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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 96,706
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
28 59,130
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
63 83,973
Before posting anything, please review the Physics Forums Global Guidelines. If you are seeking help with a...
Mar26-08 12:32 PM
0 31,528
I have a basic doubt about the usage pf 82C55. Wanted to know when exactly it is used. Eg: For a keyboard you have...
Apr14-09 12:07 PM
1 838
So I was writing down some notes to myself on electrochemistry (100 level college chemistry---elementary...
Apr13-09 11:13 PM
2 3,484
Qualitatively speaking, an 'electron hole' and a positron sound quite similar. Are they they same? If they are, why...
Apr13-09 07:30 PM
Bob S
8 3,014
I need to replace an Audio transformer, EI-19 Output Transformer. What should I replace it with? I cant find the...
Apr13-09 02:56 PM
Bob S
3 2,655
Hi Guys, :rolleyes: What will be the effect on 'Power Factor' of the power supply system under the following...
Apr13-09 12:06 PM
17 1,865
Hi there, Let me start off by saying that I am a College student at Penn College of Technology in Williamsport, PA...
Apr13-09 05:39 AM
2 880
Hi everyone, I have a question for anyone who considers themselves adept at designing circuits. I was wondering,...
Apr12-09 10:10 PM
15 1,445
Hello all! Im building an effects pedal for my guitar (dont have a choice, I spent all the money I was saving on the...
Apr12-09 05:32 PM
10 1,995
I'm trying to understand the converter in this link: I don't see how...
Apr11-09 10:50 PM
3 1,756
How do I even get started with analog/digital circuit design? Can you recommend any books or lectures I can read or...
Apr11-09 03:17 PM
5 2,064
hi all, new here I am just starting with ComSol, and I have a simple question. Let's say I have made a simple...
Apr11-09 02:43 PM
0 3,421
- - - - please delete. sorry
Apr11-09 12:12 PM
0 2,864 This is a quote from the mentioned website, " For example, a charged...
Apr10-09 11:50 PM
1 1,103
well im going into the electrical field and was wondering if the "hype" on multimeters is true. i am currently in the...
Apr10-09 08:35 PM
9 1,550
Here's a nice article that outlines power quality troubleshooting techniques. It focuses on a hospital technician but...
Apr10-09 03:48 PM
0 861
Dear all engineers, I would like to know the method of calculation the size of the cables, and what the perimeters...
Apr10-09 12:53 PM
6 12,480
When we do labs in classes we never connect anything to physical ground (always just "common" node), but in an actual...
Apr10-09 12:35 PM
8 2,381
I am buying a high speed spindle from a company in Italy. They have two different voltage options available for the...
Apr10-09 12:25 PM
3 2,323
Is it against code in any way to have a 460v motor connected to a 480v supply voltage? What problems can be...
Apr10-09 12:13 PM
1 3,851
how do you make a ultrasonic radar to use on a computer???? help please
Apr10-09 12:06 PM
2 1,994
I'm using PV cells to energize an air core coil. Is there a method in which I can determine the maximum length of 32...
Apr10-09 11:39 AM
6 1,015
Lets say you have a battery and connect wires to each of the terminals. Now you bring both of the wires together to...
Apr9-09 11:03 AM
1 2,220
Hello everybody! I was studying stuff about transistor and i got stuck somewhere. In lecture they said that The...
Apr9-09 10:42 AM
3 9,312
hi everyone, i am a 1st year btech student. iam interested in robotics and astro physics. i want to know...
Apr9-09 08:07 AM
1 772
Hi, im new here and have a couple questions. First, If someone is standing in their house on a carpeted floor with...
Apr9-09 05:18 AM
2 1,019
What are the major device ratings for a MOSFET?
Apr9-09 04:18 AM
1 2,726
Hey Guys, I'm having trouble designing an inverter to power an ac motor using a fuel cell with MATLAB. With the...
Apr9-09 12:06 AM
1 4,459
I am given the autocorrelation of a wss rp which modulates a carrier cos( w0 t + \Theta ). I am to find the...
Apr9-09 12:01 AM
1 1,418
I'm trying to clear up my picture of basic electricity and electronics. I've looked at some other posts that ask what...
Apr8-09 06:15 PM
7 1,080
When a transformer is rated 225 VA, Vprimary=120 V and Vsecondary=9KV, Isecondary=25 mA, does this mean that on the...
Apr8-09 04:23 PM
7 15,874
I have trouble getting my head around Zener Diodes. If you reverse bias them, and apply a current, it will not conduct...
Apr8-09 04:43 AM
1 5,356
Hi, I am trying to charge my body to voltages around 300V. I have a high voltage DC power supply; I can set the...
Apr8-09 01:10 AM
9 1,201
-I know its the "distribution"! but I`m asking about, like, how would the "distribution" be continuous? -I think the...
Apr7-09 01:26 PM
Bob S
2 2,719
The other day I came into my living room, and noticed that the CFL in one of my lamps was flickering like crazy. Of...
Apr7-09 12:02 PM
Proton Soup
5 1,843
First of all, I don't come here that often so I didn't know where to post this. I'm still in High School so my...
Apr6-09 07:42 PM
7 5,099
Hello everybody, I'm currently taking Electrical Engineering as senior physics major at Fordham University and have...
Apr6-09 06:03 PM
4 46,685
Hi, I'm just a humble biologist (writting up a PhD Thesis in Neuroscience) and I'm trying to get a feel for how my...
Apr6-09 05:55 PM
20 1,839
hi i recently started learnning electronics from several books and tutorials online i ran into this circuit on...
Apr6-09 04:45 PM
12 1,807
For our design, we're sending at most 7A (usually less) to a prototype board with a resistor and MOSFET on it... can...
Apr6-09 02:56 PM
11 2,858
I'm building a tank circuit and I need to have an output and a ground connection. The type of circuit is a parallel LC...
Apr6-09 01:25 PM
Bob S
2 924

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