Register to Post Thread

Electrical Engineering

- Uses of electricity and the equipment for power generation. Circuits, Fiber, Signals & Systems, Semiconductor Devices...
RSS Feed Icon Search this Forum
Meta Thread / Thread Starter Last Post Replies Views
ansoft, maxwell Sticky Thread Pinned: Maxwell 3D (ANSOFT) ( 1 2 3 ... Last)
Dear all, I'm a new user and I like to exchange information about the use of this tool. From my point of view tool...
Apr10-14 04:04 AM
mwvivi
189 60,507
As we know due to skin depth effect the Alternating Current flows at a depth from the conductor surface (which means...
Apr6-14 07:00 PM
meBigGuy
48 1,087
I've occasionally been asked by some of the students I've mentored or TA'd over the years, "What's in your toolbox? ...
Feb4-14 04:57 PM
davenn
62 59,254
I came across another good search engine today looking for a datasheet, so I thought I'd try starting this thread for...
Dec3-13 12:53 AM
doubtbook
27 46,964
Before posting anything, please review the Physics Forums Global Guidelines. If you are seeking help with a...
Mar26-08 12:32 PM
berkeman
0 25,923
Hi, how can I find 4 channel oscilloscope in multisim 11.0? or how can I add 4 channel oscilloscope to multisim?
Apr28-13 06:55 AM
ultraxp
4 1,264
does ac current always flows from hot to neutral wire.if so where is the end of the neutral wire?
Apr27-13 05:48 PM
psparky
4 588
plot transfer characterstics ........... PMOS transistors are identical my actual question is can Vi put Q2 in triode...
Apr27-13 10:16 AM
amangupta1219
0 399
Hi guys. I am studying on Power Engineering and there is going to be a small conference in my University connected to...
Apr27-13 06:41 AM
jim hardy
7 800
I'm having trouble understanding the ratings for an SPST Relay. I need one with the following specs: Coil Rating:...
Apr26-13 05:52 PM
nsaspook
4 509
Does anyone know any free books about this topic? Anything about speed control,active power control of Hydropower...
Apr26-13 05:16 PM
vampslayer
0 391
Ok I know there will be a life long battle between EE's and EET's. This thread is not about the Pros and Cons of the...
Apr26-13 05:56 AM
psparky
5 991
Hi everyone! Design of electrical systems for buildings is the field I want to engage in the future. I have already...
Apr25-13 10:15 PM
physicsmelvin
2 406
Hi there, I have built an InfraRed beacon using a 555 timer using a 10K pot to tune the circuit. How can I test...
Apr25-13 05:22 PM
Bobbywhy
6 509
What is the difference between ESD and EFT compliance testing. EFT is continuous and ESD is not?
Apr25-13 12:27 PM
berkeman
1 624
when i short the batteries to find the rth, i cant get whether is should put delta to star transformation to find...
Apr25-13 10:19 AM
hussain bani
8 822
hello Capacitors are widely used in electronic circuits to block the flow of direct current while allowing...
Apr25-13 09:19 AM
sophiecentaur
118 26,567
I know meter shunts are used to direct most of the current away from the meter coil but my question is if you direct...
Apr25-13 08:12 AM
sophiecentaur
7 561
Hi everyone, I want to learn about micro-controllers especially PIC. My priorities are below: 1) I want to learn...
Apr25-13 02:27 AM
Zalajbeg
10 713
The textbook says that differentiating a sinusoid is the same as multiplying the phasor by jω. Shouldn't jω be jωejωt?
Apr24-13 08:29 PM
Rabin upadhaya
15 831
Hello everybody, All resources I found online about CCDs, state that they shift charge one step at a time. How...
Apr24-13 04:43 PM
Ngineer
2 490
Hi, Can someone explain me how the cutoff formula for passive filters is derived. Why is it 1/2*pi*R*C? Thanks
Apr24-13 02:36 PM
psparky
3 616
Hello Im trying to find Zo in a ∏ circuit, i have the equation Zo√Z(oc)Z(sc) but this is for a τ circut, is it the...
Apr24-13 12:54 PM
barry-
0 416
Hey Everyone, I am just starting now to REALLY get into digital circuits and I am trying my hardest to learn about...
Apr24-13 11:37 AM
carlgrace
5 814
Hi, Im trying to get the gain of a common base amplifier circuit using Av (dB) = 10log(Po/Pi) but the answer i am...
Apr24-13 11:31 AM
Physicist3
0 509
Why is no biasing needed for differential amplifiers?. Everything i read says the 2 bjts in the differential...
Apr24-13 07:19 AM
i.sac
0 363
How would you interpretate this image about LTI systems and convolution? http://i.imgur.com/JAlHsYs.jpg
Apr23-13 12:45 AM
Runei
6 762
I have been reading about coil design and I have a question. Is there any specific reason a coil design should...
Apr22-13 11:59 PM
vk6kro
6 612
I have a 300W PSU that I use to power all kinds of small DC electronics around the house. I recently bought a strip of...
Apr22-13 12:39 PM
alexanderblums
16 745
I didn't post this in the probability section cause the questions I have are more regarded to communication system...
Apr22-13 07:03 AM
NascentOxygen
1 369
Hi all, this question about bandwidth has been bugging me and I havent been able to find an answer yet. Im not so...
Apr22-13 12:34 AM
carlgrace
1 589
Hi, I have a common base amplifier circuit but im not sure of the equation to use to calculate the voltage gain? ...
Apr21-13 10:52 PM
carlgrace
1 525
Hey guys looking to design something that will rotate a 2kg discus in place. I attached a simple schematic of what...
Apr21-13 12:47 PM
dt1156
5 517
Hello, I calculated the transient response of a weakly coupled transformer (M ≠ L1L2), for a heaviside step...
Apr21-13 12:06 PM
guillefix
2 411
I have a 9 input to 9 output truth table I constructed using Python. I am trying to find a program that can deduce the...
Apr21-13 11:00 AM
jambaugh
3 582
Hey I have a quick question whose answer is well-hidden on google since the key word of the search attempts is...
Apr21-13 09:40 AM
jim hardy
3 868
Which electronic component (or other means) would you use to measure duration, like a timer, if energy must be saves...
Apr20-13 09:40 PM
vk6kro
16 748
Hello everyone, Can you guys please explain why a potentiometer needs a ground (-) wire? or what does it do...
Apr20-13 06:03 PM
sophiecentaur
16 2,759
For my project, the Lithium Ion Polymer Battery - 3.7v 2600mAh powers arduino, transmitter and a few other parts. My...
Apr20-13 06:01 PM
CWatters
13 1,516
I am trying to implement the following device: It takes a 4-bit input string, and a control input. If the control...
Apr19-13 11:16 AM
dlgoff
6 530
im trying to Plot the effective input/output voltage amplitude characteristic of this ADC – i.e., give a graph...
Apr19-13 07:30 AM
sophiecentaur
20 1,014
I have a single phase DC-AC inverter (or H-Bridge) with an inductive load http://i50.tinypic.com/2cftpc.png I...
Apr19-13 07:12 AM
geokim
17 2,311
I'm not an EE. I'm a Software Engineer. I would like to build a small circuit that would leach power from an...
Apr19-13 03:25 AM
CWatters
3 492
If I have a semiconductor junction of p-i and an electric field applied to it in forward bias, will the current flow?....
Apr19-13 02:38 AM
cabraham
3 737
Hiyo, Could someone please explain to me how exactly, or why, does the ground electrode in ECG minimize the...
Apr19-13 01:02 AM
physics baws
4 630

Register to Post Thread
Bookmark and Share

Display Options for Electrical Engineering Mentors
Showing threads 1561 to 1600 of 14986 Mentors : 2
 
Forum Tools Search this Forum
Search this Forum :
 
Advanced Search