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
Why can't I get more than 30 mA from a 555 timer with transistor amplification?
- jbord39
- · Replies 9 ·
DC Motor connected directly with solar panels
- newbie123
- · Replies 1 ·
How to Design a Coding Circuit for a 1994 BMW 325 Ignition Switch?
- asterixdpt
- · Replies 3 ·
Can I Convert My 9vdc Sprinkler Actuators to Run on Low Voltage AC?
- thompdw
- · Replies 6 ·
Design Oscillator 950MHz ±3V Output Frequency
- cktio
- · Replies 2 ·
How can i generate electricity with out any feul
- Hadi2000
- · Replies 25 ·
Making 555 timer output 38 kHz bursts for IR receiver
- jbord39
- · Replies 8 ·
Relay Coordination Time: BS 142:1966 Confirmed?
- fannypf
- · Replies 4 ·
Circumventing an electric fence
- HorseBox
- · Replies 6 ·
Does Positive Feedback in Op-Amps Prevent Immediate Saturation?
- nand_1
- · Replies 15 ·
Is High Voltage DC Current Dangerous?
- samieee
- · Replies 5 ·
Motor circuit for science olympiad project
- bmklawt
- · Replies 7 ·
Desigining A Microcontroller On Fpga using Verilog Hdl
- sanxmks
- · Replies 3 ·
Bi-directioning dc motor and back emf
- ramonegumpert
- · Replies 17 ·
Can I replace a 3A 250VAC switch with a 3A 125VAC 1.5A 250VAC switch?
- zachjen
- · Replies 12 ·
Need 0-3v output from 0-12v input
- Atomic178
- · Replies 6 ·
What does symmetric input mean in differential and instrumentation amplifiers?
- Garoll
- · Replies 1 ·
Can I Power a GEYSER with Calculator Solar Panels?
- k.bipin
- · Replies 1 ·
Why is the wafer area pi*r^2/4 instead of pi*r^2?
- onqun
- · Replies 3 ·
Is a 6-Position Rotary Switch the Solution for Shorting Multiple Contacts?
- Liad
- · Replies 1 ·
What is a retract servo and how does it differ from a standard servo?
- cf8
- · Replies 4 ·
Can I Build a Simple Mobile Phone for My Graduation Project?
- shaimaa
- · Replies 9 ·
Resonant frequency with 2 µH coil, 1 nF capacitor, and antenna transformer
- manual
- · Replies 6 ·
Finding pinout for 8-pin relay with 11mA coil
- jbord39
- · Replies 10 ·
Learn About Multivibrators and Flasher Circuits: A Step-by-Step Explanation
- mishobg12
- · Replies 1 ·
How Can I Actively Control Current to Diodes Without Voltage Bias?
- lennybogzy
- · Replies 2 ·
Why do transformers hum and what vibrates in the magnetic field?
- PanCerowany
- · Replies 7 ·
Predicting Temperature of PolySi Ring with Current Input
- chenxianghao
- · Replies 7 ·
Calculating Resistance of a Graphite Disk
- baronbob
- · Replies 11 ·
IR modulator transistor output not reaching full voltage
- jbord39
- · Replies 4 ·
I Would like to know , it is about solenoid
- Aksand
- · Replies 4 ·
How is the 90-degree phase shift achieved in a Var transducer?
- kanishke007
- · Replies 5 ·
More than 3-phase system possible?
- samieee
- · Replies 2 ·
Protecting DC/DC converters when charging 12V batteries in series for 24V clutches
- tarmon.gaidon
- · Replies 21 ·
Can a Magnetic Turbine Create Electricity?
- Minyun
- · Replies 14 ·
Generating a short duration spark
- percy1
- · Replies 3 ·
Single Op Amp as a voltage regulator?
- nand_1
- · Replies 5 ·
Break beam IR emitter and detector
- Asok
- · Replies 6 ·
Primary voltage is 220v and my secondary voltage is 12v
- bogoa
- · Replies 4 ·
What are the applications of Reactance Diagram?
- xiv_wolf
- · Replies 3 ·
Does the magnetic power generator really work?
- iluvphysics
- · Replies 2 ·
Calculating Torque on Magnet in Solenoid
- alan3303
- · Replies 4 ·
An amplifier that won't amplify
- lucy_b14
- · Replies 2 ·
Unsure of what this componenet is.
- somekid413
- · Replies 6 ·
Basic LED Radio/audio Spectrum Display
- martij7au
- · Replies 11 ·
Can capacitor devices really reduce power meter rotation?
- psykeeper_14
- · Replies 4 ·
4 layer PCB stack-up for AT91SAM9XE128 SBC design
- j777
- · Replies 16 ·
Questions on Electricity Generation
- JasonSCarter
- · Replies 6 ·
Transorb, Zener or Resistor for Back EMF Suppression of Relay?
- ¡MR.AWESOME!
- · Replies 5 ·
Heating project (powering a silcone heating element)
- sinuuar
- · Replies 1 ·
Leaner question : what is the purpose of this diode in the diagram?
- ramonegumpert
- · Replies 6 ·
Adding backlight to a TI-89 calculator display
- JerryG
- · Replies 4 ·
Band bending in a thin film semiconductor
- fuelcell
- · Replies 2 ·
Resistance other than from resistor
- ramonegumpert
- · Replies 9 ·
Building USB-Controlled Robot on Budget
- MRClark32493
- · Replies 1 ·
Discrete and continuous signal processing
- flemmyd
- · Replies 2 ·
Intercapacitance: Can it Cause 230 V Contactor to Latch Momentarily?
- avrajesh1045
- · Replies 5 ·
How to Amplify a 2.5 mA Pulse to Drive a Latching Relay?
- jbord39
- · Replies 3 ·
Using radar to measure dense snow depth on ski slopes
- MThornton
- · Replies 2 ·
Which Capacitor Range Should I Choose for My Motor: 88-108 MDF or 108-130 MDF?
- vincemash
- · Replies 1 ·
How Can I Control Motor Angles in a Satellite Project?
- Em Jay
- · Replies 3 ·
Can a 2 HP DC motor drives a 5 kW DC Generator?
- xiv_wolf
- · Replies 6 ·
Minimum number of relays per h-bridge
- ramonegumpert
- · Replies 6 ·
Reliability of substation configuration
- bigjoe5263
- · Replies 2 ·
Will an audio transformer pass multiple frequencies simultaneously?
- Idea04
- · Replies 6 ·
Strain gauge data acquisition board?
- BWimer
- · Replies 5 ·
How to calculate resistor values
- beefertoo
- · Replies 5 ·
Is it practical to make an electromagnet that causes a 200N force?
- TimT
- · Replies 3 ·
SSR relay not activating with microcontroller output in heating circuit
- abhipatel
- · Replies 5 ·
Explanation for perpetual motion machine videos
- Curious007
- · Replies 1 ·
Detailed circuit with explanation on the automatic voltage regulator
- hisham.i
- · Replies 5 ·
Can a 2-Directional Switch Using 2 SPDT Relays Function as an H-Bridge?
- ramonegumpert
- · Replies 2 ·
Seeking Advice on Small EE Project Ideas
- Neutronium
- · Replies 2 ·
Reactive current to lower the voltage at the generator?
- Buoyen
- · Replies 2 ·
RC Charge/Discharge for Electrochemical Capacitor
- nanomoly
- · Replies 3 ·
Where can I find a draft of C code to measure frequency using PIC16F84?
- prescott2006
- · Replies 2 ·
How to get phase difference between two signals?
- Einstein Mcfly
- · Replies 8 ·
Ultrasonic Distance measure circuit question
- engineerj2010
- · Replies 8 ·
Designing a Toroidal Inductor for Hysteretic Core Loss in Ferrite Material
- Phrak
- · Replies 10 ·
Finding the Right DC/DC Converter for Iowa State SAE
- tarmon.gaidon
- · Replies 6 ·
Alternator on a long transmission line
- samieee
- · Replies 5 ·
How Do You Build an Efficient IR Light Curtain for a Greenhouse?
- Torched
- · Replies 2 ·
Designing a 50mA-500mA constant current source with 2N3055 and LM348
- lkari
- · Replies 38 ·
Synchronization procedure of alternators
- samieee
- · Replies 1 ·
How transformer loss vary with load current?
- sufan
- · Replies 2 ·
Is Tolerance the Same for Resistors in Series and Parallel?
- hover
- · Replies 7 ·
Generator used in a power station
- davidcowling
- · Replies 6 ·
Why is a 12-foot wire needed for the electric brake on a 24 Vdc lawnmower motor?
- Redbelly98
- · Replies 17 ·
Dc to ac inverter circuit diagram and or pcb needed
- saad ahmed khan
- · Replies 31 ·
How Can I Design a Linear Power Amplifier for Frequencies up to 1MHz?
- Jdo300
- · Replies 4 ·
Are fuel cells viable for mass use?
- Kenneth Mann
- · Replies 12 ·
Why does a finger work on capacitive touchscreens but a penny doesn't?
- eventnick
- · Replies 4 ·
Understanding Imm Files: Time Stamp Header and Accessing Information
- nuwan78
- · Replies 4 ·
Power network short circuit current calc
- lavalin
- · Replies 1 ·
Designing a Programmable DC Motor Controller for a BMW Convertible Soft Top
- Dsrq
- · Replies 6 ·
LED flashing at programmed frequency via USB controller
- ABN
- · Replies 7 ·
Can Diodes or JFETs Serve as Effective Voltage References?
- DragonPetter
- · Replies 9 ·
How Does Antenna Reception Range Affect Signal Decoding?
- Ionito
- · Replies 14 ·
Finding a 600V 2.5A DC power source for magnet wire project
- trini
- · Replies 4 ·
Deriving motor equations from Newton's and Kirchoff's laws
- tehipwn
- · Replies 2 ·