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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Randy Day - 2010-06-05 15:27:00
Can anyone suggest why the following is happening?
I have two Pics, a '690 and a '2455, communicating
via eusart (8-bit). After a succesful round of
query/response, the '690 transmits (confirme...
don - 2010-06-03 08:55:00
What are the advantages of a 4pin vs a 2pin bulb..... the manufacturer of my
task light used a 2 pin bulb but the socket is made to accept a 4 pin......
Also..... the socket wire connections are of ...
Hey folks, maybe somebody can help me figure this out. I was looking
for a particular cap, and came to find myself a bit confused on
exactly how to determine what the value is. I know about the
c...
George Herold - 2010-06-02 15:08:00
Hi all, Silly question, but I thought I would check with the experts.
On a different forum someone was asking about putting in a fume hood
for soldering. One responder said that you needed one to t...
Michael - 2010-06-02 11:50:00
Fry's wanted $13 for some push-down suction desoldering device.
Anyone know where to get a desoldering sucker for a reasonable price?
...
wthurt - 2010-06-01 21:35:00
I would like to use the LM334 with 9V batteries to produce an
approximate 3mA constant current through a diode. But I am a little
confused by the device schematic. This device has three leads (V+,
...
lerameur - 2010-06-01 16:07:00
Hello,
I would like to know if anyone know of a good performing EMF meter.
mainly from 0 to 1Ghz under 200$. The only one I saw was a trifield
recorder, that ''they '' use also for ghost hunting...
chuck - 2010-05-29 02:15:00
Im trying to tigger a 555 timer with a comparator. Im using the 555
timer in a monostable configuration with the supply voltage at 7
volts. When the input to the 555 comes via the high output of the...
Zico - 2010-05-27 12:39:00
Hi,
I'm wondering if there's some circuit configuration (presumably
an op-amp based design) that would subtract two signals (say,
two audio signals) in a way that is *100% and absolutely
unaffec...
chuck - 2010-05-27 09:10:00
Thanks for the replys.
I am using the monostable configuration that is shown in the datasheet
(unsure of manufacture but I think its a universal configuration), it
uses two external caps between pi...
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