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Jan16-12 Greg Bernhardt
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...
Aug25-14 03:20 PM
Fuxue Jin
196 94,874
I've occasionally been asked by some of the students I've mentored or TA'd over the years, "What's in your toolbox? ...
Jul13-14 10:34 PM
NATURE.M
63 82,831
I came across another good search engine today looking for a datasheet, so I thought I'd try starting this thread for...
Aug22-14 02:05 PM
Jamesangelo
28 58,450
Before posting anything, please review the Physics Forums Global Guidelines. If you are seeking help with a...
Mar26-08 12:32 PM
berkeman
0 31,184
I am working on a project for my electrical engineering lab class, and am interested in learning how to build a led...
Mar8-10 08:49 PM
Daniel3
11 5,118
I'm not sure if this question belongs in the forum or the physics forum, I guess I'll post it there as well. I'm...
Jan18-10 04:06 AM
ganpatie
11 19,395
Hi, I need a way to display voltages in the range of 1V - 1uV using seven segments, but without using...
Dec27-09 03:48 PM
Bob S
11 1,864
Hello... I was trying to make a circuit to control the intensity of light of a lamp...i thought about using a...
Jan4-10 10:23 AM
vk6kro
11 1,701
hi friends, i cannot understand the derivasion of OPAMP as an integrator. my book has suddenly...
Jan14-10 08:47 AM
Mr confusion
11 4,830
I need to create a dummy load on a 120VAC circuit. The load must draw .3A. How can I do this?
Jan28-10 04:34 AM
sophiecentaur
11 9,653
In the machine shop where i work they have a coolant system that runs separately from the CNC machine. As of now, they...
Jan26-10 08:21 AM
CalTech1
11 1,568
I am an electrical engineering student and I want to buy a good multimeter. Can anyone recomend on of these two models...
Jan25-10 08:07 PM
turbo
11 5,756
Hi, as mentioned in my previous thread, I'm currently busy with a 'small' project of translating an analog device...
Feb10-10 04:30 PM
turin
11 7,375
hi guys, just want to ask, an open loop has three points A,B, C and each point serving a load. there is only one...
Feb17-10 07:22 AM
dlgoff
11 2,526
I'm trying to modify a VCR so that the big drum that scans the tape spins slower (for an art project...). It's a...
Feb22-10 05:10 AM
AskTheGenius
11 4,904
Hey, I'm looking for the optimal antenna to transmit in the 900 Mhz range from a high altitude balloon. The...
Mar27-10 09:14 AM
skeptic2
11 3,116
Resistance=resisivity(of a certain material)Xlength/cross-sectional area resisivity is expressed in ohm-cm I have a...
Mar12-10 02:08 AM
Studiot
11 3,158
Hello all, I am in the process of designing a tesla coil for a research paper, and, just when I thought I had seen...
Aug5-14 01:29 PM
hstufflebeam
11 443
So i found this post about voltage to current conversion. ...
Mar22-14 05:04 PM
HeiBau
11 6,275
I'm familiar with the smallest breaker/ cable requirements for a load. Example, a 10A continuous load would require a...
Mar28-14 01:32 PM
psparky
11 1,073
I'm designing a cross yagi as one component of a capstone project. The design I have right now is 3 elements per...
Mar20-14 03:00 PM
userdnl
11 554
I need help in understanding back emf, I'm a bit confused here. Example(for understanding): Let's assume we ...
Mar2-14 02:28 PM
Dash-IQ
11 578
Can I use a 315MHz transmitter module to send a composite video signal to another reciever module?
Jul22-14 10:37 PM
Tesladude
11 1,062
Hi everyone. I am trying to determine the capacitance between two adjacent coils. Each coil is identical, ...
Mar11-14 11:38 PM
Baluncore
11 355
i was looking at an e-cig and wondering how it regulates watts. would it be viable to make your own? for those of...
Apr4-14 06:36 PM
meBigGuy
11 490
Is there a way in electrical engineering where I can convert 230 KV to 5 V such that the 5 V wave has same amplitude,...
Apr8-14 12:13 PM
psparky
11 455
That 2 terminals shows PD of 1 volt on Meter, but when shorted, there is no current shown on Meter? I checked and...
Apr12-14 12:40 PM
sophiecentaur
11 556
Hi All I am asking this question as a mechanical engineer, so please bare this in mind if you have the time to post...
Apr14-14 10:40 AM
Averagesupernova
11 732
Good afternoon PhysicsForums! I have a design for a voltage controlled current source. I've included the circuit...
Apr17-14 12:03 AM
jim hardy
11 374
Hello, I'm in Arizona and was looking to hook up some PV panels directly to the air conditioning unit pump. Is...
Apr16-14 10:08 PM
jim hardy
11 694
Hi I want to transmitt a video rca signal with dome of the 433mhz transmitter and receiver modules you can get on ebay...
Apr30-14 11:13 PM
meBigGuy
11 467
Hi All, The other day I ordered LED's from digikey to do some electrical experiments for fun, and to my surprise I...
May14-14 08:01 PM
EE4life
11 576
hello! I have built a colpitts oscillator, but it is not producing a sine wave. the wiring diagram is attached. I...
May31-14 10:52 PM
NascentOxygen
11 373
Apologize in advance for the long post! We are in this particular situation and, being a novice with electrical-...
Jun9-14 06:14 PM
dlgoff
11 496
Hi everyone, I'm building a white light interferometer and need help choosing and finding a white light source. ...
Jun25-14 05:01 PM
davenn
11 843
I saw this antenna on a residential rooftop yesterday (in the US). I'm guessing it is a over-the-air Digital TV...
Jun16-14 10:15 PM
berkeman
11 387
hi everyone,i know that the phase spectrum contains most of the structural information about the image.But i want to...
Jun20-14 03:12 PM
Baluncore
11 466
I'm attempting to do a term paper about the above title. There are a lot of potential alternatives to chemical rocket...
Jun29-14 10:56 PM
phion
11 1,600
Hi, I'm currently working on my end of the year project for my studies. I have a DC motor mechanically linked to a...
Jul2-14 08:09 AM
Baluncore
11 1,375
I am looking to filter the human voice from enviornmental noise (engine/machinery noise). I was doing some digging...
Jul8-14 05:06 PM
rppearso
11 1,437
Hi, I have been looking into Tesla's work and his self claimed "non-Hertzian" waves, some called electrostatic or...
Jul28-14 10:29 AM
berkeman
11 375
I have studied that "zero signal collector current should be atleast equal to the maximum collector current..." but...
Aug12-14 05:31 AM
sophiecentaur
11 447
Hi guys, I have been working on an automation of a cart. The cart wheels are producing a current of 14 Amps for 5...
Aug26-14 03:51 PM
jim hardy
11 320
Hello, thank you for taking the time to read this. I am so uneducated that I do not know how to even begin to explain...
Aug20-14 03:23 PM
jim hardy
11 290

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