• 1982

Hardware Description

The 87 was similar to the 83, but with a wider screen. The 10-inch screen on the 87 could print 24 lines of text by 80 characters and had a graphics resolution of 400 x 544 dots. The 87 came standard with an HP-IB interface. It also came standard with 128K RAM, expandable to 640K. The 87XM replaced the 87 in 1983.