CS J169 + L501

$150.00

This high-fidelity CS J169 + L501 Audio Amplifier Module is a robust power amplifier solution designed for audio enthusiasts and DIY builders. Utilizing a reliable Class-A/B circuit design based on KEC transistors, this module provides clean, powerful, and natural sound reproduction for custom speaker systems and audio projects.
Key Features
  • High-Quality Audio Output: Delivers exceptional clarity and warmth, characteristic of high-quality analog amplification, with ultra-low noise and distortion levels.
  • Robust Componentry: Features the acclaimed KEC PNP (KTB817, J169 equivalent) and NPN (KTD1047, L501 equivalent) transistors, configured in a Complementary Feedback Pair (CFP) for superior linearity and sound performance.
  • Versatile Power Handling: Capable of delivering significant power (up to 400W into 4Ω or 200W into 8Ω), making it suitable for a wide range of passive speakers.
  • Integrated Protection Circuitry: Includes essential protective features like short-circuit, overload, and instant shutdown protection to safeguard your amplifier and connected speakers.
  • Flexible Integration: Designed for easy integration into custom chassis and existing audio systems, requiring an external power supply (recommended +/-24V to +/-63V DC) and a separate speaker protection module.
  • Low Noise Floor: Engineered for an extremely low noise level, ensuring that only your music is heard.
Ideal For
  • Custom-built high-fidelity power amplifiers
  • Upgrading existing audio systems
  • DIY speaker projects
  • Audiophile applications requiring high current and low distortion
Technical Specifications
Feature Specification
Amplifier Class Class A/B
Output Power Up to 400W @ 4Ω; 200W @ 8Ω
Transistors KTB817 (PNP), KTD1047 (NPN) (J169/L501 equivalents)
Total Harmonic Distortion < 0.001% (A-weighted)
Recommended Voltage +/-24V to +/-63V DC (external PSU required)
Output Current Up to 15A
Protection Short circuit, overload, instant shutdown
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