Low-pass Filter Subwoofer Frequency Circuit Board NE5532

Description: Low-pass Filter Subwoofer Frequency Circuit Board NE5532

Subwoofer processing circuit, which is low-pass filter. Output connected to the ordinary Pure power amplifier, can constitute a subwoofer amplifier. Input can be a channel or a stereo. Frequency Adjustment range about 22Hz-210Hz. The operating voltage is dual 15V AC. Circuit consumption power is very small, 5W transformer is sufficient.

Feature:

Potentiometer from left to right are: frequency adjustment, volume control
Supply voltage: AC dual 15V (5W)
Frequency range: about 22Hz-210Hz
Dimensions: 80 x 40 x 30mm (without potentiometer handle protruding parts)
The spacing between the potentiometer: 41.5mm
Use Two NE5532 Op-amp to do the signal processing

Package Include:

1 x Low-pass Filter Subwoofer Frequency Circuit Board NE5532