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
Make Low Frequency Radio: Where to Begin
- m718
- · Replies 1 ·
Building Micro Tesla Coils with DC Supply
- TuviaDaCat
- · Replies 10 ·
Solving PWM Issues with TL494 - Get 50% Duty Cycle
- kk116
- · Replies 5 ·
Servo amplifier to control dc motor
- muh_j18
- · Replies 1 ·
Electrical and magnetic field question
- jearls74
- · Replies 5 ·
How do I create a 0-3V TTL waveform at 20 Hz in Capture (Pspice)?
- snoggerT
- · Replies 1 ·
Capacitor charging loss (Not the two capacitor issue.)
- spaceball3000
- · Replies 46 ·
How can I incorporate a Li-ion CC/CV circuit with an LM317 to charge batteries?
- BillyBobjoe
- · Replies 3 ·
Pumped and source synchronous transmission
- dfx008
- · Replies 2 ·
Making a DC Motor: Is Magnetic Rod Needed
- 9876098
- · Replies 2 ·
Design of a conventional multi range voltmeter/ammeter
- dentjie88
- · Replies 1 ·
What is Rated insulation voltage for relay?
- hanhao
- · Replies 3 ·
Electrical bonding in high voltage line maintenance
- yoghurt
- · Replies 2 ·
Can electric vehicles have battery packs exchanged at gas stations?
- Wozerd
- · Replies 13 ·
Could Electromagnet Vibration Indicate a Current Limit in the Power Supply?
- SmashtheVan
- · Replies 3 ·
Understanding Common Mode Rejection Ratio (CMRR) in Op-Amps
- lkari
- · Replies 9 ·
How Can I Accurately Track 6DOF in a Small, Budget-Friendly Device?
- lemd
- · Replies 1 ·
Powering a circuit with ±12V and ±6V from batteries
- roberts26
- · Replies 4 ·
How can I design a 30-second lag time timer using a 555 timer?
- big_tobacco
- · Replies 4 ·
Neutral Wires: Potential and Safety
- v_gurucharan
- · Replies 1 ·
How do I add or subtract a DC offset to a sine wave?
- kiamzattu
- · Replies 7 ·
Magnetic Induction Experiment Suggestion
- sammy-e
- · Replies 4 ·
Why Do Some Voltmeters Not Show 10V at Full Scale on a Potentiometer?
- a3sportback54
- · Replies 1 ·
Is there a good resource on the Seebeck effect
- 0xDEADBEEF
- · Replies 1 ·
ELECTRONIC Circuits editor and Simulator
- lkari
- · Replies 3 ·
How Can You Determine the Capacitance Needed for a Single Phase Capacitor Motor?
- GuitarWill88
- · Replies 4 ·
JK FF: Why Duty Cycle is Always 50%?
- ckaiser813
- · Replies 2 ·
How Does Load Impact Electric Motor Efficiency and Speed?
- tyquestions
- · Replies 4 ·
Understanding Voltage, Amperage, and Wattage for DC Motors at Low RPMs
- tyquestions
- · Replies 3 ·
Designing a Circuit with Op-Amp on PCB: Reasons & Refs
- swty todd
- · Replies 3 ·
Why is energy signal having a finite energy value and 'zero value of power'
- grafica
- · Replies 3 ·
How can we define a Q-factor for an inductor alone?
- Dominique
- · Replies 3 ·
Comparing dental magneostrictive ultrasonic scalers by output specifications
- Suzanne
- · Replies 15 ·
What off-grid power options are available right now?
- Mgt3
- · Replies 4 ·
Can Lead Acid Batteries Be Used in Parallel for Optimal Performance?
- cshieldsx
- · Replies 9 ·
Can You Use 220V MR16 Bulbs Without a Power Supply?
- Logger
- · Replies 2 ·
How to amplify a small momentary charge pulse
- zepto-
- · Replies 18 ·
What will I study in an electrical engineering program?
- ahmedhassan72
- · Replies 2 ·
How electricity could be both AC and DC?
- swty todd
- · Replies 9 ·
How Does a Step Up Transformer Illustrate the Conservation of Energy?
- XPTPCREWX
- · Replies 2 ·
Bring Speedo Up in Ford Mondeo with Frequency Doubler
- Ferret
- · Replies 18 ·
Using XOR gates to detect odd parity in 4-bit binary
- sos617@bham.a
- · Replies 2 ·
Fourier series of f(t)=2u(t)-2u(t-2) with period T=4s
- th3plan
- · Replies 1 ·
Intrinsic resistance of a transistor
- adiman1984
- · Replies 2 ·
Fixed power supplies with -9V, +9V, and -5V outputs
- atlbraves49
- · Replies 33 ·
Can I run a stair chair directly on AC power instead of using batteries?
- Missouri Bob
- · Replies 10 ·
Resistance , current and temperature
- adool_617
- · Replies 2 ·
How Can I Generate Power in a Spinning Juggling Club?
- eatingblaa
- · Replies 2 ·
Microcontroller to Laptop through RS232-USB Converter
- Rickson
- · Replies 6 ·
Finding the Right VCR/VDR or VCO to Make a Variable Length Pulse
- madmike159
- · Replies 3 ·
Closing a Switch with Microcontroller: Simple Answer
- dmehling
- · Replies 5 ·
Building a 1300°C tube furnace with Kanthal wire and Mullite tube
- KYPOWERLIFTER
- · Replies 1 ·
How does a electric potatoes peeler work?
- mrdavide
- · Replies 2 ·
Calculating Power Output with PWM and 1ohm Load
- GlynnHeeswijk
- · Replies 5 ·
LED ramp up/down circuit for aquarium panel with Xitanium driver
- malaybiswas
- · Replies 2 ·
Making a non pressurized water heater
- GiTS
- · Replies 10 ·
Broadcasting bird songs for 6 hours daily on a timer
- BirdBrained
- · Replies 2 ·
Gates - Basic question from new student
- Macwoni
- · Replies 3 ·
How Do You Calculate Electrical Field Strength in Kapton Insulated Cables?
- nastyboy
- · Replies 2 ·
Longitudinal waves in circuits?
- juan avellaneda
- · Replies 2 ·
Which modern op-amp should I compare with the 741?
- swty todd
- · Replies 2 ·
Hardware to mount pcb/prototype board to metal box?
- atlbraves49
- · Replies 5 ·
Open Source Humanitarian Demining Project
- Humanise
- · Replies 13 ·
Capacitor question( what do prioritize to maximize current in a RC circuit)
- polosportply
- · Replies 1 ·
Cramer's Rule in Complex Frequency Domain.
- Peon666
- · Replies 1 ·
Convert Digital Output from DAQ to Analog output?
- atlbraves49
- · Replies 4 ·
Control DC Motor Speed using Astable - Mike's Project
- madmike159
- · Replies 4 ·
Can you add a DC voltage to an AC voltage using an op-amp?
- kiamzattu
- · Replies 11 ·
Get 5V from 9V Battery for TTL 7400 IC
- muh_j18
- · Replies 1 ·
How to calculate the BusBar size?
- megatronic
- · Replies 2 ·
Electric Arc Current Estimate: 80kV, 1" Gap
- mgibson
- · Replies 5 ·
Math Courses for Electrical Engineering Degree
- Macwoni
- · Replies 2 ·
Determining supply current/voltage to LED
- hl_world
- · Replies 19 ·
Capacitor Selection - Suggestions for 100kHz Low ESR Decoupling
- deen25
- · Replies 4 ·
PSK modulation for power line communication between computers
- abs_heroever
- · Replies 7 ·
What's the purpose of R20 in this schematic
- j777
- · Replies 6 ·
Is a DC Battery Bank Feasible for Supplementing Power in a Remote Machine Shop?
- TacPyro
- · Replies 2 ·
Understanding 3 Phase IEC Contactors/Starters
- XPTPCREWX
- · Replies 4 ·
Designing a Timed Vibration Device for Children with Autism
- midwest_medic
- · Replies 6 ·
Using Excel for analog circuit design optimization
- piyudhaker
- · Replies 8 ·
How can I simulate dielectric breakdown?
- seang
- · Replies 10 ·
Can general prototyping boards handle up to 4-5A in current?
- atlbraves49
- · Replies 1 ·
What if? (concerning electrical induction)
- confusedone
- · Replies 25 ·
Phone won't turn on after charging until I remove and reinsert the battery
- wolram
- · Replies 2 ·
Carmel IN Wire Harness Builder Looking for Supplier
- I forgot ohms
- · Replies 4 ·
Why isn't wireless power transmission like Tesla's 1899 experiment used today?
- Ksree
- · Replies 21 ·
Remote Volume Control for 2-channel Pyle Pro Amplifier
- MaNiAc2k
- · Replies 3 ·
Which capacitor is right for me?
- DougD720
- · Replies 8 ·
Can I mount an SD card connector over vias covered with soldermask?
- j777
- · Replies 5 ·
Wireless information sending and baud rate
- bassplayer142
- · Replies 3 ·
Power in dc circuits supplying or consuming?
- spazzy32
- · Replies 1 ·
Restoring a 60-year-old world time clock with solenoid-driven movements
- Sawyer888
- · Replies 11 ·
Open curcuit voltage of photovoltaic devices
- chenhon5
- · Replies 11 ·
Converting a fuel tank sender to drive a 50µA analog gauge
- johnerbes
- · Replies 12 ·
Full wave rectifier for piezoelectric stack
- lucy_b14
- · Replies 6 ·
How Do You Analyze Circuits Containing Diodes?
- dancavallaro
- · Replies 7 ·
How Can I Measure Water Levels in a Tank for PLC Integration?
- User Name1
- · Replies 7 ·
LED and Resistor Circuit WiringWhich resistors should i use?
- lukeledinstal
- · Replies 15 ·
What do normalized current and voltage mean in transmission lines?
- swty todd
- · Replies 1 ·
How to Set Undervoltage Lockout for TPS63001?
- samski
- · Replies 2 ·