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Sci.Electronics.Basics
Sci.Electronics.Basics is a worldwide Usenet news group that is used to discuss basic electronics questions.
There are 4626 threads in our archives.
You are looking at page 10 of 463.
The threads with the newest articles are listed first.
Simple SD Interface [2 articles]
FyberOptic - 2010-01-07 07:29:00
Hi folks. Hopefully my post won't get lost in all the spam I noticed
in this area!
Anyhow, I want to do something fairly simple, but I want the advice of
someone who actually knows more about th...
Question on AMPS [20 articles]
ULB - 2009-12-31 18:21:00
Hi all,
I have a simple question I am sure for you guys, but I am merely an
idiot when it comes to these things and most other things too. :)
Anyway,
I am looking for a momentary key switch (...Design of process control timer [6 articles]
venkatsr - 2009-12-29 15:12:00
I need help on designing a sequential timer to switch on and off
atleast 3 relays in a particular sequence using timer ic.Thank You!
...Problem with power management circuit in Dell 2407 WFP Monitor [3 articles]
Jack B. Pollack - 2009-12-29 02:28:00
I have a Dell 2407 WFP Monitor. Lately it has been acting funny. Most of the
time when turn on the PC the monitor comes out of stand-by and I get the
Dell logo, then I see the Windows boot logo fo...WHAT IS A TUNED AMPLIFIER? [6 articles]
jekob - 2009-12-28 02:52:00
I NEED A HELP ON A TUNED AMPLIFIER
JUST ALITTLE LECTURE NOTES ON TUNED AMPLIFIER WITH BJT AND FET ALSO
AND THIER GAIN AND EVERY THING ABOUT THEM
...Biasing bipolar transistors [16 articles]
Dave - 2009-12-25 12:31:00
How can one tell if one has the optimum setup for biasing a bipolar
transistor, while it's still all on paper? There must be a way, I just
don't know what it is, and am thinking that it's not nec...Long-lasting lcd display [2 articles]
TonyMS - 2009-12-24 12:32:00
A display unit I made about 9 months ago using an lcd alphanumeric
display has gradually deteriorated to the point where all contrast has
one, and it is unreadable.
Can anyone advise me what sp...Winding Toroids Phasing [4 articles]
Hammy - 2009-12-23 22:17:00
I'm constructing a multiple output flyback transformer using a Toroid.
My input voltage is 12V to 20V output is 5, 12 and -12, Po = 7W.
My question is about the phasing. See picture
http://i49....Stamp tachometer problems [6 articles]
steamer - 2009-12-23 08:37:00
--There's a site up with an excellent description of how to build a
tach with a Basic Stamp, at:
http://www.floridaame.org/Plans/Kamran%20Nili/rpm/tachometer.html
I built this circuit the other ...Programmable clock divide-by-N [8 articles]
Thomas Magma - 2009-12-23 06:19:00
For some reason I'm having troubles finding a programmable clock divider
chip. I have a 20MHz reference clock that I need divided by 23. I would like
the option of changing this divide ratio if ne...