The ceiling sound of the big supermarket can bring several speakers with one line

1,The line left by the sound is the network laughing wax line,Take a look at the power amplifier or the computer is a few wires,And then try to touch the slippery network cable of the same color and use,Such as orange、Orange and white、Green、Green and white,Blue and blue and white,Brown、Comprehensive white,Conditions allow as much as possible to use a group,Because the network cable diameter is small and the current is large (the volume is talking) There will be problems。 >>>More

There are 3 meters and 4 meters in the convention, and the size can be customized for large quantities.

If you are sure that these two wires are headlights, then this is how to connect them, the live wire to the front end of the switch, the rear end of the switch to the red line, and then the green wire to the zero line.

The yin angle line is more than 4 centimeters in the original size, and the edge of the pressure plate is cut off, and the middle of the two edge strips is cut in half, which is a positive angle.

Among them, one is the common zero line, and the remaining 5 are the control lines of the live wire through the switch, which respectively control the heating lamp 1, the heating lamp 2, the exhaust fan, the lighting lamp, and others (such as warm air, variable speed, etc., depending on the product). If you want to change the control of the lighting to the outside of the bathroom, you only need to lead the control cable (after the switch, on the side of the light) to the outside of the bathroom separately and control it with another switch. Specifically: >>>More