LM1894 - Dynamic Noise Reduction System DNR
The LM1894 is a stereo noise reduction circuit for use with audio playback systems.
The DNR system is non-complementary, meaning it does not require encoded source material.
The system is compatible with virtually all prerecorded tapes and FM broadcasts.
Psychoacoustic masking, and an adaptive bandw
LM1894 Features
* n Non-complementary noise reduction, “single ended” n Low cost external components, no critical matching Typical Application DS007918-1
* R1 + R2 = 1 kΩ total. See Application Hints. Order Number LM1894M or LM1894N See NS Package Number M14A or N14A FIGURE 1. Component Hook-Up for Stereo DNR
