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This is statement from another user in anoher electronics forum and unfortunately is very true
Why Engineers earn less salary compare to Sales n Marketing guys
Dilbert's Theorem on Salary states that engineers and scientists never earn
as much salary as business executives, sales people &...
Help with shottky diode
What is exact meshanism of electrical breakage of a shottky diode?
I mean from phisical point of view.What happens inside crystal structure high
current passes through diode
if you whant to build a gas based laser you need vacuum pump.because the gas pressure shoud be severall torrs.At atmospheric pressure the laser may not start.For a laser based on crystals for example YagNeodym you need krypton lamp to start oscilations.(in both cases a lot of money will be needed)
repair usb logitech dual
I have serious problems with that gamepad.After several minutes gameplay it loses calibration.Do anyone have information how to repair it??
A friend of mine used peltier ellements to cool a laser.He says that peltier is effective up to 200 W.Note that peltier ellement is based on thermoelectric effect and it`s also consumes energy.
Here are parameters of such ellement
Max current 6 A
Max Voltage 15.4 V
Max...
The idea behind testing is when you put something known at the input you expect something known at the output.Fig 8 gives you internal state of G4 when you vary input.Note internal state of G4 and compare with s input of test signature analyser on fig 9 same isn`t it.G4.9 is always high as your...
rf triangulation
Dude this project is rather complicated.
I recomend to read following:
hxxp://www-imt.unine.ch/mogid/
You shoud read gsm standart very carefully.To succeed with such a project you need phone with service firmware.
There is a good book about land mines detection published by RAND corporation.you can download online version of the book from their site
www.rand.org.If you want to detect land mine that is made by plastic material you will have to use GPR or other sort of technic that will give you the...
I use both mils and mm.mils when i draw pads and mm when i`m making pcb.Using mils or mm depends only of the manifacturer`s equipment, because most of the firms i worked with want the drill file to be in mils.
property pcb footprint
With "PCB Footprint" property in Orcad you can set a footprint for a given component.Yes it`s right when you place a component this property is empty.You must to set it manually or automaticly when using a macros.You can view footprints in Orcad layout.For example i...
tca 780-siemens(pdf)
in the following PDF there is a short description of TCA780
I hope this will help you.Unfortunately all text is in spanish
**w.dsce.fee.unicamp.br/~antenor/ pdffiles/ee832/exp2-2002.pdf
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