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...
Info needed on High Voltage Systems
Replies
1
Views
2K
Designing a Pocket-Sized Tracking Chip: Extra Credit Physics Project
Replies
2
Views
3K
Design a 16 State Counter with 5 JK FF
Replies
4
Views
3K
Circuit Analysis for Beginners: Understanding Current Flow in a Complex Circuit
Replies
4
Views
8K
Voltage Source with output of OV
Replies
2
Views
7K
Magnetic fields, current and resistance
Replies
1
Views
5K
Sizing a Potentiometer and padding resistors
Replies
10
Views
8K
Static electricity with spinning disks
Replies
4
Views
4K
Idea of powerlines kind of dated?
Replies
4
Views
2K
Voltmeter IC for Measuring Voltage in BCD
Replies
4
Views
4K
Voltage Multiplier: Increasing 1.5V to 5V
Replies
5
Views
4K
Why Do My Outlets Have a Positive, Negative, and Ground?
Replies
3
Views
4K
How can you create a stable 5V power supply for digital logic gates?
Replies
11
Views
4K
Fuel Cell Electrons: Anion Movement, Protons, and DC
Replies
8
Views
5K
Does Home Grounding Protect from Electric Shock?
Replies
1
Views
3K
Is the Efficiency of This Electric Motor Too Good to be True?
Replies
2
Views
5K
Twin positive voltage senser HELP
Replies
1
Views
2K
How Do You Write a Differential Equation for Resistor Voltage in a Circuit?
Replies
1
Views
4K
How exactly does a transistor work?
Replies
14
Views
9K
What Do Electrical Engineers Do?
Replies
5
Views
4K
Finite State Machines: Understanding Mealy & Moore Machines
Replies
1
Views
3K
Powerless Transceiver: Bluetooth/802.11/27 MHz Range LAN Options
Replies
6
Views
5K
How Long Will a Device Drawing 8mA Last on a 12V Battery? Learn the Answer Here!
Replies
7
Views
3K
Can I Convert 24v Wheelchair Batteries to Power a Laptop at 12v?
Replies
10
Views
5K
Can a Wireless PCMCIA Card Extend Internet Access Beyond 100m?
Replies
3
Views
4K
30V to more Volts/less current, making homemade lightning
Replies
4
Views
5K
Should I Leave My Computer On or Turn It Off at Night?
Replies
6
Views
2K
Improve WiFi Reception with Phased Array Antenna
Replies
5
Views
11K
Diesel-Electric Power system on a Ship
Replies
16
Views
6K
How can an ohmmeter determine if two points on a protoboard are connected?
Replies
2
Views
3K
Magnetic Field outside AC Solenoid
Replies
2
Views
5K
Solving Zener Circuit: Vs=50V, Vz=10V, Iz=32mA, R1=1K Ohm
Replies
2
Views
11K
Finding L & C for Circuit Protection: dv/dt & di/dt Values
Replies
5
Views
5K
Designing a Counter for 0-5-2-7-4-1-6-3-0 Using Gates and T-Flip Flops
Replies
2
Views
4K
Discover the Amp Hour Capacity of 1.5v Batteries and Their Impact on Voltage
Replies
2
Views
6K
Building Circuit w/ 2N3904 Transistor: Can I Use NPN from Science Kit?
Replies
9
Views
4K
Solve Kirchhoff's Law Problems - Get Help Now
Replies
6
Views
4K
Creating a Monorail: Electric Fields and Magnetism
Replies
2
Views
2K
Collector Current Explained: What is it & How to Calculate
Replies
2
Views
4K
Kirchhoff's Law: Solving Matrix Inverse on HP 48GX
Replies
1
Views
7K
What is the Amperage Rating of a 3-Pronged Edison Plug
Replies
3
Views
8K
Motor Driver Booster: Building Mini Sumo Robot
Replies
8
Views
6K
Are EMP Generators Legal in the US, Florida? Voltage Speculation
Replies
7
Views
10K
Someone help with simple circuit problem?
Replies
4
Views
11K
Building a Mod60 Counter with Mod10 and Mod6
Replies
2
Views
6K
Tips for intro to digital systems test?
Replies
7
Views
3K
Calculating Emitter, Base and Collector Currents in an NPN Transistor
Replies
2
Views
4K
Astonishing little AC/DC-adaptor
Replies
1
Views
3K
Inductive Power Transfer Device: What Is It and How Does It Work?
Replies
6
Views
4K
Optoisolation: Why Do You Need It?
Replies
1
Views
3K
How to Make a Spectrum Analyzer: Electrical Engineering Guide
Replies
15
Views
8K
Build a PIC-Controlled Robot: All You Need Under $200
Replies
2
Views
5K
Using Lasers in Kid's Toys: Is it Safe?
Replies
7
Views
3K
Electric Motors: Power, Size & Superconductors
Replies
1
Views
3K
DIY 24v to 12v Conversion: Tips & Tricks
Replies
14
Views
17K
Latch and Flip Flop: Is Latch a Type of Flip-Flop?
Replies
2
Views
5K
How to Implement a JK Flip Flop for a Given State Diagram?
Replies
1
Views
10K
Affordable Red Laser Beam: Tips and Recommendations for Straight Light
Replies
5
Views
3K
Step Up Voltage from Disposable Camera Flash
Replies
2
Views
7K
How Do EM Fields Influence Fluid Properties?
Replies
2
Views
3K
How Can I Connect Multiple Modules in Verilog?
Replies
9
Views
7K
Electricity Transmission and Distribution: From Power Plants to Your Home
Replies
10
Views
8K
DIY Car Volume Control: Make a Steering Wheel Volume Knob
Replies
13
Views
4K
Why should you be careful when choosing the size of a relay contact or fuse?
Replies
4
Views
7K
Explaining Edwin Gray & Stefan Hartmann's Circuit Layout
Replies
24
Views
11K
Do Any Materials Contract with Small Electrical Currents?
Replies
9
Views
9K
Digital Elevator: Designing a 2 Floor System
Replies
3
Views
5K
Design 4-16 Decoder & Full Subtractor Systematically
Replies
3
Views
12K
How Efficient Are Radio Signals Over Distance?
Replies
7
Views
4K
Can I Safely Use a Potentiometer to Reduce Voltage for 0-1V Voltmeter Display?
Replies
6
Views
3K
Understanding Ohm's and Watt's Laws: The Contradiction Explained
Replies
5
Views
7K
Cascading Multiplexers: A Tutorial
Replies
3
Views
8K
Optical analog to digital converter
Replies
37
Views
7K
How to Find I1 in a Circuit with Multiple Elements
Replies
2
Views
3K
Large capacitor bank for a science project
Replies
29
Views
18K
Can Stacked High Frequency Electromagnets Overcome Magnetic Interference?
Replies
1
Views
5K
Beginner Electrical Engineering Websites
Replies
1
Views
3K
How can I make something like this?
Replies
18
Views
4K
Help Me Understand Velocity Modulation in Electric Fields
Replies
3
Views
6K
What are the Physics Behind the Equilibrium Motor Concept?
2
Replies
71
Views
27K
Why Does Group Velocity of Microwaves Increase with Frequency in Waveguides?
Replies
1
Views
4K
Printing Meters onto a Project Box: Tips & Techniques
Replies
1
Views
3K
Current amplifier needed? How? :=)
Replies
1
Views
3K
Find Radio Frequency Without Tuner: Is It Possible?
Replies
1
Views
3K
Cutting Enclosures: Rectangular Opening Tool?
Replies
1
Views
3K
Electricity and Magnetism for Engineers Texts
Replies
2
Views
4K
Meridian Electronics - Circuit Question: 10k Resistor
Replies
1
Views
3K
Do Computer Hardware Engineers have Electrical Engineering degrees?
Replies
3
Views
6K
Full adder boolean logic question
Replies
3
Views
17K
AC-Coupled Capacitors: What Are the Effects?
Replies
12
Views
4K
High Voltage Lines: Voltage, Resistance & Current
Replies
6
Views
6K
How Do Resistors Affect Voltage in a Series Circuit?
Replies
21
Views
13K
Receiving power Via radio transmission
Replies
8
Views
5K
Making current with van de graff gen.
Replies
4
Views
6K
Discovering How to Measure AC Current for a 120V Device | Tips and Tricks
Replies
6
Views
5K
Understanding Harmonics: Even vs Odd Numbered
Replies
18
Views
20K
Revolutionary New Electro-Optic Processor
Replies
9
Views
5K
Permanent Magnet Pump Speed Control
Replies
5
Views
6K
Charge in an Isolated Leyden Jar: Will it Spread?
Replies
7
Views
7K
Understanding the Basics of Voltage Amplifiers
Replies
8
Views
6K