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New sales Preamp Board Low‑Pass Filter Ranking TOP12 Preamplifier Amp Channel Audio 2.1

Preamp Board, Low‑Pass Filter Preamplifier 2.1 Channel Audio Amp


Preamp Board, Low‑Pass Filter Preamplifier 2.1 Channel Audio Amp


Product description


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.


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

Preamp Board, Low‑Pass Filter Preamplifier 2.1 Channel Audio Amp

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