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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 96,449
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 59,042
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 83,824
Before posting anything, please review the Physics Forums Global Guidelines. If you are seeking help with a...
Mar26-08 12:32 PM
0 31,490
As fare as I have researched UVLO Under Low Voltage Lockout is a circuit which is used to turn off and on the output...
Mar16-13 09:55 AM
Daniel Floyd
7 1,715
My laptop doesnt like public wifi for some reason but iphone has no problem connecting. Is there anyway to have my...
Mar16-13 08:13 AM
1 315
Hello PF, I have a doubt. polarization refers to the plane of Electric field right?, then linearly polarized wave...
Mar15-13 10:25 PM
3 1,526
Hi all, I have - 2 ICs that requires -10v and +10v - 1 IC that requires -5v and +5v How can I power them...
Mar15-13 06:44 PM
4 472
Hi all I'm a bit confused by DC current (possibly AC too if its the same). On many DC power supplies it will...
Mar15-13 06:31 PM
4 1,139
I am designing a motion tracking device and just discovered that there exists solid-state gyroscopes. My question is...
Mar15-13 01:42 PM
2 439
got my hands on an old phone, and recovered the LCD panels (it's a flip phone, with an external panel) anyone know...
Mar15-13 11:48 AM
1 1,058
I am doing project on open loop v/f control of three phase induction motor. How to decide the frequency and amplitude...
Mar15-13 11:12 AM
1 568
How to power an OpAmp using two batteries, so there's no connection to mains ground or neutral? This circuit requires...
Mar15-13 09:32 AM
jim hardy
39 2,278
HI. I am using Piezo Electric as a AC voltage source which gives voltage spikes of around 35V little current...
Mar15-13 09:17 AM
jim hardy
3 603
Hi, This is my first post here. I am planning to work on small project for my car, wherein I could power up a...
Mar14-13 08:30 PM
5 607
I want to measure ac voltage raging from 60v to 300v using microcontroller i have figured everything else out except...
Mar14-13 12:32 PM
4 940
Hey, I wanted to generate a pulse of ON time of about 10-50 ns and time period of around 1us. Don't know how to...
Mar14-13 12:26 PM
4 503
Hello, I am working on a regenerative wheel hub design for an EV. This is not a regenerative braking system, nor is...
Mar14-13 12:19 PM
15 773
Hi PF, I am trying out LM565 PLL IC and designed the basic circuit for checking free running frequency f0...
Mar14-13 09:54 AM
jim hardy
3 690
Is it possible to construct Nyquist plot from polar plot (ω varies from ∞ to 0) ?
Mar14-13 06:17 AM
1 544
Hello. i am searching for a topic for my Master Thesis. My Master is on Power Systems and i want to combine my...
Mar14-13 05:56 AM
7 741
Hi everyone, how should I manage to make the analysis of an op-amp when there is something between Vn and Vp,, for...
Mar13-13 10:13 PM
The Electrician
2 482
I have a question about the pulse of a ultrasonic transducer used to measure the compressive strength of cement. It's...
Mar13-13 07:02 PM
0 369
I am building a circuit that is hooked up to a 1.2v NiMH battery. I will be using a wire mesh similar to this:...
Mar13-13 06:54 PM
4 666
Hi all, How would I calculate theoretical power of: 1Vpp 1Mhz (sinewave) 200 cycles 100ms interval 50Ω...
Mar13-13 02:10 PM
Carl Pugh
1 542
In a series RC circuit, the current flows until the voltage of the capacitor equals that of the source so that the two...
Mar13-13 11:32 AM
9 790
I recently encountered circuits with the source having internal resistance, and it became confusing applying...
Mar12-13 11:36 PM
2 570
Attached is a picture of IIL (integrated injection logic) cell. I understand the operation of the second...
Mar12-13 08:38 PM
7 811
hello, i am an undergraduate student pursuing engineering. kindly suggest me a good book on electrical machines...
Mar12-13 04:47 PM
4 2,062
Hi All, I am struggling to find the thevenin equivalent for the following circuit. I will leave out the values for...
Mar12-13 11:51 AM
7 824
Hi, I am very interested to learn something about micro controller system and work with these. But I don't know much...
Mar12-13 11:39 AM
2 510
Hello Forum, Battery chargers are devices to put energy into a secondary (rechargable) bttery by forcing an...
Mar11-13 03:59 PM
1 737
Hello. My question is relative to practical experience of use of TC-6 trigger coil. In fact I've already used in some...
Mar11-13 12:39 PM
1 599
I am building a transformer of about 9.3 gain operating at 20kHz. One would think this is saturation but if that were...
Mar11-13 12:38 PM
5 456
I have a buck regulator running hot. I reduced the switching frequency and the temperature is almost normal. The...
Mar11-13 11:51 AM
7 1,024
Hello PF, I was watching a video from NPTEL (transmission lines), where the professor was explaining...
Mar11-13 09:59 AM
1 426
Hey Everyone, I want to design an 8-bit Multiplier, using 4-bit Adders. I created a Ripple Carry Multiplier using...
Mar11-13 07:53 AM
6 1,653
Hello all. I'm trying to make a dead simple tank circuit and test its frequency using either my multimeter (which...
Mar11-13 07:23 AM
25 1,929
Greetings, I am a high school student that is trying to learn about electronics and circuits for a hobby, and I...
Mar10-13 03:27 PM
46 2,398
hi i wanna to create a small robot controlled by Bluetooth of cell phone but i wondered about how the robot can...
Mar10-13 02:31 PM
3 624
Ok i am a hobbyist and i currently building a circuit in which when i place this on an oscilloscope i am gaining a...
Mar10-13 12:17 PM
Daniel Floyd
6 622
I wish it wasn't out of desperation that I'm making this first post! I have a neural network that is making...
Mar10-13 11:05 AM
Cardinal Gramm
2 741
hi, i'm currently working on fuzzy logic controller that will be used in UPFC..can someone share an idea on how to...
Mar10-13 03:28 AM
0 576
As a part of a school project I am required to build an electromagnetic tether robot. The robot needs to stay a...
Mar9-13 10:59 PM
2 789

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