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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...
Jul5-14 05:32 AM
hussain_aamir
193 90,309
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 79,674
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 56,718
Hello, I haven't learned anything about micro controllers yet but I wanted to get a head start since I hear that...
Jul21-14 08:30 AM
Windadct
21 7,219
Even as a kid, I saw beauty in old devices. That made me want to understand how they worked. I had lots of old...
Jul21-14 12:14 AM
dlgoff
21 6,101
Before posting anything, please review the Physics Forums Global Guidelines. If you are seeking help with a...
Mar26-08 12:32 PM
berkeman
0 30,387
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 5,092
I found an image on google that I recognised to be an almost functioning NOT gate: ...
Feb6-13 11:27 AM
DrZoidberg
11 997
This isn't a homework problem or anything, but a problem plaguing me at home. I have a set of speakers that pop...
Sep23-10 12:58 PM
Wetmelon
11 16,278
I'm looking for a device I can use to measure analog voltage (up to 25V) and send the data to a PC via USB. Only...
Jul20-10 01:15 AM
berkeman
11 10,586
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 7,319
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 2,488
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 4,863
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 3,068
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 3,089
Any ideas for 10 week FPGA project?? I am looking for something on complexity of FM radio receiver , MPEG decoder...
Apr3-10 07:25 PM
digitalblggr
11 7,742
I am planning to do a project based on wireless data transfer. I have a basic background in electronics only as far as...
Apr14-10 02:17 AM
mstarman
11 6,025
HP's memristor continues to catch attention as a fundamentally new and disruptive technological component: ...
May1-10 12:13 PM
fourier jr
11 3,713
Hey guys. i am on a little project here, may i know hot to calculate heat dissipation from processor and HDD ? is it...
Apr29-10 04:39 PM
klipper76
11 3,103
Hi, I have a circuit that I am working on that I adapted from the 6v version here...
Apr15-10 10:04 PM
vk6kro
11 3,312
Hi, Its great to see a forum like this thanks for your efforts and thinking that PF can help me a lot. I Am ANANTH...
Apr27-10 09:26 AM
sai_rajdi
11 1,716
Hi, if cosine and sine waves are exactly the same wave except cosine starts earlier in time, why do they have...
May3-10 02:21 AM
Phrak
11 3,332
How small can I make a transformer and still get 1:30 or preferably higher step-up ratio ? I have been reading alot...
Jun2-10 12:46 PM
berkeman
11 5,195
I was reading about IGBTs. They can handle much more power than Mosfets and BJTs. I thought Mosfet could handle more...
Jun10-10 09:22 AM
cabraham
11 3,495
When the grounds are different at source and destination, how do you connect the signal source to your circuit? I...
Jun10-10 01:08 PM
likephysics
11 2,521
hello friends can i say that Ground(earth) and neutral are same ? if not so, please distinguish them for me...
Jun28-10 02:30 AM
m.s.j
11 4,345
After solving a simple circuit with a inductor L in series with resistor R Driven by Voltage source V0 by using...
Jul19-10 09:02 PM
paulfr
11 3,884
Hi this is my first post on here I am looking to create a large voltage across a primarily capacitive load at...
Jul12-10 03:57 PM
dlgoff
11 3,147
Hi, I am required to design a monostable multi-vibrator suited for high frequency 200MHz. I am currently referring...
Aug6-10 02:37 AM
cherry_ying
11 5,487
I have been studying npn bipolar transistors and how to apply gain to the current in a circuit, yet i simply do not...
Oct16-10 01:23 PM
Azelketh
11 5,354
I want to make an rc electric toy car using a UPS as power suply. It is possible? Some advices please.
Sep9-10 01:19 PM
Wetmelon
11 1,449
As the title states, I've been having trouble figuring out how to run a certain large dryer for corn and rice due to...
Oct8-10 08:58 PM
vk6kro
11 6,889
We have a PC with digital-to-analog converter. With help of this converter we generate “pure” sine: y(t)=A*sin(2π*f*t+...
Dec20-12 10:50 AM
jim hardy
11 863
Hello all. I have a data signal that I'm looking to reduce the noise in. I'm recording voltage at 12000hz and am...
Jan3-13 01:04 PM
Enthalpy
11 1,052
I have an Arduino Uno micro controller that operates at 5V and I'm doing some work with an LED. The positive leg of...
Dec25-12 09:18 PM
berkeman
11 2,083
Hi: I bought six instrument amplifiers(AD620AN), i tested these ICs,all ICs was work properly but later the ICs...
Dec26-12 11:41 AM
samaaa
11 1,369
Hi there! I recently noticed that the little drainage tube in the back of my fridge keeps blocking up with ice. As...
Jan17-13 06:27 AM
sophiecentaur
11 1,625
Hi, I am currently taking a course on electronics and not quite sure of what ideality factor really means...what...
Jan12-13 03:29 PM
Mike_In_Plano
11 3,530
http://i.imgur.com/K4pwP67.jpg I need one small input to switch on a slightly larger circuit permanently, until I...
Feb8-13 08:29 PM
skeptic2
11 1,023
I have used many mobile phones and controlled volume on them but I have never been able to figure out how the volume...
Feb26-13 01:01 PM
carlgrace
11 967
I know some 110V extension cords have a little orange light that shows you if it is plugged in. How do these work? I...
Mar28-13 03:22 PM
skeptic2
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At the moment, I'm interested in power inhibition. One of my goals is to find something that knocks out power that...
Apr1-13 04:38 PM
Windadct
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Need to do something which requires adding a 2V DC bias to power coming out of the wall (120V, 60Hz), going to a...
Apr8-13 02:22 PM
0xDEADBEEF
11 1,275
Hello all. I have two questions. 1] How do poles and zeros relate to bode plots? What happens at a pole or zero? ...
Apr28-13 01:08 PM
perplexabot
11 1,206
I bought the TC4421 to drive a IRFP250N power MOSFET. I'm using a 12v battery as the power source, and an Arduino to...
May3-13 12:42 PM
jim hardy
11 1,392
Hi guys. This is for an engr project that im involved in. I have everything else worked out but this got me...
May11-13 11:42 AM
engrproject
11 836

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