Sci.Electronics.Basics
Sci.Electronics.Basics is a worldwide Usenet news group that is used to discuss basic electronics questions.
There are 4775 threads in our archives.
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steve - 2010-06-27 18:38:00
I am converting an old computer fan into a blower.
Over here at 240 volts, its speed is not adequate.
Is there any way to increase the speed (rpm) without burning the
motor.
Thanks...
Daku - 2010-06-24 18:44:00
Not being a power electronics person, could some electronics guru
please explain the term "high side" MOSFET driver. Thanks in advance.
...
gonzo - 2010-06-23 08:29:00
Now I know im not the only one who has had problems trying to do their own
barcode label printing . I started
trying to print my own about 6 months ago but kept encountering lots of
problems. I ...
Daku - 2010-06-23 04:24:00
I have a photovoltaic inverter related
question. Recently I have been looking
into the possibility of building a grid-tie photovoltaic inverter. A
number of semiconductor vendors e.g., Freescale,
...
Bret Cahill - 2010-06-22 23:38:00
http://www.usc.edu/dept/civil_eng/Earthquake_eng/Selected_Publ/PDF/ICS_Paper_II.pdf
Two interesting questions:
Why aren't they instrumenting bldgs today with relatively cheap MEM
accelerometers...
Shaun - 2010-06-22 09:02:00
Hello,
I recently bought a Blue ESR meter and assembled it and it is working well.
In the instructions it mentions making a jig with a 100 ohm 5 watt resistor
attached to some probes for discha...
Kari Laine - 2010-06-18 19:36:00
Hi,
I am wondering how these Video cards are made.
I have now studied little bit of Verilog and VHDL - very interesting
indeed. I assume commercial video cards use ASICs.
But are they defined ...
slither - 2010-06-17 15:30:00
Hi everyone,
I'm currently trying to design a 20kVA (11kV - 230V) pole mount
distribution transformer for a project. I'm having some difficulties
deciding which core material and winding materials ...
Stereo vision should be easy with LCD monitors. Just polarize every
other pixel one way and the remaining half 90 degrees.
If the orientation of each pixel could be changed back and forth
quickl...
Can someone supply a single transistor circuit that will give a damped
sine wave when a pulse is applied? to emulate a bell sound
--
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