Stuff that you really shouldn't have left in the shed
The Redmere Soloist
Channel 3 Schematics and Layouts
The circuit and layouts of S-4-1 and S-4-2 boards appear to be identical
Click on the images to magnify.
Channel 3 Schematic. S-4-1 Boards.
Channel 3 PCB Layout. S-4-1 Boards.
Channel 3 PCB Layout. S-4-2 Boards.