Data acquisition system for the VENUS detector at TRISTAN

Y. Arai, H. Sakamoto, Y. Teramoto, S. Uehara, Y. Yasu, Yasuo Chiba, I. Endo, I. Hayashibara, T. Ohsugi, R. Tanaka

Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment · 1988 · 11 citations · 3 references

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Abstract

A data acquisition system for the VENUS detector at the TRISTAN electron-positron collider is presented. The whole system of the VENUS detector consists of nine different kinds of principal detectors, and the total number of electronics channels of the system reaches about 30 000. A FASTBUS system was introduced as the main data path and the TKO and the CAMAC standard have also been utilized for the frontend electronics. A FASTBUS interface to an on-line computer (VAX11/780), simplex segment interconnect and many data acquisition modules were developed. Most of the data are analyzed in a VAX cluster system in real time. Data logging is done in a main frame computer (FACOM M382) by using an automatic loading cartridge tape subsystem.

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3