hello,
how can i import the schematic (.dsn file) from proteus, and use it in orcad?
thanks for your answers...
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I just bought a 320w TEC to cool my processor. But the problem is, I can't afford a power supply that can provide enough amps through a single 12v rail. If I buy a power supply that has dual 12v rails...
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Good Evening All,
I've put together an Excel sheet (16 Kb ZIPPED) to act as a specific purpose calculator, into which I've programmed the various formulas involved in designing "flat" coils...
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I took apart a Staples Easy button toy to see how it worked. Its very simple; attached to a circuit board there is a resistor, a capacitor, a button, and a circular black object that looks like a glo...
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can anyone tell me that how to calculate corona power loss for bundled conductor? I need formulae of it....
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hi guys...my question is kinda weird..
i want to add 1 byte to another 1 byte and get the result on 7-segments
i have to use the ICs 74283 (4- bit full adder)... and i no how to connect them to...
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I am using a Triad Magnetics CST206-3T Current Sensing Tranformer. How does it work? I need to find a resistor to measure the current, while getting the highest possible gain, and without losing per...
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I have been trying to understand how 240 voltage works in devices such as motors or heating elements I know that current needs a complete path to flow to produce power and in the typical 120 volt cir...
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Hi, it would be great if someone could give me a conceptual explanation of how a simple circuit of fiber optics communication works, since this is where the world is, in a communications sense....
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Hi, I am curious to know what is a typical numerical value for the attenuation coefficient of common optical fibre. Please don't include anything strange in the units like dB since I am new to that. T...
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hi,
how can i plot the bode plot for this transfer function:
100
----------------
s^2 + 10s + 100
i have
2*ksi*w=10
w=sqrt(100)=10
thus, ksi=1/2
-ksi*w=-10/2=-5
so the overshoot ...
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Trying to find out information on NAND and NOR logic gates and which, if any, may be less reliable at higher speeds. Supposedly this would have something to do with propagation delays and triggering t...
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I often see on electrical devices, they say how many amps the device uses. But I wonder how can that be? if you do not know the voltage and the resistance (im guessing they do know the resistance) ho...
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Hi All
I would like to build a synchronous detection circuit for detecting the real and imaginary part of the signal (I and Q value), the operating frequency for the system is 20 MHz...I would like...
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Hello All,
I hope everyone has had a good weekend. I've put together an Excel sheet (168 Kb) into which I've programmed the various formulas involved in designing coils, such as would go into a gene...
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Why does Hartley Oscillator produce a sine wave?Is it just because Barkhausen condition is satisfied?...
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hi,
I am having trouble figuring this out mathematically...
I have no idea why but I can't figure it out using V=IR that the circuit on the left has 1/3 the current of the circuit on the right.....
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HI, I'm doing a project on applications of linear algebra to circuits. So far I've found how to use matrices to find loop currents and nodal voltages. I'm having a hard time finding more applications,...
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So I'm pretty well finished with all of my 300 level courses. Basically, I've got all the basics. I was wondering if you guys think there is anything that is not usually taught that I should teach m...
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Does anyone know where I can get a copy of pspice? I just want to try out the examples in the Sedra and Smith's "Microelectronic" textbook examples....
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Hello All,
We are trying to make an electric vehicle and we want to use ultracapasitor.
Is there anyone who has experiences and what is differences these capasitors from others?...
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Hi i am stuck with something really simple :(
I know that we can express a signal with the even and odd signal
x(t)=xe(t)+xo(t)
(xe(t) means even signal and xo(t) means odd signal)
x(-t)=x(t) fo...
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I have a problem where I have digital information on my computer and want to send it to thousands of receivers across a city that would then turn the signal into another digital signal ultimately to b...
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What is "rated load" and what is its relationship to rated voltage and current?
Part of the question:
"Assume the transformer is supplying rated load at 480 V and 0.8 PF lagging. W...
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Dear All ;
what is the inverse fourier transform for f(w)=|w|
and how can do it in steps??
thank you
ahmad...
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