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There were some minor compatibility problems between HP-150 and HP-150 II in the video subsystem. In 1985, HP introduced the Vectra, which InfoWorld stated was the company "responding to demands from its customers for full IBM PC compatibility". HP repositioned HP-150 as a workstation for the HP 3000 minicomputer. [7]
The kit consists of an instruction manual and a die-cut cardboard "computer". The computer "operates" by means of pencil and sliding cards. Any arithmetic is done in the head of the person operating the computer. The computer operates in base 10 and has 100 memory cells which can hold signed numbers from 0 to ±999. It has an instruction set of ...
The first system actually used at Bell Labs was BESYS-2. The system was resident on magnetic tape , and occupied the lowest 64 (36-bit) words and the highest 4K words of memory. The upper 4K words held the resident portion of the monitor, and could be partially swapped to magnetic drum to free up additional core for the user program if needed.
A typical volume of Bell System Practices from the 1970s. The Bell System Practices (BSPs) is a compilation of technical publications which describes the best methods of engineering, constructing, installing, and maintaining the telephone plant of the Bell System under direction of AT&T and Bell Telephone Laboratories. [1]
PDP-1 PDP-6 PDP-7 PDP-8/e PDP-11/40 PDP-12 PDP-15 (partial) PDP-15 graphics terminal with light pen and digitizing tablet. Programmed Data Processor (PDP), referred to by some customers, media and authors as "Programmable Data Processor," [1] [2] [3] is a term used by the Digital Equipment Corporation from 1957 to 1990 for several lines of minicomputers.
Belle is a chess computer that was developed by Joe Condon (hardware) and Ken Thompson (software) at Bell Labs. In 1983, it was the first machine to achieve master-level play, with a USCF rating of 2250. It won the ACM North American Computer Chess Championship five times and the 1980 World Computer Chess Championship. It was the first system ...
The HP-16C Computer Scientist is a programmable pocket calculator that was produced by Hewlett-Packard between 1982 and 1989. It was specifically designed for use by computer programmers, to assist in debugging. It is a member of the HP Voyager series of programmable calculators. It was the only programmer's calculator ever produced by HP ...
Packard Bell is a personal computer hardware brand which originated as Packard Bell Electronics, Inc., an independent American computer company founded in Los Angeles in 1986 by Israeli-American investors who bought the trademark rights to the historic Packard Bell Corporation from Teledyne; in spite of similarities in their names, Packard Bell has no connection to either Hewlett-Packard or ...