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DC 9-32V Low Pass Filter Bass Subwoofer Pre-AMP Amplifier Board with Bass Volume Adjustment
The board is a preamplifier board and cannot be connected directly to the speaker. It must be connected to the rear stage of the amplifier board to operate the preamplifier.
The so-called low-pass filter, used to filter the human body soundboard is not only a triangular piece, but also keeps the low-frequency part amplified to improve the strength of the bass reproduction. People will not hear the sound of the instrument, nor will they hear the high-frequency sound playback. . The buyer must have knowledge of the field.
feature:
Power supply voltage: DC 9 V-32 V single power supply
Two-channel input, subwoofer output, then output amplifier | ifier, cannot be directly connected to the speaker
Multi-stage filter for better bass
Adjustable phase
Potentiometer from left to right: frequency setting, bass volume control
Cutting frequency: 22 HZ-240 HZ
Potentiometer shaft center distance: 3 cm
PCB size: 62 9 * 26.5mm
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Contact Info
- Address: 125 Durian Park, Old Domestic Road, 191 Zone 20, Pasay City, Philippines
- Phone: +63-917-155-9589
- Email: [email protected]
