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
Does phone charger resistance change with amperage at constant voltage?
- Thattechyguy
- · Replies 4 ·
Variation on the Van Der Pauw method
- evilmonkey820
- · Replies 2 ·
Why does adding a diode to an active rectifier reduce slew rate limitations?
- brainbaby
- · Replies 12 ·
Energy efficiency Gain or Loss? What do you think?
- teslafanclub
- · Replies 10 ·
Can renewable energy be stored?
- Setor2y
- · Replies 9 ·
Potential difference and electric field in circuit conductors
- fog37
- · Replies 17 ·
How can I generate a negative supply voltage for an Opamp?
- goodphy
- · Replies 6 ·
Ansoft Maxwell -- shaping an interior electric motor rotor
- Pinky K
- · Replies 1 ·
Fiber Optics Qs: Mini-DIO, Fusion, Fanout Cable
- F.ono
- · Replies 2 ·
Can Linux Improve ADC Sampling Rate on Intel Galileo Gen 2?
- cnh1995
- · Replies 7 ·
PFC Offline Converters -- SEPIC, Cuk, Boundary Conduction Mode Flybacks
- berkeman
- · Replies 2 ·
LT Spice response of 6-resonator filter
- deki
- · Replies 12 ·
Diode Equation and Saturation Current
- DeldotB
- · Replies 2 ·
Electric Circuit With An Electric Motor - Satellite Project
- korkotyan
- · Replies 31 ·
Will a 1 cm neodymium magnet damage a smartphone if kept next to it constantly?
- joshmorris
- · Replies 19 ·
Why is my circuit reducing the voltage to 0?
- Psinter
- · Replies 16 ·
How to Track Unique Objects Passing Through a Gate at High Speed?
- oliverrenner
- · Replies 14 ·
Resistors in series, parallel or?
- fog37
- · Replies 9 ·
High pass filter response at high frequencies
- DeldotB
- · Replies 4 ·
What about converting sound energy to electrical energy?
- Gagan Raj
- · Replies 4 ·
How Does a Hall Sensor Enhance RFID Tag Communication?
- Moe123
- · Replies 1 ·
Diode protection for transistor base in switching circuit
- brainbaby
- · Replies 12 ·
How Efficient Are Cascading Multilevel Inverters for PV Conversion?
- Bhend449
- · Replies 7 ·
Nodal analysis, choosing reference node confusion
- thegreengineer
- · Replies 4 ·
Starting Motor Without it's Starter Capacitor
- teroenza
- · Replies 3 ·
Why is voltage across a zener diode 0.7V when reverse biased?
- Ronaldo95163
- · Replies 1 ·
Direct loading of synchronous generator
- cnh1995
- · Replies 3 ·
Nodal analysis, choosing number of nodes confusion
- thegreengineer
- · Replies 1 ·
Mass action law for semiconductor
- hak555
- · Replies 1 ·
LNA Gain vs SNR: Can Increasing Gain Reduce Sat Tx Pwr?
- mp3car
- · Replies 1 ·
Axial Flux Generator: Connecting Coils in Series for Single Phase Output
- Salvador
- · Replies 24 ·
How Do You Calculate Resistor Values for a MOSFET in an Electromagnet Circuit?
- Camzke
- · Replies 4 ·
What does the AC power vs. field current curve of a DC generator show?
- BuckeyeNut
- · Replies 1 ·
Car Alternator voltage is too high (16V+) Can it be reduced?
- Nicknick
- · Replies 14 ·
Why do DC generator armature loops connect at adjacent commutator segments?
- loginorsinup
- · Replies 1 ·
How does field rheostat resistance affect the speed of a DC shunt motor?
- cnh1995
- · Replies 8 ·
What type of power cord do I need for outlets in America?
- LongApple
- · Replies 2 ·
Mirrored pattern in antenna dB vs frequency, explanation?
- mishima
- · Replies 9 ·
Linear control system controllability
- FOIWATER
- · Replies 4 ·
Can a 0.33F 5V supercapacitor store energy for a 3.7V 2000mAh phone battery?
- jaymin915
- · Replies 22 ·
Quantity of ions produced through arcing
- starwarsmat
- · Replies 9 ·
How to prevent increasing current above a certain level?
- benofer90
- · Replies 48 ·
I'm Slightly Terrified of Electrolysis
- Hayley
- · Replies 16 ·
Electrical consumption of appliances
- Gurjeet Singh
- · Replies 10 ·
How to combine two PID controllers in one system?
- Gauzi
- · Replies 16 ·
What is the effect of permanent magnet strength in generator
- Baluncore
- · Replies 2 ·
Pulsed electromagnetic field indicator
- Trikemenace86
- · Replies 6 ·
Series Coupling Capacitor as Impedance Inverter of Resonator
- Sandbo
- · Replies 1 ·
Dc power loss over a distance of a house?
- ChuckyMho
- · Replies 9 ·
Electricity flow in the air when air is a conductor
- Akmalidin
- · Replies 13 ·
How can I accurately model a digital control valve without physical testing?
- shubham nerkar
- · Replies 3 ·
How to get a linear solenoid actuator to cycle?
- udtsith
- · Replies 2 ·
Calibrating RTD Sensors with 3 Instruments: Rajesh's Guide
- Rajesh B
- · Replies 6 ·
Derivation of cutoff frequency for RC circuit?
- yosimba2000
- · Replies 4 ·
Converting 2V DC to 2V AC at 1 MHz for AC-coupled DAQ recording
- ju.hu.
- · Replies 11 ·
How much resistance for a heating resistive element?
- fog37
- · Replies 2 ·
Proximity Sensor, Design Project
- mattyboson12
- · Replies 8 ·
How should I go about learning electronics/computer hardware
- Robit1769
- · Replies 2 ·
Is aluminum foil more electrically conductive on the shiny side?
- Cash Fulton
- · Replies 3 ·
Base current and Darlington pair
- NoTomorrow
- · Replies 9 ·
Measure 2+ Signals at Once w/ Tektronix DPO4104
- Tsuriel Avraham
- · Replies 6 ·
How do gear teeth affect magnetic fields in an IPM motor?
- James O'Neill
- · Replies 7 ·
Amplifiers, transistors and opamps
- fog37
- · Replies 56 ·
How can I safely salvage and understand basic motors at home?
- thebrainstormer
- · Replies 1 ·
Measuring current across biased transistor
- PhysicsGuy99
- · Replies 17 ·
Controlling parallel IRF7739L1TRPBF MOSFETs from 5kHz PWM
- Jono E
- · Replies 1 ·
Is this magnetic flywheel energy device legitimate?
- Alaskajoe
- · Replies 8 ·
Synchronous generator excitation
- cnh1995
- · Replies 17 ·
Are There Engineering Applications for the Generalized Z-Transform?
- MathematicalPhysicist
- · Replies 7 ·
Conversion of distortions in RF waves to Electricity
- Mr.Robot
- · Replies 2 ·
Bipolar Junction Transistor and CPU
- fredreload
- · Replies 11 ·
Does it make sense scientifically and linguistically?
- Grz
- · Replies 4 ·
4000w LED Chip Array Driven Directly by Mains
- Justin18
- · Replies 2 ·
Wirebonding - minimum contact area
- Hyo X
- · Replies 2 ·
Converting heat into electrical energy
- AdoobII
- · Replies 4 ·
Noisy audio preamp circuit, how to reduce hiss?
- Curi0sity
- · Replies 15 ·
How to Use a 12V Motor as a Generator for a Heating Element?
- SarahByrne
- · Replies 6 ·
Backup Camera with optional power source bypass switch
- Whitetm
- · Replies 7 ·
Why Mineral Insulated Heating Cables have power output limit?
- amrmohammed
- · Replies 23 ·
How to learn making circuit from the beginning?
- jamesdo
- · Replies 4 ·
Questions for common emitter, collector and base amplifier.
- goodphy
- · Replies 2 ·
Response of a system (Control theory)
- Domenico94
- · Replies 1 ·
Shopping advice: Solar battery charger and power supply
- puf_the_majic_dragon
- · Replies 5 ·
How does charge transfer from insulator shoes to conductor body?
- fog37
- · Replies 3 ·
Calculating Wattage with Sine Wave
- Tesladude
- · Replies 20 ·
How to design electrical system for a hotel?
- Cdz
- · Replies 7 ·
Charging two batteries in series instead of one
- BillyBobJoeseph
- · Replies 15 ·
Positive and Negative Adjustable Current Supply (3.3mA)
- ericdmurphy
- · Replies 12 ·
How long does a 35 mAh battery last with a 70 mA current?
- BillyBobJoeseph
- · Replies 11 ·
Building a router from scratch
- sergeyrar
- · Replies 33 ·
Why resistor between +input and ground necessary in OP-AMP?
- goodphy
- · Replies 9 ·
Photodiode - Reverse Bias Operation
- tomizzo
- · Replies 7 ·
Why is External Grounding Necessary in DC/DC Converters?
- fonz
- · Replies 11 ·
LPF gives 2 different simulations
- deki
- · Replies 1 ·
What is the behavior of currents on a coaxial cable?
- fog37
- · Replies 8 ·
Do bended circular waveguides transform TE and TM modes reversibly?
- Ricvil
- · Replies 3 ·
What Happens to an Induction Generator at No Load and Super-Synchronous Speed?
- b.shahvir
- · Replies 14 ·
Is a Heat Pump Clothes Dryer Worth the Investment?
- sophiecentaur
- · Replies 7 ·
Can an Ultrasonic wave penetrate a LPG cylinder
- darklord27
- · Replies 36 ·
How is average power calculated using volt-seconds and RMS voltage?
- tim9000
- · Replies 13 ·