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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...Simple SD Interface

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 (...Question on AMPS

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! ...Design of process control timer

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...Problem with power management circuit in Dell 2407 WFP Monitor

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 ...WHAT IS A TUNED AMPLIFIER?

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...Biasing bipolar transistors

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...Long-lasting lcd display

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....Winding Toroids Phasing

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 ...Stamp tachometer problems

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...Programmable clock divide-by-N
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