HS1744 LM3915 10 LED Sound Audio Spectrum Analyzer Level Indicator Kit DIY Electoronics Soldering Practice Set

HS1744 LM3915 10 LED Sound Audio Spectrum Analyzer Level Indicator Kit DIY Electoronics Soldering Practice Set 

LM3915 audio level indicator kit (presented two connecting lines)

   Power supply voltage: DC9V - 12V

   PCB Size: 62mm * wide 27mm

   Two kinds of instruction modes: strip instructions and fire point-like instructions

   Lights provide both vertical and horizontal rows of installation

   HAL treated pad

   Parameters are printed directly on the PCB components, without reference to the circuit diagram of the situation can be welded directly, very convenient.

   HAL treatment pads, solder joints can be better, but beautiful.

 

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