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How can we get a small custom electronic device designed and manufactured?

2018-12-10

To get a small custom electronic device designed and manufactured, the good way that is you should look for the corresponding professional ODM and OEM one-stop professional platform.

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Where can I order cheap dual sided PCB?

2018-12-10

I guess, the circuit board factory of Pearl River Delta in China should be your best choice.

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What is GPS PCBA?

2018-12-10

GPS PCBA: GPS solution / GPS module / GPS Navigator / OEM & ODM

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Can we have a thermoelectric effect without having a PN junction?

2018-12-07

Nope.The thermoelectric effect is the direct conversion of temperature differences to electric voltage and vice versa via a thermocouple.

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Are the peak input and output voltages of the half wave diode rectifier equal?

2018-12-07

No. They are not equal. A rectifier is an electrical device which converts alternating current (AC) to direct current (DC), which flows in only one direction. The process is known as rectification.(Wiki)

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Is nodal analysis applicable to both DC and AC supply?

2018-12-07

Yes,nodal analysis is applicable to both DC and AC.

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Is there any problem if I use regular single-strand wire for solar connection?

2018-12-06

Not really. We can only say that the same wire diameter, the conductivity of multi-strand wire is larger than that of a single-strand wire, because the current passes through the surface of the wire and the surface area of the multi-strand wire is bigger.

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What is the diameter of a wire? How is this determined?

2018-12-06

If you know the square of wire, you can calculate the radius of wire by using that the formula for calculating the circular area, then diameter = 2 * radius ; Likewise, if you know the diameter of the wire, you can also calculate the square of wire

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How do I make a simple ON/OFF sensor with LED?

2018-12-06

Well, you may need to prepare these stuff, that is: A LAS ( light activated switch ) A LED Two Photosensitive resistors Batteries

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Would a house electric circuit show any voltage when its circuit breaker is off?

2018-12-05

Nope. The house electric circuit wouldn’t show any voltage anymore.

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