LM1818 Datasheet - National Semiconductor

LM1818 Electronically Switched Audio Tape System

The LM1818 is a linear integrated circuit containing all of the active electronics necessary for building a tape recorder deck (excluding the bias oscillator) The electronic functions on the chip include a microphone and playback preamplifier record and playback amplifiers a meter driving circuit an.

LM1818 Features

* complete internal electronic switching between the record and playback modes of operation The multipole switch used in previous systems to switch between record and playback modes is replaced by a single pole switch thereby allowing for more flexibility and reliability in the recorder design Monaura

LM1818_NationalSemiconductor.pdf