vp100

 

In 1990 or 1991 I made the first contact with vector computers during an introductory lecture at the Johannes Gutenberg Universitaet Mainz. In this lecture the Fujitsu VP-100 system installed at the university Kaiserslautern was introduced and I realized that programming vector processors is a real challenge.

 

One or two years later, my school friend Ingo Kloeckl an I decided to visit the Kaiserslautern VP-100 during our holidays and learn as much as we can about this machine. The following four pictures show the VP-100 itself:

 

 

 

 

 

vp100
vp100
vp100

vp100

 

vp100
The CPU of the vector machine is shown here:

 

 

It consists of a quite small card cage containing the CPU boards. Each board holds lots of integrated circuits with large cooling towers, since the machine is cooled by forced air only.

 

card cage

 

 

 
backplane
backplane
   
One of the most interesting features of the machine located in Kaiserslautern was the connection to the front end computer system, a general purpose Siemens Mainframe running BS-2000 (a very :-) strange operating system). The front end machine and the vector processor share a dual access (not just dual port!) disk drive, shown above:
 
  The two access mechanisms can be seen on the left and on the right of the disk cabinet, while the spindle motor is located in the upper left.
dpdisk controller
   
   
   
The next picture shows the front end system - on the left my friend Ingo can be seen, on the right is Dr. Pohl from the University of Kaiserslautern. card cage
   

 

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