Questions tagged [electrically-conductive]
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How can I make connection on pcb (circuit board) holes without solder (for prototyping)?
I have a Pro Micro board (very small -- see pic below) and it has connector holes in the printed circuit board.
Best Non-Solder Connection (Easy and Removable)
I'm wondering the best way to make non-solder connections for doing my prototype work. …
raddevus
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What is more conductive, copper or doped silicon?
At room temperature, which is more conductive: copper, N-type silicon, or P-type silicon? What are their respective conductivities?
gstudent
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What are the uses of lugs/ferrules?
I've seen various projects using copper lugs and compressing them with bench vices.
What is the purpose? Can't you just use wires without the lugs?
Image Source
silentcallz
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Looking for electrically-conductive paste
I apologize in advance if this question is a shopping question.
I am having problems with noisy connection problems on a metal shield that covers a very sensitive VCO in a professional wireless audio transmitter.
This transmitter contains two metal…
Dwayne Reid
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Transformer Ratio
what if we energize 50 Hz h.v side of the transformer with 40Hz, is the transformation ratio don't matter? Suppose 400/200, single phase transformer which is designed to operate at 50Hz. If you provide it 40Hz the output will remain unaffected by…
Fernandez
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Potentiometer contact surface between carbon track and solder pin lost its conductivity
I have a 10k stereo slide potentiometer with the carbon tracks pretty much intact but one of the short 'traces' that connect the ends of tracks to the solder pins seems to have somehow deteriorated and lost its conductivity. (Area between pin…
Rintala
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Can ECG electrodes be used for EEG detection?
Im having financial limitation for purchasing EEG monitoring modules or electrodes. But so is not the case for ECG. I am doubtful whether I can use ECG electrodes for EEG since brainwaves are in the order of micro while ECG are much higher . On the…
user183710
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How can I calculate Ampere Per Hour if Intensity has been given
Today I had an exam on Technology, and there was a question:
If a nano robot has a battery of 2.15Ah(Amper per hour) , how much it will last without recharching , if the robot spends 1.8I(Ampere) in continuity. Solve that on minutes!!
I did it…
Famous Repost
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How to calculate the time that a piece of wire can last before it melts when constant current is applied
How to calculate the time that a piece of wire can last before it melts when constant current is applied?
Assume it has a fixed cross-sectional area, I know longer the wire quicker it will melt, but whats the math to calculate the exact time based…
yxing
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Proper thickness of different copper items normally used in Electric switch and socket?
When i open the plastic casing of electric switch and socket normally used in household like (250 V AC 16 A Switch , 250 V AC 13 A Socket) then i found different shaped copper bar. copper rod, copper sheet. Shape of these items are not uniform so…
rumman
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How does Touch Board work?
Some days ago I saw this device called Touch Board. It looks a bit like an Arduino (in fact it's based on Arduino). You can connect conductive materials to it, like aluminium foil. The board is able to detect when you touch this material.
How does…
Kevin
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Electrical current characteristics through conductor
This is a strange theoretical question, and I won't even begin to try to explain what train of thought has led me to ask the EEs...
When electricity travels through a conductor, let's use the obvious example of a wire, does the current saturate the…
Tedwin
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How to bond/connect wires to neodymium magnets?
After reading this, I learned it is not advisable to solder a wire to neodymium magnets.
After more reading I found this post describing the use of conductive epoxy to bond electrical wires to neodymium magnets, a very messy process which takes…
lucidgold
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Electric fence charging of peripheral devices
My game electric fence is split into various sections in order to create redundancy. Is there any design that I can charge a battery along the fence line from the joules generated from the line but not lose too much of the current in the fence line…
harry P
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Why the voltage across two points is zero in that circuit?
I'm a software developer and I'm learning electronics for embedded systems.
As I understand circuit today when a voltage is applied across a wire then the wire have a potential difference equal to the voltage applied between the two ends of the…
mba
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