Minimal size 5V/100mA power supply [11 articles]
ivanatora - 23:06 07-05-08
Hello,
I'm designing a matchbox-termometer. It will consist of a 7-segment
indication, PIC16F88 (18 pin) and TC77 - SPI temperature sensor
(smd).
The hard part is to find some ... Read More
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Part time Internet Jobs for Indians [7 articles]
raman - 18:20 07-05-08
Are you looking to work from Home? Home based typing positions are now
being offered by many Companies at present! Receive your paychecks
every month! Full training provided by t... Read More
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Part time Internet Jobs for Indians [3 articles]
raman - 12:30 07-05-08
Are you looking to work from Home? Home based typing positions are now
being offered by many Companies at present! Receive your paychecks
every month! Full training provided by t... Read More
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Reducing EMF on cooling fans [15 articles]
Fritz Oppliger - 11:52 07-05-08
I am tasked with reducing "EMF" in the vicinity of computer type
brushless 12VDC cooling fans. Problem similar to
http://www.sciencedaily.com/releases/2008/04/080430201654.h... Read More
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DTMF from a pic chip [4 articles]
lerameur - 09:11 07-05-08
Hello,
I finally got my circuit working... well almost.
I use a pic chip with picbasic pro, I output DTMF and this goes
through a filter shown in picbasic manual:
http://www... Read More
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OpAmp and reference recomendations [3 articles]
Hammy - 07:16 07-05-08
I got tired of looking for a FET LDO that meets my line and load
specs, so I'm building my own. The LP38691 is the closest I could find
thats in stock and doesnt cost a lot,and... Read More
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Healthy Living
john - 03:37 07-05-08
Lower blood pressure - cholesterol - fats - blood sugar , improve
respiratory responce , treat cancer.
www . ceosec . com
... Read More
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terminator use [14 articles]
20:48 06-05-08
I'm confused about the use of terminators. I'm sending pulse signals
from some 93 ohm output equipment through 93 ohm coax to my scope
which is 50 ohm. I have a t at the scope. S... Read More
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cc at powersupply [5 articles]
sp - 18:38 06-05-08
we r doing one project based on uc.we want 2 supply voltages one is
5v,and another is 3.3v.we r using adjustable voltage regulator to
adjust the o/p voltage.i will consume 50mA,... Read More
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Help needed to construct wireless headphones [5 articles]
Gaurav - 04:19 06-05-08
Hi everybody,
It has been a long time since my college and I wish to brush up my
learning that I once did. I am in need of a wireless headphone and
would love to construct one o... Read More
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pulsing leds [8 articles]
22:00 05-05-08
Is there a upper limit as to how fast you can pulse an led say a
ordinary red led 2v v forward,20mA current. I'm try to drive it with a
signal generator,and pick up the flashes w... Read More
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DSL phone line [12 articles]
Stumpy - 21:59 05-05-08
We just switched over to DSL from modem on home computers. Put DSL filters
on the handsets in the house and also on the cord going to the computer
modems. When we try to rece... Read More
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Need advice [11 articles]
dan - 14:02 05-05-08
Hi,
I am interested in pre solid state electronics and would like to learn to
design circuits and build my own guitar amplifiers. Every book I've seen so
far deals with all ... Read More
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Help!!!! [7 articles]
08:59 05-05-08
I want to built a garage for an electric vehicle with a photovoltaic
roof and/or a wind generator that will trickle charge the battery. I
need a simple, economical DC system wit... Read More
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