https://www.tek.com/fr/support/software/application/acs-software-basic-version-35
ACS Software Basic Version 3.5.1 | Tektronix
Several minor enhancements and bug fixes based on v3.5 to better support MP5000.
acs softwarebasic versiontektronix
https://acsgroup.com/
ACS - Software Consulting, IT Support and Maintenance - Bellevue, WA
Advanced Custom Software is a Bellevue, Washington company that was founded in 1993 by a group of skilled software professionals to specialize in IT consulting...
support and maintenanceacs softwareconsultingbellevue
https://www.zx81stuff.org.uk/zx81/publisher/ACS
ZX81 publisher ACS Software
ZX81 Collection tapes, books and hardware published by ACS Software
acs softwarepublisher