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
Can a home meter verify utility company billing accuracy?
- bobbobwhite
- · Replies 16 ·
Budget PCB Router: Find One Under $1,000
- JerryG
- · Replies 4 ·
What is difference between series and parallel
- aspardeshi
- · Replies 22 ·
Induction heating transformer design and component ratings
- muthuvel
- · Replies 3 ·
Equation for BJT voltage controlled amplifier
- kvtb
- · Replies 11 ·
Can I build a mobile signal jammer for 5-10 meters?
- Aksand
- · Replies 6 ·
How Do I Build a Controller for a Brushless HDD Motor for an RC Car Experiment?
- soupnatizzle
- · Replies 1 ·
Is there an inverse Z transform for: 1/z-1 ?
- LM741
- · Replies 2 ·
IR Photodiode or Phototransistor?
- maxsthekat
- · Replies 4 ·
Qn5What is the purpose of using a self-biased circuit for MOSFET amplifiers?
- cyeokpeng
- · Replies 3 ·
AC and DC voltage applied simultaneously to transformer primary and secondary
- Curious007
- · Replies 8 ·
A simple microphone preamp can someone explain this circuit to me?
- Whiteblooded
- · Replies 4 ·
How do I choose a resistor for LEDs in a 12V car taillight?
- riviknights
- · Replies 12 ·
Why Does the Fourier Transform of Autocorrelation Equal the ESD?
- dionysian
- · Replies 2 ·
How can I use an op-amp to increase voltage and current output from a 555 timer?
- soupnatizzle
- · Replies 1 ·
PIC16F84A programming error at address 0000 with BLINK.BAS
- chien_fu
- · Replies 3 ·
Can you design a 78x frequency multiplier circuit?
- Truthlover
- · Replies 7 ·
Will this wire burn me or melt my clothes ?
- DrAlloway
- · Replies 39 ·
How can current flow from a live wire to ground without a complete circuit?
- Odlaw
- · Replies 5 ·
What are the costs and options for producing a circuit board design?
- JerryG
- · Replies 6 ·
Why Is the First Transistor in a Darlington Pair Connected to the Load Side?
- likephysics
- · Replies 2 ·
Where can I find a circuit diagram for building a 15V power supply?
- Éire
- · Replies 2 ·
Thermopile, let extract some electricity from heat without steam
- Jacquesl
- · Replies 8 ·
Problem with charging a 12V1.3AH/20HR battery
- Marquis
- · Replies 3 ·
Transformer Requirements for Using 110V Printer on 220V Power Supply
- Lanot
- · Replies 14 ·
Protect Your Electronics: Choosing the Right Surge Protector for Thunderstorms
- Loren Booda
- · Replies 3 ·
How Does Higher Capacity Require More Bandwidth for Data Transfer?
- znb
- · Replies 29 ·
Improving Line Follower Circuit for Reliable Robot Movement
- sjackie53
- · Replies 2 ·
Switchmode power supply question
- likephysics
- · Replies 6 ·
Schmitt trigger output when input voltage is zero
- Shikhar
- · Replies 27 ·
Power usage of LED light using AC adapter
- daddybruce56
- · Replies 1 ·
Why is a simple PSU 25v trans putting out 41v ?
- massiah2012
- · Replies 9 ·
Switching power circuits with small control circuits
- Adder_Noir
- · Replies 14 ·
Can I Use Diodes to Convert AC to DC in an LC Circuit?
- Phantasm
- · Replies 16 ·
Switch 4 wires with a Momentary switch
- Haktar
- · Replies 3 ·
Is Voltage Drop an Indicator of Energy Usage in Electrical Devices?
- user111_23
- · Replies 5 ·
How to shrink an electronic circuit?
- ramonegumpert
- · Replies 5 ·
PLL IC for frequency synthesis: how does a 2-input phase detector work?
- oufa
- · Replies 5 ·
Generate 3MHz Signal from 9V DC Voltage
- brilliantsand
- · Replies 4 ·
Finding a Voice Synthesizer Chip for Solar Charger Project
- zyho
- · Replies 7 ·
Conversion of electromagnetic radiations to electrical energy
- imnitsy
- · Replies 14 ·
High-Precision 60 Hz Sine Wave Generator for Circuit Elements
- Phrak
- · Replies 10 ·
How Does Convolution Work for Analog Signals?
- N.Saravanan
- · Replies 2 ·
High School Science Fair Railgun
- BC2010
- · Replies 6 ·
2nd order filter transfer function normalization
- bitrex
- · Replies 2 ·
Replacing a Wall Wart Power Supply
- accpf
- · Replies 16 ·
I could use some help on this small circuit design - will it work?
- Adder_Noir
- · Replies 9 ·
What does AC voltage notation like 50/60° mean?
- travelalfred
- · Replies 3 ·
Building a Hand Cranked Generator to Charge Your Cell Phone
- T.O.E Dream
- · Replies 5 ·
Cap input filter rectification efficiency
- bitrex
- · Replies 6 ·
Why is my clock signal overshooting when using a 10x probe?
- Tweedle_Dee
- · Replies 10 ·
Does amp rating of PSU effect output ?
- massiah2012
- · Replies 5 ·
Sin Wave Generator IC: Find Availability in Your Country
- oufa
- · Replies 1 ·
Power Supply for EE Student Experiments at Home
- JerryG
- · Replies 2 ·
Can we obtain electrical energy from sound signals?
- imnitsy
- · Replies 4 ·
Can a Permanent Magnet Affect the Capacitance of a Coil?
- Jdo300
- · Replies 7 ·
Can a crystal radio detect an infinitesimal load at a distant radio station?
- GODISMYSHADOW
- · Replies 67 ·
Designing a Two-Source Power System with Automatic Switchover
- newbie123
- · Replies 2 ·
How does a standby saver work and what are its components?
- tobi101
- · Replies 14 ·
Building Faraday Flashlight: Stepping Up Voltage
- JoonasN
- · Replies 2 ·
Filtering certain wavelengths from the camera RGB videostream
- o1234567890
- · Replies 5 ·
Why won't my 18mm steel shaft with neodymium magnets spin on 9V?
- aspardeshi
- · Replies 6 ·
How to activate a relay using a phototransistor
- Sauce6378
- · Replies 4 ·
12V lead-acid battery system overheating at cigarette lighter adapter
- asiaeast
- · Replies 9 ·
Can Magnetic Forces Create Perpetual Motion in a Vacuum?
- Jacen
- · Replies 2 ·
How to Design a Motor Driver Circuit for Bidirectional DC Motor Control?
- tkulchaw
- · Replies 3 ·
How Do LEDs Emit Light?
- physixlover
- · Replies 3 ·
What is a delay-on-dropout-timer relay and can it control a glow plug?
- Josh111
- · Replies 10 ·
Power supply - Importance of amp Rating?
- Van Robertson
- · Replies 3 ·
Paralleling 6V and 12V batteries with series diodes and load
- Alkemist
- · Replies 20 ·
How do you measure total current draw on a 3-phase motor?
- chronic_mka
- · Replies 4 ·
Revolutionizing Circuits: 3D Manufacturing Method for Any Layer Count
- talanum1
- · Replies 3 ·
What Are Creative PIC18 Microcontroller Project Ideas?
- IronBrain
- · Replies 6 ·
Where Can I Find Affordable Strain Gauges?
- Moffitt
- · Replies 3 ·
How can I fix my fluorescent lamp's flickering and glowing issue?
- fluidistic
- · Replies 8 ·
Increasing voltage with no error.
- kuiyt2
- · Replies 8 ·
Batteries in parallel with a diode
- quantumlight
- · Replies 2 ·
Solving Sampling Frequency Exam Questions
- nightworrier
- · Replies 2 ·
US grid power transmission via plasma
- taylaron
- · Replies 6 ·
Solar panel energy harvesting with microcontroller circuit
- zafranax
- · Replies 8 ·
Low Battery Charge: The Physics Behind What's Happening
- Pythagorean
- · Replies 5 ·
What does CO contact configuration mean on the Tyco MT relay?
- Josh111
- · Replies 1 ·
The significance of material science and technology
- alper0407
- · Replies 2 ·
Charging / Discharging Capacitors In Series
- workinprogres
- · Replies 14 ·
Can a Metal Suit Protect You from an Electrified Floor?
- LurkingCherry
- · Replies 1 ·
Contactor with auxillary contact
- ismat143
- · Replies 1 ·
Fan AC Motor adaptive use - problem
- acmotor
- · Replies 4 ·
Can multiple devices share a single wire connection?
- xiv_wolf
- · Replies 17 ·
Why Do Computer Chips Come in Different Colors?
- mdnazmulh
- · Replies 3 ·
Using a Hall Effect sensor IC for high fields
- snarfherder
- · Replies 6 ·
Can Supercapacitors Be Connected Independently to a Power Source?
- JLauro
- · Replies 26 ·
How to Implement Circuits Using Only NAND and NOR Gates?
- DirectCurrent
- · Replies 3 ·
Photodiode vs phototransistor for high-speed light detection
- Shikhar
- · Replies 8 ·
When people see light level change
- jgeverin172
- · Replies 2 ·
Cell Phone Power Output: Understanding Microwave Transmitter Signal Strength
- aquitaine
- · Replies 1 ·
Binary transitions, power consumption
- phdshine
- · Replies 2 ·
Is ok to use 60amps breaker to AWG12?
- chrisalviola
- · Replies 10 ·
How Does Voltage Affect Current in Magnetic Circuits?
- Shikhar
- · Replies 13 ·
Decimal to binary, Decimal to Octal confusion
- mr_coffee
- · Replies 10 ·
Can I Create a Dummy Load on a 120VAC Circuit That Draws .3A?
- Medalcraft
- · Replies 11 ·