Basics
in [Electronics]
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cell phone intererence / feedback Hi There, Can someone explain to me why whenever my GSM cell phone rings, I hear that humming/pulsing sound on any audio equipment that's near the phone such as an MP3 player and a set of ear buds. Why would GSM transmissions on 800/900MHz or even 1.9GHz create that audio pulsing sound within the baseband a... 13 Jan 2010 17:46
Transformer for arc welding I've been thinking of buying one of those cheap (~$100) 120 VAC "stick" arc welders for a particular project: Welding an angle-iron frame to hold a larger version of my experimental electric kiln. (No, I don't need or want a big 240V model, and the low duty cycle of a cheapie is no problem at all for my pur... 10 Jan 2010 13:00
Problem with power management circuit in Dell 2407 WFP Monitor 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 for a brief instant and the monitor turns off. If I press the power button it comes on for another brief second and th... 29 Dec 2009 03:12
WHAT IS A TUNED AMPLIFIER? 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 ... 28 Dec 2009 03:08
~~~~~~~~~~~~~~ ROOF TRUSSES ~~~~~~~~~~~~~~ .. ~~~***~~~ ================================================== ================================================== ENTER HERE: http://full-base.com/5/roof-trusses <<< ================================================== ... 26 Dec 2009 20:57
~~~~~~~~~~~~~~ GOURMET RECIPES ~~~~~~~~~~~~~~ .. ~~~***~~~ ================================================== ================================================== ENTER HERE: http://full-base.com/5/gourmet-recipes <<< ================================================... 26 Dec 2009 16:34
~~~~~~~~~~~~~~ LADDER RACK ~~~~~~~~~~~~~~ .. ~~~***~~~ ================================================== ================================================== ENTER HERE: http://full-base.com/4/ladder-rack <<< ================================================== ... 26 Dec 2009 15:28
~~~~~~~~~~~~~~ USED MOTORCYCLES ~~~~~~~~~~~~~~ .. ~~~***~~~ ================================================== ================================================== ENTER HERE: http://full-base.com/3/used-motorcycles <<< ===============================================... 26 Dec 2009 11:05
~~~~~~~~~~~~~~ MANTIS TILLER ~~~~~~~~~~~~~~ .. ~~~***~~~ ================================================== ================================================== click here to enter: http://full-base.com/1/mantis-tiller <<< ===============================================... 25 Dec 2009 01:52
Long-lasting lcd display 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 specs or make to go for when I make a replacement unit, in the hope of getting several year's life? Tony MS ... 24 Dec 2009 12:58 |