The LM3915 10 LED Audio Spectrum Analyzer DIY Indicator Kit is a quick and easy solution for learning about audio signal basics.
Specifications:
Kit Model: AK-186
LM3915 10 points audio level indicator kit (two cable)
Power Supply voltage: DC9V - 12V
PCB Size: 66mm * wide 28mm
Light Bar Dimensions: Length 62.5mm * Width 5mm * Height 10.7mm
Audio Input: 0 ~ 1.5Vrms
Two indication modes: line instructions and fire point instructions (implemented by the MOD circuit point)
Circuit Schematic:
Board Assembly:
WARNING
