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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 Use a Power Supply as Both a Voltage and Current Source?
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How Do You Calculate the Force of a Solenoid to Lock a Neodymium Triangle?
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PN junction's behavior near corners
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AC Current in GHz Frequency and Zero Resistance
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Is There Truly No Current at Extreme AC Frequencies?
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Infinite bandwidth of an ideal amplifier
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Build a Magnet Generator with 42 Gauge Wire
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Eval op amp achieves +/- power from single power supply?
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How Energy Is Spread In An Electric Kiln
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Problem in understanding Phase Relationships
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Internal resistance of a cell varying with power drawn
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How to increase the voltage by using CS5173?
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How can I enhance RLD circuits with an LED for period doubling?
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Alternatives for Cabling Support in 40 Floor Projects
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Open Circuit Termination for Waveguides in High Frequency Labs
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Model DC Motor: Torque, EMF, Resistance & Regulation
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Number of turns vs. wire length affecting voltage in coil
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Stress testing a wireless router
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Computer Programs to help design circuits to hook up to a Raspberry Pi
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Using 2N3904 for 3V audio preamp
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How do I design a Permanent Magnet Synchronous Generator?
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Loading / Rapid de-loading of DC motor
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Capacitance for Voltage Multiplier
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Switch Mode DC-DC step-down PSU design troubleshooting
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Design a flyback transformer for charging defibrillator
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What really is "energy" -- is it the amps or the wattage?
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Electrocution by iPhone charger (involving a bathtub)
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How to test a simple Dipole Antenna on Spectrum Analyser?
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Are There Any Open Source Alternatives to LabView for Signal Monitoring?
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Help understanding NMOS waveforms
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How to make 3-phase contactor to chatter?
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How Does Changing Load Capacitance Values Affect Crystal Oscillator Performance?
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Combining two DC voltages for laser locking
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Problem with Lock-in Amplifier (cannot lock the signal)
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Loop Antennas vs. B-Probes: Similarities and Differences
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Fully differential opamp for impedance matching
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Electronics prep for hardware repairs
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Trying to determine the size of Diodes required
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A Physical Understanding of Kirchhoff's Laws
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Understanding time delay estimation for GPS?
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Antenna (Dipole) balun - what is it for?
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Meaning of flush error received from mod-bus slave
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Concerting 0.1" pitch header pins to 0.150"
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Why Does Amplitude Not Matter in Positive Sequence Detector Circuits?
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Save on Radio Shack Parts Before They're Gone - Up to 70% Off!
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Difference between reverse bias and forward bias for a photodiode
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Faraday Cage: Thickness of the conductor
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Why reactive power is not tranferred between source and load
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2A wireless charging mobile phone
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Boost converter output voltage spike on startup
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Decreasing gas breakdown distance in a spark gap with UV
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Raspberry Pi connect to the RS232
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What integrated circuits, etc. for an amateur?
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Transistors: Tiny Silicon Crystals, Memory Cells, & Shrinking Bits
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Grounding Phase: Explaining Star Configuration
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Can a DC-AC Inverter Work for Light Loads on an Alarm System?
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Does electricty gain / lose power traveling up / down hill? [Not]
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Why “sudo cat /dev/ttyACM0” run only 1 time? (GPS)
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Making a Simple Circuit with MOC3041 Optoisolator and BTA24 Triac
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BLDC: Required voltage to get set rpm at given amps
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Variable 100-350VAC output controlled by PLC?
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DIN Rail Terminal Blocks: L/L, L/N, N/L and N/N?
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Inductors Technologies: Molded vs. Air-Turned
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Grounding out static charge using a battery.
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Where can i learn to build circuits?
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Switching 2 mainboards with one momentairy switch
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Where can i find the source? (change the hdmi to another hdmi with Rapsberry Pi)
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Disadvantage of having high neutral grounding resistance
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Pulse current discharge test of a Li-ion
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What type of resistor is needed for a dummy load on a 350W PC PSU?
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Making an Arduino controlled H-bridge
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How to check the condition of coil in the relay?
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Zero sequence braking of induction motor
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Can I extend my water pump's wiring to control it remotely?
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Aircraft Start Sequence Trainer/Mockup
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Can a Motor be Converted to a Dynamo and How to Do It?
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Could PWM be applied to emulate resistance?
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What is the voltage at the end of the circuit?
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If a 1000kg Mass resting on a friction free airbed....
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How can you really mess up in amateur electronics?
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Maximizing Amps in Circuit with 90W Power Supply
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Irrelevance of electrical potential
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What are the best DC motors for moving heavy objects?
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Small Loop Antenna: Understanding Its Design as a Dipole or Monopole
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Can we get Higher Frequencies from an Oven Magnetron?
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Boost converter capacitor charging question
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What thyristor, triac, diode, transistor for an amateur?
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CPU Register Components: Buses and 1 Byte
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Help with 12V LED and Power Source Questions
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Why are magnetic loops used in amateur 8-shape antennae?
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Why is EMF (ElectroMotive Force) equal to a voltage?
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Why is the S-shaped antenna design popular?
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Calculate the power loss in electrical cable
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Dielectric Antennae: Energy Feed-In/Take-Out Explained
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Couple of interesting electrical things in an old house
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Question about the output voltage of 79L05
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Is there an antenna with this shape?
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Why do AM and FM waves have different bandwidths?
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Choosing the Best DC Motor Brush Material: Tips and Recommendations
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Discharge of a capacitor through a common ground
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