TBA's RT8 Cartridge replacement for R-Time 8 cartridge for Atari 800/XL/XE machines Type:Stand Alone Replacement but it's less accurate than

but it's less accurate than the R-Time 8 and must be reset every time you turn on your computer

all of the TK-II PS/2 keyboard adapters possess the same feature set and capabilities

Starting 01 Feb 2026

but rather of the replicated chip

NOTE 2:  This WILL require some soldering

TBA's RT8 Cartridge replacement for R-Time 8 cartridge for Atari 800/XL/XE machines Type:Stand Alone Replacement but it's less accurate thanNOTE: Cases will no longer be included with the Stand Alone replacement. The Brewing Academy's RT8 stand alone replacement cartridge (RT8SA) or The Brewing Academy's TBA RT8 Drop in replacement (RT8DIR) is an automatic realtime clock calendar that plugs into your cartridge port. It can accept another cartridge into its built in slot, and its battery should last three to five years. The R Time 8 uses no cartridge memory and is decoded in memory