DC 12V VU Meter Power Meter 10 LED Level Indicate Driver Audio Level Indicator
12,62 €
The board has a first-level amplifier (using 741 single op amp), and there are two sets of high and low inputs. 1pcs LM3915 10 LED Audio Level Indicator Assembled. You Might Also Like. Yellow: connect to the positive signal line, green: connect to the negative signal line (outer layer, shielding layer).
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