Artisoft Inc, the Tucson Arizona-based developer of the Lantastic low-end network operating system, has signed a letter of intent agreement to acquire San Antonio, Texas-based Performance Technology Inc for 300,000 new shares, valuing Performance at about $7.725m at the current Artisoft share price. Privately-held Performance Technology, develops the Powerfusion package that links MS-DOS micros to Unix systems, the Powersave archival system for networks, and the PowerLan personal computer networking system, which is compliant with X/Open Co Ltd and Open Software Foundation Distributed Computing Environment recommendations. Its Powerbridge is a wide area networking product for NetBIOS-compliant machines.