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| THE COMMON ELECTRIC CIRCUIT TROUBLES OF THE SUMMIT SEISMOGRAPH AND THEIR REPAIRS |
| FAN Ye-huo, GUAN Ji-teng, WANG Ke-wen |
| School of Physical Science and Techuology, Petroleum University, Dongying 257061, China |
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Abstract Based on experience acquired in practical work, the authors deal in this paper with the troubles of the Summit digital seismograph produced by DMT Company of Germany that are likely to occur in field work and the methods for their in-situ repairs.
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Received: 01 October 2004
Published: 24 June 2005
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