4558JRC Low Pass Filter Circuit PCB – Audio Bass Filter Board (Unassembled)

This Low Pass Filter PCB based on the 4558JRC dual op-amp IC is designed to filter out high-frequency noise and enhance bass response in audio systems. Ideal for DIY audio projects, subwoofer setups, and audio preamplifier stages, this circuit allows smooth low-frequency output for better sound clarity.

Features:

• Based on the trusted 4558JRC op-amp IC

• Designed for low pass audio filtering (bass enhancement)

• Supports adjustable gain and cutoff frequency (with component changes)

• Compact and easy-to-solder PCB layout

• Perfect for DIY subwoofer filters, amplifiers, and tone control circuits

Specifications:

• Operating Voltage: 9V – 15V DC (recommended 12V)

• Output: Filtered low-frequency signal

• PCB Size: [Insert Dimensions if known]

• Type: Unassembled (DIY soldering required)

Package Includes:

• 1x 4558JRC Low Pass Filter PCB (Only PCB – components not included)