Low Pass Filter Amplifier Subwoofer Tone HI-FI Circuit Board Low Pass Filter Subwoofer Filter Preamplifier Board

Low Pass Filter Amplifier
$7.55
Quantity
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Description
Low Pass Filter Amplifier Subwoofer Tone HI-FI Circuit Board Low Pass Filter Subwoofer Filter Preamplifier Board
Product Description
Bass cut-off frequency and volume of the NE5532 dual power low-pass filter board are continuously adjustable. High-quality components have strong bass, and the recommended dual AC transformer is 12-18V>10W. The small and high-precision design has a pure and fast sound.

Assembly guidance

1. First welding small parts, the chip is not welded 2. Test 7812 and 7912 output voltage plus or minus 12V 3. Plug in 5532 please do not live plug 4. This board without power amplifier function, you need to configure the amplifier to drive subwoofer
Specification
item
value
Chip Model
NE5532, 78M12
Input Voltage
Dual AC AC12-18V
Frequency Range
Bass 20-200Hz (Adjustable)
Finished Product Size
76mm x 38mm x 22mm/2.99" x 1.50" x 0.87" (Approx.)