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...
What if gap is irregular in capacitor
Replies
3
Views
1K
Connecting solenoids to power supply
Replies
2
Views
2K
Losses on Power Transmission Lines
Replies
10
Views
5K
N00b alert: Reducing High, Pulsing Voltage
Replies
5
Views
2K
Power Your Bug Zapper with Solar: 12V DC to 12V AC Conversion Guide
Replies
38
Views
6K
UPS, Marine Battery, as Sump Pump backup
Replies
4
Views
3K
Electrical Efficiency of Ionized Air?
Replies
10
Views
2K
Material definition problem in ANSYS Maxwell
Replies
1
Views
6K
12V diode combiner circuit question
Replies
5
Views
2K
Why Does My Vintage Single Phase Generator Produce No Power?
Replies
14
Views
2K
Static test of Denso 12 V alternator
Replies
31
Views
13K
Voltage Splitter Troubleshooting: 14.8V to 11.1V
Replies
7
Views
2K
How can I achieve higher speeds when running stepper motors?
Replies
5
Views
2K
Threshold voltage calculation of a CMOS gate
Replies
1
Views
2K
Simple and clear LED question. LEDs pop and break
Replies
3
Views
2K
Questions about Dell Vostro 3550 and External Battery
Replies
30
Views
4K
Signal measurement ~50 pico volts
Replies
25
Views
5K
Electrical properties of standard lubrication oil (SAE)
Replies
13
Views
10K
Problem in identifying terminals of a capacitor of a fan
Replies
15
Views
7K
Can a cathode ray tube be made from a light bulb?
Replies
15
Views
5K
Using 7 segment displays with adders
Replies
3
Views
2K
Pointer to data wanted please -- looking for a primer on phased array radar
Replies
5
Views
2K
Driving a neon bulb with high frequency
Replies
10
Views
3K
FPGA-based computer adapting to being shot?
Replies
1
Views
2K
Recognizing XOR gates in K-maps
Replies
1
Views
5K
Why do I need a processing code when I pair Arduino with bluetooth
Replies
1
Views
2K
DC motor voltage recommendations for a bike and power tools
Replies
5
Views
2K
Help with finding vintage valve amplifier circuits (amplifiers for a rock band)
Replies
29
Views
4K
Why the rule of thumb: 1Mega ohm max when doing PCBs?
Replies
10
Views
2K
Can I Use 500W Voltage Converter on 110-127V Appliance?
Replies
1
Views
2K
Why does the power consumption of a plucker machine vary with rotational speed?
Replies
5
Views
2K
Voltage and Current in Ohm's Law
Replies
20
Views
2K
Quality 24V 50Ah Li-ion Batteries: A Comprehensive Guide
Replies
3
Views
2K
Capacitors on motors: why big C for starting, small for running?
Replies
4
Views
2K
Need help understanding the proof of Thevenin's theorem
Replies
1
Views
2K
How should I calculate conductivity
Replies
6
Views
2K
How Does Voltage Influence Electron Behavior?
Replies
9
Views
3K
Troubleshooting Microcontroller Resets for Car Radio Repair
Replies
10
Views
2K
Radio Tube Mystery: Solving the Buzzing Buzzer
Replies
11
Views
2K
How do conduction tobacco vaporizers create heat?
Replies
2
Views
1K
Magnetic field behind “invisible barrier”
Replies
3
Views
1K
How do TN and IPS LCDs produce grays?
Replies
1
Views
1K
Solar Panel System Troubleshooting - Charging Battery
4
Replies
153
Views
16K
Meter Movement Magnet Activity: 600-800 CPM
Replies
12
Views
2K
Can Bipolar Plate Technology Create High Voltage Capacitors?
Replies
17
Views
2K
Results make no sense regarding Kirchoffs laws?
Replies
11
Views
2K
Single Phase Induction motor winding phase difference
Replies
1
Views
2K
How to calculate large DC motor efficiency?
Replies
5
Views
2K
I want a source to study radio transceivers
Replies
6
Views
1K
How grounding resistor and reactor have no effect in 3 phase fault?
Replies
1
Views
1K
What is preventing me from achieving better accuracy for this delay?
Replies
24
Views
3K
Measuring 500V DC burst using CRO
Replies
3
Views
1K
What is the relationship between frequency range and GBW in amplifiers?
Replies
3
Views
2K
Directly power house with alternator
Replies
2
Views
8K
Why won't power utility company charge for kVA instead of kW
Replies
35
Views
9K
How to calculate standard deviation?
Replies
4
Views
2K
Can we create femtosecond laser instead of buying it
Replies
1
Views
2K
Using two connected Yagi antennas to "bend" a mobile signal
Replies
18
Views
4K
Dynamo design with regenerative back mmf
Replies
7
Views
3K
Calculate Ohmic Resistance of Bipolar Junction Transistor
Replies
5
Views
3K
3 Phase Systems in a Wye Configuration
Replies
5
Views
2K
DC Motor Speed Increases Under Load - Modeling w/ Simulink
Replies
2
Views
2K
Solving 150W CFL Issue: 220V Adapter Solutions
Replies
9
Views
2K
Why gyroboards are said to run so long on one battery charge....
Replies
7
Views
2K
ANSYS MAXWELL SIMPLORER Solution Error
Replies
1
Views
5K
Simple effective resistance of a circuit at low voltages
Replies
46
Views
5K
Voltage Regulator Circuit Calculations
Replies
4
Views
2K
Increasing voltage regulator current
Replies
20
Views
4K
Region of convergence Z-transform
Replies
3
Views
2K
Outdoor Antenna Design: Basic Guidelines & 70 MHz TV Station
Replies
12
Views
3K
Opamp for MF/RF ranges (1.0-1.2MHz)
Replies
15
Views
4K
What do electric and magnetic fields look like around a dipole antenna?
Replies
6
Views
4K
Coupling capacitance between interconnects in VLSI
Replies
9
Views
3K
Which type of busbar is this (220kV)?
Replies
1
Views
1K
Small and powerful enough battery?
Replies
5
Views
1K
Inductive and capacitive reactance
Replies
3
Views
2K
How will the voltage, current and resistance be distributed
Replies
4
Views
2K
Make a Monophase AC Motor Run: 3 Speeds Fan w/ Digital Logic
Replies
4
Views
2K
Why would I have 240 on one lead into breaker panel?
Replies
1
Views
1K
AC Two-Way Switch: Setting Up & Testing in PSPICE
Replies
3
Views
2K
Getting the magnetic field as a function of current
Replies
4
Views
2K
Maximum theoretical power from piezoelectric harvesting
Replies
12
Views
2K
LiPo battery peak current burst C rating
Replies
4
Views
3K
Is it OK to write the resistance in parallel like this?
Replies
3
Views
1K
Inverter for 3-phase fully controlled Thyristor converter
Replies
3
Views
2K
Will this solar charge controller circuit work?
Replies
3
Views
4K
HOW TO: Stop efficient LEDs from lighting up when off
Replies
10
Views
2K
What does IC555 do in this circuit?
Replies
10
Views
2K
Install Fuse: Positive or Negative?
Replies
6
Views
2K
Interpolating data of a bandpass filter with Q=10.4
Replies
2
Views
1K
Why Do I Need So Many Resistors? Is It Possible to Reduce?
Replies
3
Views
2K
DC Motor Controls: Get Help for Layman's Terms
Replies
14
Views
4K
How to identify the contacts of an LCD connector?
Replies
3
Views
2K
Why do maglev trains use attraction vs repulsion
Replies
10
Views
5K
Maintaining the integrity of an analog signal
Replies
2
Views
2K
How to store an audio voltage signal and recover it?
Replies
13
Views
3K
Understanding Output Changes with Sensitivity on SR830 Lock-In Amplifier
Replies
1
Views
1K
Transforming an Analog Radio into a Cosmos Radio Receiver
Replies
7
Views
2K
What Equipment is Needed in a Microwave Transmitter Control Room?
Replies
3
Views
2K
On capacitive touchscreen technology
Replies
2
Views
1K