一、前言当我们录制高质量盒式节目带时,一定会选择优良的录制设备,如母带录音机、调音台、高速复制系统中的主机和子机等。但是众所周知,以上各种设备在使用一段时间后,各项指标均有下降。因此,必须停机调试各项指标。那么各项指标下降到多少时,才需进行停机调试?这一直是各复制厂家讨论和关心的主要问题,而且至今尚未有统一的标准要求。因 I. Preface When we record high-quality cassette tapes, we will select excellent recording equipment, such as master tape recorders, mixing consoles and high-speed copying system in the host and sub-machines. However, as we all know, all the above devices have been used for a period of time, the indicators have dropped. Therefore, we must stop debugging the indicators. Then the number of indicators down to what extent, the need for downtime debugging? This has been the main issues discussed and concerned about the replication manufacturers, but so far there is no uniform standard requirements. because