MOD-68, MOD-69, SYM-1/68, SYM-1/69
The MOD-69 and MOD-68 replace the 6502 with a Motorola 6809 or 6802 CPU on an adaptor board and the Monitor is replaced with a new ROM with a new Supermon.

Scans from Synertek Products Guide.


There were also SYM-1’s available with the Motorola processor 6802 : SYM-1/68 and 6809: SYM-1/69.
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SYM-1/69 SYM-1 supplement manual ROM of MOD 69, 2-9002-129 MOD 69 Hi 2-9002-12 MOD 69 Lo PROM 82S129 of MOD 69 (2103 marked IC in photos below |



See also:

My KIM-1 expansions in Radio Bulletin
KIM-1 expansions in Radio Bulletin"
My KIM-1 system was based upon what we had published in Radio Bulletin. These artic...

Teach KIM to Sing
A program to let the KIM-1 play music. Store notes and its pitch in memory and listen to it.
Published in the Byte Bo...

Radio Bulletin articles in English
A collection of articles about the KIM-1, original in Dutch, here translated to English and with source and binary of th...

Replica 1 TE PAL version
User ExPLIT on the German forum Verein zum Erhalt klassischer Computer e.V.
has build an Apple 1 Replica 1 TE from th...


