LM3915 DC 9V-12V 10 LED hang audiospektrum analizátor szintjelző készlet DIY Electoronics forrasztási gyakorlati készlet

LM3915 DC 9V-12V 10 LED hang audiospektrum analizátor szintjelző készlet DIY Electoronics forrasztási gyakorlati készlet laboratórium
LM3915 DC 9V-12V 10 LED Sound Audio Spectrum Analyzer Level Indicator Kit DIY Electoronics Soldering Practice Set laboratory
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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