M61503 - TONE CONTROL/VOLUME CONTROL
M61503 Features
* Built-in "BBE surround" sound technology Electronic volume. 0 ~ -84dB,the infinitesimal 2-band tone control Bass(0 ~ +21dB/3dB STEP) Treble(0 ~ +9dB/3dB STEP) RECOMMENDED OPERATING CONDITIONS Supply voltage range + 2.25~+ 2.75V SYSTEM BLOCK DIAGRAM MIC AMP REC OUT1 MIC MIC ALC TAPE CH2 INPUT TUNER