Description
HiFi 2.1 Pre-Amplifier with Extended Tone Control
This high-performance 2.1 channel pre-amplifier is built around 4× TL074 low-noise operational amplifiers for excellent audio quality and signal processing. It features comprehensive controls including Bass, Treble, Phase, Subwoofer Frequency, Subwoofer Volume, and Satellite Volume adjustment.
The pre-amplifier incorporates a 4th Order Low-Pass Filter with an adjustable frequency response from 20Hz to 250Hz, making it ideal for active subwoofer applications. A dedicated 5V DC output is provided along with dual regulated DC outputs for powering additional pre-amplifier modules.
Designed to operate from a 12-0-12V AC supply, it can also be powered using a regulated DC source. Built using 100% genuine Vishay capacitors, precision resistors, and premium-quality JLCPCB manufactured PCBs for long-term reliability and superior performance.
Features:
- 4× TL074 Audio Op-Amps
- Bass & Treble Tone Control
- Subwoofer Frequency & Volume Control
- Satellite Volume Control
- Phase Adjustment
- 4th Order Low-Pass Filter (20Hz–250Hz)
- Dedicated 5V DC Output
- Dual Regulated DC Outputs
- Premium Vishay Components
- High-Quality JLCPCB PCB
- Compatible with 12-0-12V AC or Regulated DC Supply
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