【摘要】 通过对乾陵地震台DSC2A型数据采集器雷害故障现象特征、诊断修复过程、故障原因等的分析,提出了数据采集器雷害故障检修的一般步骤方法,并认为,数据采集器内部模拟输入通道转换继电器和通道程控放大电路ICL7650集成运放块易遭雷击损坏,是故障率较高的部件。更多还原

【Abstract】 The public data collector in DSC series is one of important and key equipment in digital seismic station,but its chip or element was always destroyed by thunderbolt.Through analysis and diagnosis of the thunderbolt influence,I think the thunderbolt is the main cause to destroy the public data collector and the chip ICL7650.更多还原