UR6QW Echo Board

The UR6QW echo board is a compact (30×30×10 mm) internal module designed for HAM and CB radios to add adjustable, clean echo effects using the PT2399 chip. It features a low-noise NE5532 microphone amplifier suitable for both dynamic and electret microphones, with adjustable delay and echo level. 

Key Features and Specifications: 

• Dimensions: 

  30 × 30 × 10 mm

  .

• Processor: PT2399-based digital system.

Delay Time: Adjustable from 30 ms to 350 ms.

• Voltage: Operates on 

  8--15V

  DC.

• Microphone Compatibility: Supports both electret and dynamic microphones without circuit changes.

• Adjustments: Features potentiometers for setting the echo level and delay length.

• Usage: Designed for internal installation in microphone housings or radios, sometimes called the "my echo sierra".

• Compatibility: Works with various transceivers, including Icom, Kenwood, and Yaesu.