For discussion and sharing of all things related to the HP 83, 85, 86, and 87 computers, developed by the Corvallis, Oregon division of Hewlett-Packard in the late 1970's and early 1980's.
Greeting to the group, I'm a new member. I have got one HP 9915, sadly without the Operator Interface (09915-66572). Do someone have one spare operator
I have two Basic language programs dealing with transferring data via an RS232 interface from a HP-41CV calculator to an old IBM-PC. I need this re-written in
Hi, I have a spare 98155A keyboard that works with the HP 9915 industrial computer. Here are some photos to show it working: http://photobucket.com/98155A The