Color music device (3x3 LEDs)
It.№: 435770
SKU: 1525
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6.24
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3+ qty
5.78
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5+ qty
5.42
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5.09
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Information
Transistors based device.
T1 and T2 - microphone preamplifier, P1 serves to control the microphone response.
Filters:
R6 and C5 - low frequencies;
C7,R7 and C8 - middle range frequencies
C10 - high frequencies.
Power supply: 9~18V
