ITEM NAME:DIY AS30 30 Segment Stereo Music Spectrum Analyzer LED Level Display Kits V D9H2 DIY AS30 30 Segment Stereo Music Spectrum Analyzer LED Level Display Kits V D9H2 Description: This is DIY Kits, with case, it need welding and install by yourself. AS30 is a quasi-peak level meter, due to the use of SCM acquisition and processing signals, with a fast rise and fall speed can be adjusted characteristics, it can truly reflect the quasi-peak changes in the sound signal. The display has six classic mode display, using our original software design, with a rhythmic of sensitive, accurate, dynamic, simple appearance and so on. Show accuracy up to professional standards. This product is reserved for mounting holes and external lead input ports for easy conversion. Features: Size：25 x 12 x 13mm (without shell) 31 x 126 x 19mm (with shell) Shell Color：Photo Color material:plastic，metal Input Voltage: DC 5V Frequency: Two-channel input Using Instructions: 1, the display uses a power and audio combo input wire, USB side for the power supply, 3.5mm headphone plug for the audio input. Please use the supplied audio splitter to connect the amplifier and AS30 respectively. 2, the power supply using USB DC 5V power supply, part of the phone charger ripple larger, will cause AS30 unordered beating, in case of such a situation, please use the computer USB power test, if when the input floating, there have a slight jump is a normal phenomenon; 3, please do not directly access the peak level of more than 5V audio signal, this will damage the main chip. if you need connect it to speaker, please use high to low or potentiometer attenuation signal. 4, Please adjust the input volume and gain adjustment to control the display amplitude in a appropriate range, Gain set to class 4 is more better except in special small volume case. Button Function Instruction: Adjustment with power-down memory function, Click (Short press) to enter display mode adjustment mode. Mode 1: Columnar mode Mode 2
