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Can I consider a contactor as a big sized relay?

2019-04-02

It depends. Let’s discuss it from two different situations:

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In the electronics world, do we consider a microphone as a sensor?

2019-04-01

In fact, ther are sensors in all microphones, one of them is the moving coil transducer whose structure principle that is splicing a light metal coil in the elastic diaphragm; Due to the coil is in a field of permanent magnet, as the elastic diaphragm vib

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Is it recommended to wear gloves while soldering?

2019-04-01

Absolutely! Protective gloves reduce the absorption of chemicals through the skin, which is quite recommended for welders to wear while soldering.

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What is earth resistance tester?

2019-04-01

Earth resistance tester: A common tester that is used to check and measure the earth resistance; An indispensable tool for electrical safety checking and grounding engineering checking and accepting.

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What's the effect on the properties of soldering lead if it's repeatedly heated?

2019-03-30

Bad effect: If the lead is repeatedly heated, the alloy power of the solder paste and welding flux will occur chemical reaction which definitely lower its viscotity ans activity. That’s to say, the welding quality of lead solder paste is gonna become awfu

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What is an LED aluminum PCB?

2019-03-30

LED Aluminum PCB: The PCB base material is aluminum which is pretty convenient to realize heat dissipation, especially for those high-power LED PCB.

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What software do you recommend for circuit board design for small PCBs?

2019-03-30

In general, Protel and Altium Designer should be the most suitable PCB designsoftware for small PCBs and newbie, cause these two design requirements are not too rigorous;

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What is a slip ring induction motor?

2019-03-29

Slip ring induction motor is also called three -phase wire wound alternating rotor asynchronous motor;

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In electronics, is black negative or positive?

2019-03-29

In electronics, Black generally represents Negative;

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What is the best CNC plasma cutting machine?

2019-03-29

The way I see, according to the features of the need-to-be-cut object, choosing the right CNC plasma cutting machine that is the best one, such as ANDELI, WORX, CLOUDRAY, Burley, etc. What do you think?

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