replies 1 ·
Can I extend my water pump's wiring to control it remotely?
- DonL
- · Replies 11 ·
Aircraft Start Sequence Trainer/Mockup
- Pilotman Ray
- · Replies 6 ·
Can a Motor be Converted to a Dynamo and How to Do It?
- B_Mulcahy
- · Replies 4 ·
Could PWM be applied to emulate resistance?
- rumborak
- · Replies 20 ·
What is the voltage at the end of the circuit?
- Luke0034
- · Replies 7 ·
Electrical braking energy recovery from a 1000kg mass on a friction-free airbed
- Fizzics
- · Replies 5 ·
How can you really mess up in amateur electronics?
- trickybilly
- · Replies 6 ·
Maximizing Amps in Circuit with 90W Power Supply
- JoeSalerno
- · Replies 1 ·
Irrelevance of electrical potential
- Luke0034
- · Replies 5 ·
What are the best DC motors for moving heavy objects?
- Arezriq_
- · Replies 1 ·
Small Loop Antenna: Understanding Its Design as a Dipole or Monopole
- qnach
- · Replies 1 ·
Can we get Higher Frequencies from an Oven Magnetron?
- tade
- · Replies 7 ·
Boost converter capacitor charging question
- TheRedDevil18
- · Replies 1 ·
What thyristor, triac, diode, transistor for an amateur?
- trickybilly
- · Replies 2 ·
CPU Register Components: Buses and 1 Byte
- nabil__
- · Replies 5 ·
Powering OSRAM Ostar 12V LEDs from car battery with constant current
- Mohammed Suhail
- · Replies 8 ·
Why are magnetic loops used in amateur 8-shape antennae?
- qnach
- · Replies 1 ·
Why is EMF (ElectroMotive Force) equal to a voltage?
- goodphy
- · Replies 9 ·
Why is the S-shaped antenna design popular?
- qnach
- · Replies 8 ·
Calculate the power loss in electrical cable
- Xeno1221
- · Replies 4 ·