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Before posting anything, please review the Physics Forums Global Guidelines. If you are seeking help with a...
Mar26-08 12:32 PM
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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
189 60,621
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
27 47,005
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
62 59,333
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
48 1,140
Hey! I had a discussion with a group of professors recently about the different disciplines one can master in...
Sep5-13 06:24 PM
18 14,655
For a no load ideal transformer V1 is anti phase with E1? ...
Sep7-13 09:39 AM
jim hardy
2 8,522
Hi guys i built an ECG system(preamplifier and filters), but i faced a problem in the filters: the standard of...
Aug27-13 01:49 PM
17 1,183
Hello All, I have a question regarding what voltage and current I need to supply for a load. I got a laser that's...
Aug28-13 08:14 PM
21 1,065
Hi, The quarter wave transformer, as I understand, is supposed to allow matching an input impedance to an output...
Aug28-13 08:57 AM
6 723
ok this is the best example i could find of DFT...
Sep3-13 07:57 PM
9 609
Hi Why do we always bias a mosfet in Saturation mode? Is it becaus gm is more in saturation or is it because gm is...
Aug29-13 03:28 PM
9 1,004
Given: a ~3W monocrystalline solar panel, originally from a panel+battery+light pack from early 90s, spent a decade in...
Aug28-13 01:11 PM
1 492
Hi, My understanding of shaping time on amplifiers is that its the amount of time the capacitor has to collect...
Aug29-13 08:07 AM
2 479
Hello everyone, I am currently a sophomore in computer engineering, so I don't quite know enough to figure this out...
Aug29-13 08:46 PM
11 612
Hello, I want to build transmitters and receivers and I wonder if there is a tool kit which contains components...
Aug29-13 05:46 PM
1 395
So im making a color organ using my ipod, speakers, splitter, butterworth filters with gain for three seperate...
Sep9-13 12:09 PM
8 857
Hello everyone, I recently posted about making a color organ, in which I was going to use a circuit to process...
Aug30-13 08:59 PM
3 536
Hi Does anyone have an idea of why my oscillator doesn't oscillate? It's supposed to generate sawtooth. But the scope...
Sep7-13 05:58 PM
43 1,573
Following are the text from an Electrical Engineering Textbook. "it is seen that contrary to the common but...
Sep1-13 03:40 PM
jim hardy
6 555
hello, I need a dc generator which would generate 19v and 1.5A current(roughly i want it to generate 30watts of...
Sep5-13 07:55 AM
jim hardy
2 494
I'm wondering what the difference is between a VFD and servo drive are. I'm pretty familiar with VFDs but not so much...
Sep2-13 09:54 AM
3 586
Can somebody tell me exactly what is 'S' in frequency domain? I know that s=σ+jw where σ is neper frequency and...
Sep1-13 07:14 PM
2 401
Suppose there are some waveforms to be used as current input: i)sine wave ii)square wave iii) triangle wave...
Sep4-13 02:42 PM
14 693
Hi I think this may be a dumb question but what the heck... So i have a very small remote camera with audio, the...
Sep2-13 06:19 AM
1 461
Don't know which sub-forum this topic belongs to so I'm sticking it in here. I'm currently at a temp job testing...
Sep2-13 11:19 AM
5 480
Hi I just want to get some idea how to use an OTA as an integrator (for dual slope ADC). Can some one help me out or...
Sep2-13 11:58 PM
1 321
In designing a circuit what point should I pick as the ground point? I know it's the reference node in schematic to...
Sep4-13 09:24 AM
13 614
Hello everyone, i am a beginner in electrical engineering , and i am studying introduction to logic circuits.And I'd...
Sep3-13 10:10 AM
4 349
An engineering company I interned with were shutting up their design centre, and the guys invited me in to pillage the...
Sep4-13 02:02 AM
1 471
Hi guys, I'm wondering whether I'd be able to generate around 3V - 5V with a magnetic coil using a high turn ratio...
Sep3-13 05:26 AM
0 322
My task is: I need to build a very thin scale (like a bathroom scale), less than 8mm in thickness total, and needs to...
Sep5-13 12:52 AM
4 492
My university is currently prescribing Vincent Del Toro book for electrical engineering fundamentals. I have read few...
Sep8-13 08:46 AM
1 434
I have a list of questions I'd like to ask an electrical engineer. Not only is this for an assignment, but I truly...
Sep4-13 11:59 AM
1 345
How do you solve questions of the type: Find the period of the voltage a) 3cos(2500t) + 4(7500t + pi/2) b) a...
Sep9-13 04:27 AM
4 585
Hey guys, I wanted to know what was your preferred software for simulating digital design components, such as AND...
Sep5-13 01:35 AM
0 386
I machined my own 7-segment display out of clear polycarbonate, each segment is about 1.5" long (it's a rather large...
Sep6-13 12:45 AM
1 355
Hi, can anyone help me identify the big blue boxes' schematic symbol? The actual physical component sort of looks...
Sep8-13 05:20 PM
10 466
So I was reading a thread on PF talking about the radius of a solenoid and Bob S answered with a link: On that...
Sep8-13 04:57 PM
4 304
I am having troubles biasing this transistor circuit Mainly, I cannot find Ic The only equation I can come up w/...
Sep9-13 06:36 PM
13 441
I have been doing various experiments with my photography and recently built a coil gun. I simply pulled apart a...
Sep9-13 11:44 AM
2 416
I know this is a 'how long is a piece of string' question but here goes, anyway. I am planning to augment the wind...
Sep9-13 10:09 PM
7 549
Greetings everyone I am deciding on a project to work on for my bachelor's degree in engineering right now. I have an...
Sep9-13 09:38 AM
2 348
I would like to take an incoming signal (digital or analog), invert it, and send it to an antenna. What is a simple...
Sep9-13 03:42 PM
2 382
Hi, the schematic unit cell in DRAM is drawn below:...
Sep10-13 02:31 AM
2 415

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