Feature

●The onboard bass frequency adjustment potentiometer can make the subwoofer blend into the mid‑to‑treble harmoniously without a sense of violation.
●The onboard bass frequency adjustment potentiometer can make the subwoofer blend into the mid‑to‑treble harmoniously without a sense of violation.
●Dual 5532, 2.0 full tone + 0.1 bass structure, can control the volume of each channel of 2.0 + 0.1
●Phase switch designed, both non‑inverting amplifier and inverting amplifier are compatible
●The bass frequency and phase are adjustable, and the bass is surging and powerful.
●Both full frequency and bass output signals have independent interfaces, which is convenient and practical.


Description

Feature:
1. The onboard bass frequency adjustment potentiometer can make the subwoofer blend into the mid‑to‑treble harmoniously without a sense of violation.
2. Phase switch designed, both non‑inverting amplifier and inverting amplifier are compatible
3. Dual 5532, 2.0 full tone + 0.1 bass structure, can control the volume of each channel of 2.0 + 0.1
4. The bass frequency and phase are adjustable, and the bass is surging and powerful.
5. Both full frequency and bass output signals have independent interfaces, which is convenient and practical.


Specification:


Item Type: 2.1 Channel Preamp Board
Material: Synthetic cardboard
Chip Model: NE5532 78M12
Input Voltage: DC 12-30V AC 9-20V
Architecture: Dual 5532 2.0 full tone + 0.1 bass
Frequency Range: 20-20KHz full tone, 20-200Hz bass
Features: 2.0+0.1 volume controllable bass frequency phase adjustable





Package List:
1 x Synthetic Cardboard
23 x Resistance
1 x Accessory Package