随着广播事业的发展,所产生的录音资料已达到了一个惊人的数量;而随着时间的推移,大量的录音资料因自然原因或保存、使用不当而出现掉粉、脱磁等现象,急需抢救。如何正确地使用、安全地存放、科学地管理这些珍贵的录音资料,最大限度地延长其保存期限,同时多次地反复提供利用,已成为我们每个音像资料工作者应当认识,也必须了解的一个问题。 我们知道,录音磁带是在磁性录音的电磁转换过程中将现场 With the development of broadcasting, the recording materials produced have reached an astonishing quantity. With the passage of time, a large number of recording materials have fallen out of powder or demagnetized due to natural reasons or being stored or used improperly. rescue. How to properly use, safely store, and scientifically manage these precious recording materials to maximize the shelf life of the materials and to repeatedly provide them repeatedly has become an understanding and must be understood by each of our audio-visual materials workers one question. We know that the tape is in the process of electromagnetic conversion of magnetic recording