PT2399 Digital Echo & Reverb Microphone Module – Audio Delay Board

Overview 

The PT2399 Audio Mic Module is a cost-effective, high-performance echo processor built around the CMOS PT2399 IC. It provides a variable delay and echo depth, allowing users to dial in professional-sounding vocal effects for live microphones or recorded audio tracks. Its small footprint and simple interface make it an ideal addition to custom mixers, guitar pedals, or home-brew public address systems.

Key Features 

• Adjustable Control: Integrated potentiometers for fine-tuning “Echo Depth” and “Delay Time”.

• Low Noise Floor: Engineered for high-quality audio reproduction with minimal distortion.

• Wide Voltage Range: Operates efficiently on standard 5V–12V DC power supplies.

• Direct Mic Input: Features onboard input for standard dynamic microphones.

• Compact Design: Fits easily into any enclosure for portable audio projects.

Technical Specifications 

Ideal Applications 

• Karaoke Systems: Adding professional echo to vocal performances.

• Guitar Effects: Building custom analog-style delay pedals.

• DIY Audio Mixers: Adding effects to custom sound reinforcement builds.