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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
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I've occasionally been asked by some of the students I've mentored or TA'd over the years, "What's in your toolbox? ...
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davenn
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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
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Before posting anything, please review the Physics Forums Global Guidelines. If you are seeking help with a...
Mar26-08 12:32 PM
berkeman
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If i connect the positive terminal of a 5 volt battery to positive terminal of 10 volt battery and the negative...
Feb15-11 10:41 AM
berkeman
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William February 14 2011 I am wondering if i could have a few career electrical engineers to answer a few...
Feb15-11 10:39 AM
berkeman
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Hi, I have a quick question regarding Operational Amplifier's. I understand in an ideal Op-Amp the current through the...
Feb14-11 10:22 PM
cabraham
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Hi, I want to power a wifi device using solar power. But I see the datasheet which has input voltage -48 VDC. I...
Feb14-11 05:40 PM
sophiecentaur
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I just started working on a furnace that uses the puck type thyristors for the main power switching. Every now and...
Feb14-11 06:48 AM
roro36
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I know from the data sheets that a Preamplier (EDFA) requires lower input optical power, but can offer high gain (eg...
Feb14-11 04:29 AM
jsgruszynski
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Hello people I am trying to revise for my exam next week..I have searched everywhere but still I cant find how to...
Feb14-11 12:44 AM
staticd
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Hello Physics Forums, I'm attempting a portable energy generator that will apply the Seebeck Effect to a campfire,...
Feb13-11 10:48 PM
Stan52
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Hi, Can any one explaine me what is the basic difference between the mentioned question and how it differs on...
Feb13-11 05:34 PM
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Say you had a lossless transmission line that consists of an ideal source, a 50 ohm impedance, a 100 ohm impedance,...
Feb13-11 03:17 PM
Bob S
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I was just looking for some insight on this problem. It is not a homework problem, my boss just asked me to figure it...
Feb13-11 08:39 AM
abubaker
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I am a physics student new to the world of electronics and I have a question that may turn out to be very simple. What...
Feb13-11 03:43 AM
uart
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what are neutral wires and their colours??????
Feb12-11 11:13 PM
davenn
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In general, if I have a constellation of symbols, how can i calculate the energy por bit? I think I should calculate...
Feb12-11 07:22 PM
berkeman
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I am studying to become and electrical engineer and am currently taking Electronics I. I am having trouble...
Feb12-11 06:27 PM
dlgoff
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I'm planning to design a PIR motion sensor. I wanted to know if I can use ordinary class-A amplifiers to amplify the...
Feb12-11 05:53 PM
berkeman
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Hi, ok so everytime I think that I have understood the concept of Energy transmission, losses and voltage drop, I...
Feb12-11 05:50 PM
mathological
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Hello, I have two devices, one that emits a 5V DO and another that recieves a 24V DI. I wanting to interface them...
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Bob S
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Guys, I was wondering if any of you has encountered a problem with multiple energy sources and the analytical...
Feb12-11 12:19 PM
FrankST
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So I was wondering if I could get some help and advice on a project I am working on. I have next to no experience or...
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uart
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I have a source of 800 Kilo Ohms and I want to power an LED with that source. Which I would presume the LED would have...
Feb11-11 08:35 PM
Jiggy-Ninja
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I've been looking ahead in my textbooks and reading some stuff online, and there's some things I'd like to know about...
Feb11-11 07:53 PM
Jiggy-Ninja
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I want to make sure I clearly identify myself as a noob. I have taken a speaker wire and spliced it 4 times...
Feb11-11 05:27 PM
AlephZero
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how can i apply an ac voltage to a certain circuit using an oscilloscope and an ac signal...hopefully you can help me
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lorenb
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I'm not sure I understand this definition, it's written in a rather confusing manner...instead of saying how much...
Feb11-11 01:18 PM
dlgoff
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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
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So I have the piezo lighter hooked up to a rheostat with one mega ohm resistance, then a 30 kilo ohm resistor and then...
Feb11-11 06:57 AM
vk6kro
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Hello Forum, in the telecomm industry, the most common and economical form of modulation is direct modulation,...
Feb11-11 03:44 AM
jsgruszynski
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I'm not sure I understand the point of alternating currents. From what I understand, it's electrons spinning in...
Feb11-11 02:54 AM
Femme_physics
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Hi Guys, I am trying to find out if there are any standards / regulations (world wide) for the distance between...
Feb11-11 02:09 AM
davenn
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The ouput of common emitter transistor 1 is connected to input of common emitter transistor 2. Please explain about...
Feb10-11 01:40 PM
Bob S
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Suppose a capacitor is initially charged up to 2V, and then a 1V DC voltage source is used to discharge the capacitor...
Feb10-11 12:47 PM
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I have a capacitor that is marked different than most I've run into in the past. I'm not sure how to read it. It looks...
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I want to know the BJT implementation of flip flop with the help of proper circuit diagram..
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Hey all, I've got a high voltage power supply that I need some sort of connector for. It's a 40kv 15ma output and the...
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I am not an electrical engineer. Ok, so I am interested in taking a cheap LED flashlight or headlamp (which I don't...
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do all double pole switches hav an 'off' position??? what is the operation of a transfer switch??? what is the...
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I'm trying to calculate the temperature increase in a filament which a pass a current through. It's a very fine wire,...
Feb9-11 06:34 PM
vk6kro
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Let's say you have two batteries in parallel and at the same voltage. Well batteries fluctuate in voltage and when...
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Hey guys, I want to build a DC Permanent Magnetic Generator that will generate electricity which I want to pass...
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