3rd Party
Expansion Cards




This is by no means all the additonal cards that were produced for the TI-99/4(A), but what is in my collection.

Just click on any card for additional information and a larger picture.








Corcomp RS232 Card








Corcomp 9900 Floppy Controller Card










Thierry Nouspikel's IDE Card








SuperAMS circuit card










ICS 32K Memory Card











DIJIT Systems ADVANCED VIDEO PROCESSOR CARD (AVPC)









Horizon 256K RAMDisk Card








Horizon P-Gram +










Horizon P-Gram Protoype









Myarc Winchester Card








Myarc Geneve 9640
Home Computer Card





These are the cards produced by the System-99 User Group (SNUG) in Germany. Most of these are still avaiable from SNUG. I had the chance to view a couple of these cards at the TI Faire in Chicago and they are of the highest quality!. SNUG's website can be found here.

Again, click on any of the pictures below for a much larger view.




HRD16 - 16 Bit Highspeed-Ramdisk 16 Bit






Diskette Controller with real-time clock






HSGPL2 - Highspeed GPL Card






EVPC - Enhanced Videoprocessor Card






EVPC2 - Enhanced Videoprocessor Card 2






SGCPU - Second generation CCU Card






SPVMC - Speech and Voicememory Card






ASCSI 2 - Advanced SCSI Card (rev 2)