Frontier 512k Xtra Ram
The Frontier 512k Xtra ram kit will boost a standard 520STFM from 512k of memory to a 1040STFM with 1MB of memory or 2080STFM with 2MB of memory.
The board was orignally developed by Frontier Software with Marpet later taking over development of the product.
Magazine References
- ST Format, issue 19, p23.
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