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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 14 of 478.
The threads with the newest articles are listed first.
Robot Motor [4 articles]
CWorth - 2010-05-13 09:57:00
I found a great robot motor and now am looking for solenoids and
servos. Does anyone have a great source for these?
Sanyo 75:1 Micro Geared Motor - http://www.bgmicro.com/ultimaterobotmotor.aspx
...
Passive Earthquake Proofing w/ Dry Stone [6 articles]
Bret Cahill - 2010-05-11 04:29:00
http://en.wikipedia.org/wiki/Earthquake_engineering#Friction_pendulum_bearing
"People of Inca civilization were masters of the polished dry-stone
walls, called ashlar, where blocks of stone were c...Taking Great Pride In Low Tech Long Overlooked Inventions [13 articles]
Bret Cahill - 2010-05-10 02:49:00
Am I the only one?
Bret Cahill
...Flickering Light [11 articles]
don - 2010-05-10 01:19:00
I have a Luxo asymmetrical task light which takes an 18 watt bulb, which is
starting to give me trouble. Most of the time it will just flicker as if it
is trying to come on, but sometimes it will ...Voltage loss over many circuits [12 articles]
eromlignod - 2010-05-09 10:20:00
Hi guys:
I'm an ME and I'm trying to drive a large number of circuit boards in
a confined area. The circuits are all identical and pull about 150 mA
at 5V each. The problem is that there are al...Thermistor Voltage Supply Question [5 articles]
Terminal Crazy - 2010-05-09 06:13:00
Hi guys,
quick question for the experts.
I'm playing with a system of thermistors feeding an RS485 Networked ADC to
my computor.
My supply is 5V with a 47k resistor as a Voltage divider with ...magnetics question [2 articles]
Michael Robinson - 2010-05-08 16:49:00
A lot of people have built the circuit in this Home Power article.
http://alton-moore.net/graphics/desulfator.pdf
There's also an active discussion forum
http://leadacidbatterydesulfation.yuk...World's Largest Wheatstone Bridge [39 articles]
Bret Cahill - 2010-05-05 14:44:00
String a wire back and forth across / along a fault line to measure
very small displacements in the earth's surface. If the resistance
and/or tensile strength needs to be higher than a common singl...60mV to 10V voltage amplifier [14 articles]
Allen Bong - 2010-05-05 12:52:00
Hello group,
I wish to construct a circuit to amplify an input voltage of 0 to
60mV dc to output 0 to 10V linearly.
I have came out with a simple circuit as below:
TL084
0-60mV ...What's the gain of this op-amp circuit? [8 articles]
Allen Bong - 2010-05-05 02:35:00
Hi,
I have been playing with op-amp for the past few weeks and I came
across this circuit
http://www.flickr.com/photos/11236051@N08/4577591378/sizes/o/
If I am correct, the gain of op-amp U1...