Lowpass & Subsonic Filter + Bass Boost PCB Board | TL071/TL072 Based Audio Pre-Amplifier | Dual Supply Audio Filter PCB
₨ 130
🔴 4 Op-Amp Professional Design – Built around TL071 and TL072 ICs for high-quality audio processing.
🟠 Dedicated Lowpass Filter – Delivers clean low-frequency signals to subwoofers.
🟡 Subsonic Noise Removal – Eliminates unwanted ultra-low frequencies and speaker stress.
🟢 Bass Boost Circuit – Enhances bass depth and impact for richer audio.
🔵 Dual DC Supply Operation – Stable ±15V operation with low noise performance.
🟣 Home Theater Ready – Perfect for active subwoofer and surround sound projects.
🟤 Car Audio Compatible – Suitable for custom bass systems and amplifier upgrades.
⚫ Premium FR4 Fiber Board – Durable construction for long-term reliability.
🔷 Compact 7.6 × 5cm PCB – Easy integration into amplifier enclosures.
⭐ Clear Silkscreen Layout – Fast assembly and troubleshooting for DIY builders.
Enhance your amplifier’s bass performance with this professional Lowpass & Subsonic Filter with Bass Boost PCB Board. Designed using one TL071 and three TL072 operational amplifiers, this PCB delivers precise low-frequency filtering, subsonic noise elimination, and adjustable bass enhancement for superior audio quality. The board is ideal for subwoofer systems, home theater setups, car audio projects, and DIY amplifier builds. Operating on a dual DC supply of ±15V, it provides stable and reliable performance while minimizing unwanted noise and distortion. High-quality FR4 fiber construction, clear silkscreen markings, and compact dimensions make assembly simple and efficient.
Specifications
- PCB Type: Lowpass + Subsonic Filter + Bass Boost
- Operational Amplifiers: 1 × TL071, 3 × TL072
- Power Supply: Dual DC ±15V
- PCB Material: FR4 Fiber Glass
- Board Size: 7.6cm × 5cm
- Input: Stereo Audio Input
- Output: Filtered Audio Output
- Functions: Lowpass Filter, Subsonic Filter, Bass Boost
- Assembly Type: Through-Hole Components
- Applications: Subwoofer Amplifiers, Home Audio, Car Audio Systems, DIY Projects
Complete Components List (BOM)
ICs
- IC1: TL071
- IC2: TL072
- IC3: TL072
- IC4: TL072
Resistors
- 420KΩ × 1
- 240KΩ × 1
- 100KΩ × 1
- 47KΩ × 2
- 22KΩ × 1
- 10KΩ × 6
- 8.6KΩ × 1
- 1.2KΩ × 1
- 1KΩ × 5
Capacitors
- 150pF × 1
- 330pF × 1
- 0.039µF × 2
- 0.033µF × 2
- 0.1µF × 3
- 0.33µF × 1
- 0.47µF × 4
- 47µF / 25V × 3
- 100µF / 25V × 2
Connectors
- Audio Input Terminal
- Audio Output Terminal
- ±15V DC Power Supply Terminal
- Level Input Control Connector
- Lowpass Control Connector
- Subsonic Filter Control Connector
- Bass Boost Control Connector
Reviews
There are no reviews yet.