Labels:book | bulletin board | crt screen | daily | door | monitor | sidewalk | windowpane OCR: 800XI Wizztronics 256K XE Upgrade P.C.B (1 5/16 inches X 3 3/8 inches) with instal- lation diagram. Requires (not supplied) 1 ea. 74L.S139, 74LS153, (If CO1 2296 Antic chip, then ea 74LS1 158 74LS373), Conductor ribbon cable inches, ea 33 ohm resistor double sided 16 pin header (see below and 8-41256K RAM chips. Most stock Atari 8 bit soft- ware that was designed for the Atari 130XE computer and its extra memory bank with now run on your upgraded 800XI computer using this Wizztronics upgrade! (Requires soldering) Instructions and Picture of layout included CB101070 S1 .00 16/16 Pin Double-Sided Header With Gold Plated Pins for above This MPP XL Bust Experimonter's kit shown here Wizztronics board Highly recommend is right out of the MPP Engineering Lab! This for ease of installation! examp ...
