Bob Applegate did not only KIM-1 related projects. He based a line of boards on the SS-30 and SS-50 (SWPTC) 6800 and 6809.
- SS-30 bus extender
- SS-30 Parallel Board
- SS-30 Prototype board
- SS-30 Serial Board
- SS-30 SS-50 technical notes
- SS-30 USB Serial Board
- SS-50 1MB RAM board
- SS-50 64K RAM board
- SS-50 65C02 CPU Board
- SS-50 6800 CPU Board
- SS-50 6809 CPU board
- SS-50 Motherboard
- SS-50 Prototyping board
- SS-50 RAM EEPROM
- SS-50 software SBUG SWTBUG
Peripheral Technology has reproductions of some SS-30/50 Corsham boards.



See also:
Proton PIM-1
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Here his photos of...
PROTON Electronics: PC-1, CB80, PIM-1
PROTON Electronics, a small company from Naarden the Netherlands, led by James Post, and A.J. Kool as technical manager,...
EMUF 6504 remake
A remake by Klaus Loy of the 6504 based EMUF 6504 as published in MC, see the many original articles about the EMUF.
...
MACH-9 MMS Inc 6809 CPU Plug-in for AIM 65
Royce Taft has a MACH-9 MMS Inc 6809 CPU Plug-in for AIM 65 and reverse engineered it.
He sent me his design to be pu...