BBE Sound Maximizer

Pseudo State-Variable Filter
Front Panel Controls
Pin numbers refer to the pins on the NJM2153 IC package. Not all circuit elements are available outside the package.
All resistors are 1% tolerance. Capacitors less than 0.1 uF are 5% tolerance. Capacitors >= 0.1 uF are 20% tolerance.
The functionality of the BBE 482i could probably be reproduced with a few dollars worth of off-the-shelf parts. Circuit Analysis of BBE 482i "B" Channel 0