-- card: 8461 from stack: in -- bmap block id: 0 -- flags: 0000 -- background id: 3551 -- name: -- part contents for background part 3 ----- text ----- block diagramming -- part contents for background part 4 ----- text ----- use of graphic blocks to show inter-connections within a synthesizer. A schematic representation of a patch, shown as abstract voltage routings which can be applied to any synthesizer with the proper routing facilities.