PCB shop when the grid grid width and spacing is generally how much? For example, the general single-chip learning board is generally how much?

3 answer

Excavator hang up mobile communications cable suspected of what is the charges

4 answer

Protection test of acceptance specification for integrated wiring engineering

3 answer

Digital TV set-top box how to receive three wires on the TV

4 answer

Telephone line is connected with the network cable, one is blue and white card in the patch panel, the other end is to have four metal tablets of the crystal head, how should then take?

3 answer

Electric water and electricity master, teach how to cut into a right angle trunking ah? I'm always not sure?

4 answer

How to check the home line in the wire with a connector

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How is the 12-core and 24-core fiber with fiber patch panels?

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How does the line trough turn 90 degrees?

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Philips TV 46PFL6605D / 93 46 inch audio output problem. Always want to get the TV sound amplifier amplifier, but no signal

3 answer

Is the length of the wire, the thickness of the normal conduction of current?

3 answer

Cable and cable TV line with a PVC pipe

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Is there a power cable that does not have a cable protection tube

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2000W electric water heater and a hanging Yuba how much wire and plug

4 answer

I need 80 meters of audio and video lines, with the network cable can replace it?

4 answer

What is the relationship between the switch and the patch panel?

2 answer

How in the distribution cabinet door above the fixed trunking to sit back and forth to answer 50 reward

2 answer

Why the computer boot when the CPU fan turn a few times do not turn

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Network integrated wiring system port correspondence table how to write

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What is the difference between a dedicated cable and a control cable for a factory communication line?

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What is the meaning of the trough line?

2 answer

Do you want to do the inspection and approval of the quality inspection records? There are hidden engineering records should not need it. The Please give advice to professionals. The thank

3 answer

TV background wall of the wire, how do we deal with?

2 answer

Indoor wire, go straight line, how fixed? The

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PSP TV output line and how to connect with the PSP

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Why single-core cable is not allowed to penetrate into the steel pipe

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Win8 system plug the video line why insert the audio line is not sound

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How to properly remove air conditioning in the absence of electricity

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Shaft bridge 400 * 200 bracket should be how many meters a

2 answer

I have recently entered the BenQ W1070 + this, but can not save the keystone correction, each boot must be adjusted, the strange thing is, I open

3 answer