Atari Basic Rev.C For 600XL/800XL & 1200XL For Sale

Atari Basic Rev.C For 600XL/800XL & 1200XL
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Atari Basic Rev.C For 600XL/800XL & 1200XL:
$25.00

Atari Basic Rev. C Upgrade
If your Atari 600XL or 800XL has REV. B of BASIC, this mod will upgrade you to REV. C.
Just swap your current BASIC chip with this mod and you're set.
*** Pictured is an 800XL ****** 800XL NOT INCLUDED ***
*** NOTICE ***
If you plan on doing this to a 1200XL, you would need to source:
1 - XL/XE OS (CO61598B)1 - XL/XE MMU (CO61618)
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Documentation