BAS | OSC --- DEV --- MOD --- PNG | BUF | ----- DBM ----- | | | DDS --- HYB | CNV --- AMP --- DEM | | | ----- DBM ----- OSC:19.2M DEV:HC161 PNG:4030,4015 BUF:uPC4570 HYB:PDQ3 DBM:M6V CNV:PD2 AMP:uPC1677 MOD/DEM: MSM7583 CNT:Basic Stamp