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LM832 - LM832 Dynamic Noise Reduction System DNR

This page provides the datasheet information for the LM832, a member of the LM8 LM832 Dynamic Noise Reduction System DNR family.

Description

The LM832 is a stereo noise reduction circuit for use with audio playback systems The DNR system is noncomplementary 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 bandwidth sc

Features

  • Y Y Y Y Y Y Y Y Y Low voltage battery operation Non-complementary noise reduction ‘‘single ended’’ Low cost external components no critical matching Compatible with all prerecorded tapes and FM 10 dB effective tape noise reduction CCIR ARM weighted Wide supply range 1 5V to 9V 150 mVrms input overload No royalty requirements Cascade connection for 17 dB noise reduction.

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Datasheet preview – LM832

Datasheet Details

Part number LM832
Manufacturer National Semiconductor
File Size 225.59 KB
Description LM832 Dynamic Noise Reduction System DNR
Datasheet download datasheet LM832 Datasheet
Additional preview pages of the LM832 datasheet.

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LM832 Dynamic Noise Reduction System DNR August 1989 LM832 Dynamic Noise Reduction System DNR General Description The LM832 is a stereo noise reduction circuit for use with audio playback systems The DNR system is noncomplementary 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 bandwidth scheme allow the DNR to achieve 10 dB of noise reduction DNR can save circuit board space and cost because of the few additional components required The LM832 is optimized for low voltage operation with input levels around 30 mVrms For higher input levels use the LM1894 Features Y Y Y Y Y Y Y Y Y Low voltage battery operation Non-complementary noise reduction ‘‘single ended’’ Low
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