They were recorded on 2-inch analogtape and stored for posterity.
它们用2英寸的模拟磁带记录并为后代保存。
2
Analogtape recorders suffer from a different type of pitch instability called flutter.
模拟式 录音机受到另外一种名为“脉冲干扰”放音失真,造成音调不稳的干扰。
3
You're unlikely to notice tape modulation noise outside of a recording studio because it's specific to analogtape recorders, which are fast becoming obsolete, and usually hidden by the music itself.