playback head meaning in English

读出磁头
读出头, 读头
放音磁头
放音头、放声头
留声机的唱头, 放音头
重放磁头

On dictating equipment , the process of making reproducing a recording by means of a playback head or a combined head
在口述记录设备上，利用放音磁头或组合磁头回放录音的过程。
On dictation equipment , a device for accurate alignment of playback head , or combined head , to the track on the recording medium
录音设备上的一种装置，它能精确地把重放磁头或组合磁头调准到记录介质的磁道上。
In multi - channel digital magnetic record / playback heads , the angle between the parallel lines measuring gap scatter and the nominal direction of tape motion over the head assembly
在多道数字记录读出磁头中，测量间隙变化的平行线与磁带在磁头组合件上运动的标定方向之间的夹角。