dual 48 Audio Level Indicator Light Bar LED Music Spectrum VU Meter MP3 Computer

Cheap Amplifier, Buy Quality Consumer Electronics Directly from China Suppliers:dual 48 Audio Level Indicator Light Bar LED Music Spectrum VU Meter MP3 ComputerEnjoy ✓Free Shipping Worldwide! ✓Limited Time Sale ✓Easy Return.

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Price: US $24.06 US $27.98 (Discount 14%)
Rating: 5.0 / 5.0 (100.0%) from 1 Reviews
Sold : 2
Stock : 97
Wishlist : 22

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Specification

Brand Name : NoEnName_Null
Maximum Power Per Channel : NO POWER
Package : No
Channels : 1

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Description

 

Product Description:

Size: Main control board: 46mmX71mm, light board: 500mmX10mm; Signal input amplitude: 300mv-5V (do not connect too strong signal, can not be connected to the amplifier); Power supply voltage: DC 8V-12V; Lamp bead specifications: 5MM straw hat; Lamp color: Green light. Function introduction: Two buttons S1 and S2, long press (more than 1 second) and short press (more than 0.2 seconds less than 1 second). The introduction does not indicate that long presses indicate short press. In the normal display mode of S1, it is used to adjust the intensity of the input signal. Pressing the cycle will reduce some input signals. When you press zui, it will automatically return to the beginning. S1 will increase the brightness in the brightness adjustment mode until the zui is high. S2 is used to select the displayed pattern in the normal display mode. It is also a cyclic click to change one. After one to the zui, it will automatically return to the first one. S2 in the brightness adjustment mode will decrease the first level of brightness until the Zui is low. Long press of S2 in normal display mode will enter brightness adjustment mode, long press of S2 in brightness adjustment mode will save brightness and return to normal display mode. Note on wiring: 1, can not use AC power, do not accept high voltage 2. The position of the corresponding line on the 3 lines of the audio signal is marked with the letters R, L, and G, respectively, indicating the right channel signal, the left channel signal, and the signal ground (that is, the negative pole of the board power supply). 3, the signal strength should not be too high, the signal strength provided on the general headphone jack can be, do not connect the amplifier output signal is too strong, may damage the circuit.  Power supply DC8-14V. Can not use ACIn addition, the output of the power supply must not have ripple, otherwise there will be an abnormal indication that the interference affects the lamp bead. It is judged whether the power supply has interference or not, and can be eliminated by using a 12V battery. The audio signal can't be directly connected to the output of the power amplifier. The signal is too strong. You can attenuate the signal with a 1M ohm adjustable potentiometer in the audio negative string.The audio signal for the earphone jack of the computer or mobile phone can also be connected to the input of the power amplifier.  

 

Package list: Main control board *1,Light bar *2,Connecting line *5, as shown in the main picture,     

 

 

 

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Store Info

Store Name : Made-in-China Store
Country Name : China
Follower : 65
Open Time : Oct 20, 2019
Opened Year : 1
Province :
Positive Review : 112 (100.0%)

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Reviews

5 Stars : 1 (1%)
4 Stars : 0 (0%)
3 Stars : 0 (0%)
2 Stars : 0 (0%)
1 Stars : 0 (0%)

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