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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 4775 threads in our archives.
You are looking at page 20 of 478.
The threads with the newest articles are listed first.
Floating the 'scope [67 articles]
George Herold - 2010-03-10 13:42:00
Why do they make 'scope inputs ground referenced to the third wire of
the AC plug? Today I smoked the 10 ohm resistor that was separating
The AC ground from the 'ground' of my circuit. I'd forgott...
polarized cap in audio circuit? [5 articles]
panfilero - 2010-03-09 12:19:00
is it ok to use an electrolytic polarized cap to block dc signals in
an audio circuit?
Basically I have this kit
http://www.electronickits.com/kit/complete/meas/ck102.pdf
and I wanted to rem...Multiple DSL connections on one phone line [16 articles]
JD - 2010-03-08 21:38:00
I have a phone line that enters at one end of a
house and has a double plate for the usual 2 phone
connections in the room. I want to locate an
Internet radio near that plate and to have a DSL...Choosing a PIC controller [7 articles]
SPow - 2010-03-05 18:55:00
Hi,
I have been reviewing farnell's shop to get an idea of existing PICs,
but I am clueless regarding which one i should choose.
The PIC is connected to an accelerometer (input) and has 2 outpu...Discharge a huge voltage [26 articles]
lerameur - 2010-03-05 17:22:00
hello,
I have a very simple circuit here, I am charging a 900uF capacitor to
600v. (900v max capacity)
I want to discharge this at 0.01seconds interval. I have 30 ohm
resistance, without so fro...How to charge 3.6VDC battery with DC Power Supply [24 articles]
jg - 2010-03-04 12:46:00
I have a few Rayovac Camcorder 3.6V/2500 mAh batteries that I want to
charge. These were originally charged with a camcorder that I do not
have. However, I have the next best thing. I have a DC...DVB-RCS and DVB-S2?
MRW - 2010-03-04 01:04:00
Satellites... I can't seem to differentiate between DVB-RCS and DVB-
S2.
According to the fact sheet, DVB-RCS is a standard for two-way
communications that involves a hub and one to many satellit...Stepper motor controller current limiting question [10 articles]
HC - 2010-03-03 18:02:00
Hello, all. I'm trying to build my first stepper motor controller and
I have two questions. In trying to learn about stepper motors and
controllers I read the document AN907 from Microchip among o...Resistor for neon indicator lamp [29 articles]
George Herold - 2010-03-03 09:27:00
I've got a tankless electric water heater from eemax. that stopped
working the other day. eemax won't provide any component level
support, but I've ordered a new board for $45.00.
When I opened ...Q. re: "PWM" on Battery Charging IC [18 articles]
Bleep - 2010-03-03 03:01:00
Hello, Group!
I am a rube, so thanks in advance for your patience if this is a total-moron-
level question ;)
I was lookng at a MAX1848 battery-charge-control IC (the intent is to run the
ch...