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
Simplifying and Solving Step Functions with Laplace Transform
- EvLer
- · Replies 2 ·
Car Alternator Output: Voltage Decrease in Heavy Loads
- thkking
- · Replies 2 ·
Identifying an electric fan motor
- bluemist
- · Replies 6 ·
Why is my TV better in the rain?
- morry
- · Replies 7 ·
GPIB automatic test equipment system
- dhool3053
- · Replies 2 ·
Digital logic of the GPIB
- dhool3053
- · Replies 2 ·
Q-factor in resonant RCL circuit
- temujin
- · Replies 3 ·
Generators and Electric Supply in Indonesia: Finding Resources
- beluluk
- · Replies 2 ·
Rated Power System: Clearing Up Understanding
- splitendz
- · Replies 3 ·
How do you vary the range of radio communication?
- beserk
- · Replies 4 ·
Why Does Radio Reception Improve When I Hold an Antenna?
- Shawnzyoo
- · Replies 9 ·
What is Kalman filtering and where is it used?
- beserk
- · Replies 2 ·
Reciprocity applied to complementary antennas
- Loren Booda
- · Replies 6 ·
Finding resources to study electronics II
- ninaricci
- · Replies 1 ·
Do resistors change current or voltage, and do they dissipate energy as heat?
- catxin
- · Replies 10 ·
Active pull/push,open collector,three state
- beserk
- · Replies 2 ·
Lead Acid Batteries: Mixing Old/New Cells- Damage?
- david90
- · Replies 3 ·
Why does RL circuit equation use RI not R(dI/dt)?
- asdf1
- · Replies 7 ·
Rings on high voltage connectors?
- Edgardo
- · Replies 4 ·
Creating Audio-Controlled LED Circuit
- KingNothing
- · Replies 7 ·
How Can a Cockroft-Walton Voltage Doubler Be Modified for Higher Multiplication?
- RGClark
- · Replies 7 ·
How Do You Calculate EMF for a Custom Generator Design?
- brenton
- · Replies 2 ·
Finding 6V/12V Taillight/Brake Light Bulbs in Milwaukee
- Shawnzyoo
- · Replies 4 ·
Cause of High-Pitched Sound in Camera Flash Circuits
- brewnog
- · Replies 11 ·
Could you ask your friends if you don't know
- nikola-tesla
- · Replies 9 ·
Electric motor + 12 volt battery ?
- koop117
- · Replies 27 ·
The Real Size and Function of an E-Gun
- vatly
- · Replies 8 ·
Can 120V adapters function when supplied with 240V?
- godchuanz
- · Replies 2 ·
House Rewiring: Too Many Dots for Safety?
- Janeblaze8
- · Replies 1 ·
Transform AC to DC: Understanding Commerical Adapters
- LENIN
- · Replies 2 ·
Practical applications of the golden ratio in electronics and mechanical engineering
- xJuggleboy
- · Replies 3 ·
Indirect vs. Direct Bandgap Semiconductors
- question2004
- · Replies 8 ·
Calculate Input Impedance of a Small Circuit at 13.56 MHz
- temujin
- · Replies 5 ·
8561 comparator not responding to negative pulse from photomultiplier
- dfriedman
- · Replies 2 ·
How Do I Interpret Circuit Schematics for Building a Pocket Amplifier?
- KingNothing
- · Replies 1 ·
Transistor as switch-op amp voltage amplifier?
- asa!!
- · Replies 2 ·
Where to Find Solved KCL and KVL Problems for DC Circuits?
- rockerboi
- · Replies 8 ·
Circuit-Lighting White LED w/ Ericsson P800 Handsfree
- asa!!
- · Replies 5 ·
What is DLP™ technology and how is it used in various products?
- cronodragon
- · Replies 4 ·
Good books on control systems from Laplace transforms to Bode plots
- ng
- · Replies 3 ·
Engineer vs. Math: Solving the Calculus Conundrum
- redgoat
- · Replies 5 ·
Building a wireless ECG machine with bluetooth or RF
- juming
- · Replies 1 ·
Could a variable capacitor divider replace a Variac?
- Omegatron
- · Replies 12 ·
Build an Electric Paintball Gun Circuit
- Serj
- · Replies 21 ·
Robotic pointer with stepper motors and gear ratios for accurate angular positioning
- benzun_1999
- · Replies 6 ·
Pin compatible replacement for the DAC0830 8-bit DAC
- juming
- · Replies 2 ·
Why does my white LED voltage drop change with potentiometer resistance?
- asa!!
- · Replies 1 ·
A power plant that uses more power than it generates
- willib
- · Replies 30 ·
Electrical engineering undergrad
- pl_terranine
- · Replies 10 ·
Phasor Diagrams of Series Parallel RLC circuits
- shaiqbashir
- · Replies 1 ·
Microphone - transistor switching on a led
- asa!!
- · Replies 1 ·
How do TV networks measure viewership numbers?
- david90
- · Replies 1 ·
Which microcontroller to learn?
- BillBLack
- · Replies 11 ·
How Does Wavelet Theory Enhance Signal Analysis?
- redgoat
- · Replies 1 ·
Fixing Old Dishwasher Motor - Starting Capacitors Needed?
- Shawnzyoo
- · Replies 5 ·
What are solid state electronics devices used for?
- EngTechno
- · Replies 4 ·
Capacitance Variations in Cylindrical Capacitors
- mparvin
- · Replies 5 ·
Circuit designer and hardware problems
- redgoat
- · Replies 5 ·
Is Last-Minute Feedback on Personal Statements Effective?
- dumb
- · Replies 1 ·
Do circuits need to be used in Radar related hardware?
- redgoat
- · Replies 3 ·
Using mobile sound to switch an LED with a transistor
- asa!!
- · Replies 1 ·
Difference between AC and DC current
- QuantumTheory
- · Replies 30 ·
Building a noise detecting circuit
- Soilwork
- · Replies 54 ·
Can I Make My 0-5v Pulse Wireless with a Small Transmitter?
- sjaguar13
- · Replies 2 ·
Will charging a 170Ah SLA battery at 32A damage it?
- cookiebar
- · Replies 12 ·
Is Charging a 170Ah SLA Battery at 32A Safe?
- cookiebar
- · Replies 1 ·
Faraday disk generator input-output power efficiency experiment
- confusedone
- · Replies 9 ·
Why should one use convolution ?
- ng
- · Replies 4 ·
Affordable Lab Equipment: O-Scope and DAC Board for Sale
- quasi426
- · Replies 1 ·
Designing a Safe 500mA Source Circuit with Short to GND Protection
- krakajax
- · Replies 2 ·
Measuring 3 Phase Power Using Wattmeter Methods
- ng
- · Replies 4 ·
Why Choose Schematic A Over Schematic B for Transformers?
- es
- · Replies 8 ·
Headphone Impedance: Can My Lloyd's Y691 Work with Victor JA-S11?
- raymil
- · Replies 3 ·
Is there a 7/8 bit switch for microcontrollers?
- juming
- · Replies 27 ·
Designing a burst-fire controller for an airsoft gun
- BlackMesa
- · Replies 10 ·
How much bandwidth can be handled at different frequencies?
- Arctic Fox
- · Replies 16 ·
Wye Delta Impedence Transform Proof?
- caprice24
- · Replies 2 ·
Should I switch from CE to EE if I'm not excited about electronics?
- lissette
- · Replies 4 ·
Input Impedance of SIMPLE Circuit
- gayapatel
- · Replies 6 ·
Finding the correct resistor rating for a 9V to 3V voltage step-down circuit
- Berzerkfury02
- · Replies 11 ·
Constructing an Electromagnetically Actuated Micro Pump
- Karate Chop
- · Replies 5 ·
230V to 12V transformer relay won't hold, voltage collapses
- cookiebar
- · Replies 7 ·
Can an AC Signal Illuminate LEDs in My Car Speakers?
- KingNothing
- · Replies 26 ·
Normally Open Switch for Strobe Light Synchronization
- Berzerkfury02
- · Replies 4 ·
Building a battery-powered single-sound recorder and playback device
- Willem De Wit
- · Replies 10 ·
Inexpensive yaw rate (azimuth) sensor distributors?
- Cliff_J
- · Replies 6 ·
ATX power supply current limiting for electrolytic cell
- mrjeffy321
- · Replies 11 ·
GSM Cell phone to Transmitter/Receiver
- veganode
- · Replies 1 ·
How do I adjust a 47kohms variable resistor to turn on a diode?
- maverick99
- · Replies 4 ·
Limited knowledge of electrical circuits
- phrein
- · Replies 5 ·
Connecting Serial Port Joystick to USB
- Shawnzyoo
- · Replies 5 ·
Q is the quality factor of series resonant circuits
- ng
- · Replies 3 ·
Electromagnets suffer from temp coefficients?
- Cliff_J
- · Replies 2 ·
Calculating Electro-Magnet Holding Force
- kosoniscs
- · Replies 4 ·
Mechanics in Electrical and Computer Engineering: A Primer
- redgoat
- · Replies 5 ·
Speed control circuit for 24V DC motor in both directions
- levoeg
- · Replies 4 ·
How to solve network nodal voltages and convert voltage to current sources
- celect
- · Replies 17 ·
What is meant by signal-to-noise ratio?
- nktvnvn
- · Replies 15 ·
Convolution Code and Error Correcting Capability
- chingkui
- · Replies 2 ·
Blow dryers and other elementary things
- cepheid
- · Replies 13 ·