VFD Phosphor Screen Display Module Green Fluorescent Spectrum DIY 25 Frequency Division 17 Level LED Screen Display - (Color: 1pc)

Recommended use: Standard Shipping Not USE: Standard Shipping (PUDO)VFD phosphor screen display module Green fluorescent new spectrum DIY 25 frequency division 17 level LED screen displayOriginal green fluorescentA variety of display modes have been addedNote: if AC power supply is available, please convert it to DC and connect it separatelyFor vertical power supply and DC power supply, GND needs to be connected with audioSame as GND.Please see the PCB clearly_ Power on after confirming that the above text is correctSome speakers use BTL output or class D function,There is no grounding terminal at both ends of the horn, OK? Yes, hereThere are two kinds of seed connection methods. The first is to use the common ground with the power amplifierFor example, on the car, connect any horn cable at this timeJust go to Lin or Rin. GND doesn't need to be connected again. secondA separate power supply is used. At this time, the power supply and horn workThe power supply of the loudspeaker is isolated. Connect any wire of the loudspeaker toAnd GND of power amplifier are connected to Lin and GND of this screen, if onlyIf you connect one speaker, connect the two speaker cables directly to the screenLin and GND are OK.There are three colors on this screen, the borders on both sides are orange, there are milky white bars at the bottom, and the part of the spectrum displayed in the middle is green. If you want to display white, use a brownish red shade.Wiring note: it is strongly recommended that the power supply is 12V DC, the audio input is audio in terminal and GND and general equipmentThe audio output of the PCB is compatible, and the output is also such a pair of lines audio out and GND. It is strongly recommended to connect one of the lines of the power output of the PCB. The audio input GND of the PCB is connected with the GND of the 5V power supply.

• Color: 1pc
• Material: Composite Material
• Origin: Mainland China
• Recommend age: 18+