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
Building a 555 PWM Circuit for a Three-Channel Function Generator
- Jdo300
- · Replies 7 ·
Safe Discharge of Monitor Capacitors: What's the Best Method?
- D_Dean
- · Replies 2 ·
Standing Wave Ratio and Frequency Dependence in Transmission Lines
- seang
- · Replies 3 ·
Pspice: derivative function in probe
- ram0001
- · Replies 1 ·
Can a Conductor Create Current Through Movement in a Magnetic Field?
- srishankar18
- · Replies 8 ·
Electric Trains and The Third Rail
- Elektrotechniker
- · Replies 1 ·
How do I find Capacitor rating to start / run Single phase motor
- sharper1968
- · Replies 5 ·
Simple 555 timer circuit needed.
- ThisIsMe
- · Replies 3 ·
Locating thermocouple on motorized LCD monitor circuit board
- nobb123
- · Replies 1 ·
Solutions for Field and Wave Electromagnetics by David Cheng
- ameliee
- · Replies 1 ·
How to amplify audio from an iPod with pencil cells
- yashket
- · Replies 1 ·
Design and Build Your Own Transformer: 10 KVA Transformer
- Averagesupernova
- · Replies 1 ·
PCB making and design considerations.
- Hayaichi
- · Replies 3 ·
How do I find the input Z of a cascaded transmission line?
- seang
- · Replies 2 ·
Starting an engineering company: what are the real costs?
- david90
- · Replies 14 ·
Software for decoding digitized NTSC signals
- chroot
- · Replies 14 ·
Is There a Suitable Driver IC for Large 7-Segment Displays?
- triden
- · Replies 11 ·
Controlling a 110V fan with a low voltage thermostat
- ZooY151
- · Replies 8 ·
Are 3.3V Supply Glitches on CPLD Safe for Reliable Performance?
- j777
- · Replies 10 ·
Why is inductive reactive power always represented at 90 degrees?
- Number2Pencil
- · Replies 6 ·
Noise Reduction System: Preemphasis/Deemphasis Filter
- Swapnil
- · Replies 3 ·
Why is Rb typically much larger than Ra in 555 astable oscillators?
- tandoorichicken
- · Replies 2 ·
Converting 110V for 220V Appliance and Phase Distribution
- erinspice
- · Replies 7 ·
Is My Circuit Overloaded and Causing the Fuse to Blow?
- TSN79
- · Replies 6 ·
Should EE/CSE students take the FE exam?
- Llama77
- · Replies 5 ·
Mercury Vapor Lights: Safe Indoor Mounting
- Averagesupernova
- · Replies 2 ·
Why does wiring tweeter and woofer in parallel drop impedance to 4 ohms?
- darkeagle
- · Replies 9 ·
OR Gate Circuit: What is the Function of Diodes?
- Kolahal Bhattacharya
- · Replies 4 ·
How do earphones convert electrical signals to sound?
- c2
- · Replies 3 ·
How do you guys put gates and kmaps into tech papers?
- seang
- · Replies 4 ·
Can Two 60W Power Supplies Be Combined to Achieve 15000W Output?
- Jacquesl
- · Replies 12 ·
I need a free circuit testing program
- snowJT
- · Replies 3 ·
Is a transformer following ohm's law?
- srishankar18
- · Replies 5 ·
How can we regulate the power going to our electric car motor?
- chris10230
- · Replies 10 ·
Does DC Power literally travels on the surface
- Robin07
- · Replies 6 ·
Can Diodes Become Nonlinear and Cause Device Failure at Reverse Breakdown?
- impendingChaos
- · Replies 5 ·
Reducing Solenoid Valve On-Time with 24V Supply
- ionlylooklazy
- · Replies 4 ·
Topics for electrical engineering ethics
- frogdogbb
- · Replies 7 ·
A Level Electronics Project Ideas - WJEC
- gt89
- · Replies 8 ·
How to Retrieve Saved Files from ISD2500 Chip?
- TheCresent
- · Replies 1 ·
Microchip Breakthrough: Latest Advancements
- mlowery
- · Replies 4 ·
Where to find a BPSK modulator IC or circuit
- bearbear
- · Replies 3 ·
What is the resistance of meter coils?
- Adder_Noir
- · Replies 20 ·
Electrical heater using resistors
- Williams16
- · Replies 19 ·
Wiring a 4.5A CMOS transistor in an automotive circuit
- vsage
- · Replies 2 ·
What type of filter should I use to fix my microwave filter problem?
- waht
- · Replies 5 ·
Build 3-Phase Sine Wave 2.5-3 MHz Power Supply
- biff
- · Replies 12 ·
Is Building an EMP Device Possible?
- _X3R0_
- · Replies 17 ·
How do I add current and voltage labels to a PSpice schematic?
- ahammervold
- · Replies 3 ·
How Does a Positive Edge Triggered JK Flip Flop Work?
- Amith2006
- · Replies 2 ·
Building a balun to match 50 ohm coax to 100 ohm twisted pair
- Maj
- · Replies 1 ·
RF emitted from Lightning strikes
- Jdo300
- · Replies 6 ·
Why are my DC and AC resistance measurements the same in Ohm's law experiment?
- justinjay24
- · Replies 9 ·
Pros and cons of MIPS relative to instruction set choices
- EvLer
- · Replies 1 ·
Can You Simulate a DC Generator's Performance Using Circuit Models?
- MaxMoon
- · Replies 4 ·
Understanding TTL Impulse Outputs
- zekester
- · Replies 2 ·
How Do You Calculate the Frequency for a 90 Degree Phase Shift in Coils?
- Jdo300
- · Replies 5 ·
Identifying 6-pin EL inverter connections for Chrysler 300M gauges in Intrepid
- vfinterceptor
- · Replies 2 ·
Phone system for blind people with audio feedback
- TheCresent
- · Replies 11 ·
Voltage reflection when a transmission line source switches off
- seang
- · Replies 5 ·
Wanting to build a simple logic device for my motorcycle
- cougar694u
- · Replies 10 ·
Panel meters for torque, position and voltage test stand
- zekester
- · Replies 1 ·
Why Doesn't a 1.5V Battery Shock You?
- IMGOOD
- · Replies 36 ·
What is a 'minimum NAND expression'
- seang
- · Replies 2 ·
Ferrite silicon core advantages and disadvantages
- Robin07
- · Replies 5 ·
Converting Complex Numbers to Polar Form: A Mathematical Explanation
- Paddy
- · Replies 4 ·
How to derive that RMS voltage equals Vm/√2 from v(t) = Vm cos(ωt+θ)
- blanik
- · Replies 1 ·
Convert Waves from Instantaneous to Phasor Form
- korps
- · Replies 5 ·
Struggles in school(EE) and some advice needed.
- Llama77
- · Replies 13 ·
Catching up in signals and systems after weak calculus background
- Kbob08
- · Replies 3 ·
Radio waves travel at speed of light?
- LM741
- · Replies 9 ·
Simple filter circuit: Phase shift
- 600burger
- · Replies 4 ·
Power supply and creative inspire 2.1 2500 question
- saad ahmed khan
- · Replies 15 ·
EMF canceling in toroidal coil setup
- Jdo300
- · Replies 3 ·
Where can I find datasheets for 4xxx and 7xxx series ICs?
- MalayInd
- · Replies 2 ·
Does aluminum wire need to be thicker than copper?
- ohwilleke
- · Replies 6 ·
Electric motors and motorcycles battry
- snaz_86
- · Replies 4 ·
What are the impt aspects of Control Systems?
- chipmunk22
- · Replies 3 ·
Cell phone making random calls?
- Ivan Seeking
- · Replies 5 ·
How does positive feedback works in opamp circuits?
- esmeco
- · Replies 2 ·
I want to build an electronic device that transmits ultrasound
- JoshHolloway
- · Replies 11 ·
Ford-MIT Alliance: Solving Capacity Problems with Ultracapacitors
- LURCH
- · Replies 2 ·
Why aren't servo motors used to control engine valves?
- wolram
- · Replies 23 ·
Alternative power source for garage.
- AD
- · Replies 28 ·
Enlarging a TIX clock with larger LED bars
- blackc2004
- · Replies 14 ·
High Range Temp Sensor IC with Upper Limit of 400°C?
- ironcross77
- · Replies 5 ·
What Does the -1.0 to 1.0 Range in a White Noise Graph Represent?
- Math Is Hard
- · Replies 19 ·
How to Rectify 100 Microvolt AC to 1 Volt DC?
- ironcross77
- · Replies 11 ·
How to Connect a Motor to MK111 Timer Relay Terminals J2?
- rc flyer uk
- · Replies 1 ·
Building a VU meter with radios and relays for 10 floors
- Elektrotechniker
- · Replies 14 ·
Is There a Programmable Oscillator Chip for Low MHz Range?
- Jdo300
- · Replies 5 ·
Dismal Household Wiring Practice
- FredGarvin
- · Replies 4 ·
Can I ask some electrical questions?
- dtpatt2
- · Replies 14 ·
How do flip-flops work in mechanical terms?
- HSilva
- · Replies 6 ·
Troubleshooting C Compiler Error for Philips ARM Microcontroller
- NCEE
- · Replies 2 ·
Electrical vs Mechanical Energy
- JosephB
- · Replies 2 ·
A causal system? the biggest contradiction
- LM741
- · Replies 8 ·
Is Your Christmas Full of Bright LEDS and Fast Transistors?
- LM741
- · Replies 3 ·
Application feilds of electrical engines
- odrom
- · Replies 2 ·
Is the Routh Stability Test Result Correct for This System?
- angel23
- · Replies 7 ·