Apraksts

• Circuit type do-it-yourself kit
• Device kind subwoofer active filter
• Board dimensions 82 x 51mm
• Description Active filter is designed to work with active subwoofers. It consists of an input stage with gain control, adjustable low-pass filter of the second order (12 dB / oct) and the output stage. Signals to control the filter can be derived from the power amplifier speaker outputs or line output of the amplifier. Potentiometer P1 is used to adjust the gain of the circuit. Dual P2 potentiometer allows you to adjust the cut-off frequency of 40-200Hz. Frequencies above the set values ̴3;̴3;are suppressed. System is equipped with a switch signal phase (0-180 degrees), you need to adjust the compliance phase woofer and other speakers. PCB dimensions 82x51 mm. Set includes housing.

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