Feature:
1. Bass Structure: Dual 5532 2.0 full tones +0.1 bass structure preamplifier board, which can control the volume of each channel to 2.0+0.1, the bass frequency phase is adjustable, and the bass is strong and powerful.
2. Wide Setting: The integrated potentiometer of the bass frequency controller can be set to a wide range, so that the subwoofer can be harmoniously mixed to medium and high heights without damage.
3. Independent Interface: The full frequency and bass output signals of the preamplifier board have independent interfaces, which is very convenient.
4. Practical Function: The pre amplifier board supports both DC 12-30 V and AC 9-20 V input voltage, which is powerful and practical.
5. Stable Performance: The preamplifier board is made of high quality materials with fine workmanship to ensure stable performance.
Specification:
Item Type: Subwoofer Pre Board (Finished Product)
Material: PCB
Purpose: Low Pass Filter Pre Board
Chip Model: NE5532 78M12
Input Voltage: DC 12-30V/AC 9-20V
Architecture: Dual 5532 2.0 Full Tones +0.1 Bass
Frequency Range: 20-200 Hz
Features: 2.0+0.1 Controllable Volume, Adjustable Bass Frequency and Phase
Package List:
1 x Low Pass Filter Pre Board
3 x Nut
3 x Washer
Note:
This product cannot be directly connected to speakers, needs to be matched with an amplifier to drive the subwoofer.