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Hello, I haven't learned anything about micro controllers yet but I wanted to get a head start since I hear that...
Apr19-14 03:36 PM
meBigGuy
19 423
Before posting anything, please review the Physics Forums Global Guidelines. If you are seeking help with a...
Mar26-08 12:32 PM
berkeman
0 26,044
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 61,210
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 47,250
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 59,712
As it states in the title, I am looking for a program that I could create circuit schematics with.
Jan7-13 08:47 PM
MATLABdude
13 1,180
So I have an idea for a product, but I'm not sure how to go about doing it. I won't say exactly what the product is...
Aug15-11 12:38 PM
zachg18
5 894
hi, with reference to my last post on oct 21, http://www.physicsforums.com/showthread.php?p=2951801#post2951801 ...
Apr28-12 11:47 AM
Redbelly98
3 1,853
i'm having this ridiculous argument over at: http://www6.head-fi.org/forums/showthread.php?t=144514&page=1&pp=20...
Nov27-05 03:56 AM
Matrax
8 3,373
Just like the title, does battery capacity depend on internal resistance? I know it does depend on the temperature...
Apr28-10 09:58 AM
m.s.j
1 2,271
does bjt amplify dc signal? why or why not?
Sep8-11 06:59 PM
cabraham
5 1,042
Does DC Power literally travels on the surface of the wire? Compared to AC electron travel which I understand to...
Feb3-07 01:34 AM
Robin07
6 1,302
Hi guys, I'm a transfer student, and I've wanted to do electrical engineering. My only problem is i love the idea...
Nov29-12 02:58 AM
yungman
8 1,221
Hi guys, I have been commanded by my superior to find a "fluxless solder." I can't find anything like this except for...
Oct6-12 09:48 PM
Simon Bridge
8 1,657
I'm a bit of an older student for an undergrad (still early 20's, but had some time off), but the EE major can be...
Mar24-12 12:03 PM
yungman
4 1,110
Does it matter if the resistor is on top or below a voltage source after doing a source transformation? According...
Apr16-14 12:51 AM
jim hardy
28 716
I'm looking at purchasing some oscilloscope probes off amazon but it says that they're made in China. I know that all...
Mar6-13 03:46 PM
sophiecentaur
5 488
In the book 'Virgintell' which has a lot of seemingly high ideas about science there is the proposition that light can...
Mar18-10 09:26 AM
neg_ion13
2 1,413
Does magnet wirealways have to be used in the production of solenoids or Transmformers?
Jun18-05 06:31 AM
SGT
2 1,065
How does the mass of a toroidal top load on a Tesla coil affect performance, assuming all dimensions are similar...
Feb24-13 01:11 PM
Datacom75
3 556
Hi, This is a cascode LNA. Please help me with the question in picture. Thank you. ...
Feb19-14 05:51 PM
anhnha
2 197
from online descriptions of laser mouse operating principle it's unclear to me that the mouse would need to be...
Apr23-12 02:03 PM
DragonPetter
5 974
The formulas in question are: Beta = Ic/Ib Ie = Ib ( 1 + beta ) Ie = Ib + Ic
Jul15-12 03:22 AM
Femme_physics
5 2,724
Does quickly shorting out an inductor in series with a capcitor create a small emp?
Sep15-05 03:47 PM
berkeman
7 1,865
I had 2 people telling me 2 different things...so I don't know the real answer. Does resistance go up or down with an...
Feb11-11 12:32 PM
Femme_physics
6 5,356
If I hava non periodic waveform and I divide it into 3 cycles is taking the RMS of each cycle and averaging the same...
Oct27-11 09:08 PM
yungman
3 918
Does it, or is that current? (sorta yes or no answer I guess)
Apr26-11 08:03 PM
KingNothing
5 7,497
Synchronous generator synchronous reactance Xs is composed of Xs = Xa + Xl where Xl is the armature leakage ractance...
Jan18-12 06:20 PM
jim hardy
5 1,924
The other day, I was sitting down watching TV, then I turned the TV off, and the DTV, and I noticed a sort of ringing...
Aug29-09 12:50 PM
famousken
11 1,815
Hi, What if the inductor coil is wound one way rather than the other. Then the circular flow of current will be...
Jul31-11 11:30 AM
Bassalisk
1 2,513
In this schematic there is two potential transformers on the left and two current transformers on the right. The...
Jan21-10 10:28 AM
dlgoff
1 1,268
Greetings engineers, The question is mentioned in the title. I actually thought of making it as my final year...
Aug10-11 04:16 AM
ali.cmi
8 3,185
Hello I want to a device to change 50Hz to 60Hz, and found the inverter can do it. but the output wave is not sine...
May14-12 05:57 PM
sophiecentaur
9 917
While reading Laplace transform in my book, I came across a problem. where it evaluates the laplace transform of ...
Mar26-13 12:33 PM
rudra
5 736
If you want to soldier something, then, how can you check to be that whatever you are soldering has no lead present?
Nov22-09 04:15 AM
Born2bwire
6 3,519
Im trying to build an IR receiver circuit that will perform a simple on-off operation when I push a button on an IR...
Dec18-08 11:47 AM
berkeman
1 1,393
Hello: I need help determining if I and V assignments follow the passive sign convention. Here is the image of the...
Sep12-07 08:27 PM
hadia
13 5,891
More than likely somebody has already done this, however I do not know what to search for or where to start. Hopefully...
Jun19-08 09:06 AM
IHateMayonnaise
10 1,668
I found an image on google that I recognised to be an almost functioning NOT gate: ...
Feb6-13 11:27 AM
DrZoidberg
11 893
I ran across this link on how to revive NiCad batteries. Before I try this, I want to run this by you guys. ...
Jan21-11 06:53 PM
vk6kro
1 708
Hi, I have seen a couple of videos on youtube where people simply hook a homemade simple coil of copper wire ...
Aug13-12 11:41 AM
jim hardy
30 2,215
I was wondering if you were to use the em field caused by electricity flowing through a wire or coil to push a...
Dec3-13 05:22 PM
sophiecentaur
5 576
In a recent discussion the output of a single-phase permanent magnet alternator was the topic. The alternator has a...
May29-11 02:52 PM
DragonPetter
16 2,599
Hi guys (and gals) Say, i have a solar panel rated at 100w 12v with the following specs: Short circult...
Aug15-12 03:37 AM
NascentOxygen
1 480
I've been hearing that our very brains have more computing power than the highest of computers. IS this true. I mean...
Feb1-09 11:33 AM
XPTPCREWX
44 5,188

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