Description
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
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
Monaural operation Figure 9
Features
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Electronic record play switching 85 dB power supply rejection Motional peak level meter circuitry Low noise preamplifier circuitry 3 5V to 18V supply operat.