Large Computer Group Product Summary

This July 1981 product summary from Digital Equipment Corporation provides a comprehensive overview of the Large Computer Group (LCG) product line. It details the system configurations, available options, and rules for the DECsystem-10 (specifically the 1090 and 1091 models) and the DECSYSTEM-20 (models 2020, 2040, and 2060). The document outlines components including central processors, memory, disk and tape subsystems, line printers, and communications hardware. It also provides guidance on terminal equipment, software ordering, and configurations for communications systems like DECnet and IBM connectivity.