磁头

• Control head select
  控制磁头选择
• Head disc assembly
  磁头磁碟总成
• Control track head
  控制声迹磁头
• Start stop cycles
  磁头起降周期
• Tape record head
  磁带录音磁头
• Dc erasing head
  直流抹音磁头
• Film 35 mm ; film projectors ; nomenclature , projector head with sound - reproducing heads
  35 mm胶片.电影放映机.第2部分:术语装有还音磁头
• Magnetic film 35 mm ; location of erasing , recording and reproducing heads for six tracks
  35mm的磁胶片.六磁道用消磁头录音磁头和复制磁头的
• Magnetic film 35 mm ; location of erasing , recording and reproducing heads for three tracks
  35mm的磁胶片.三磁道用擦除录音和复制磁头的定位
• Magnetic film 35 mm ; location of erasing , recording and reproducing heads for four tracks
  35mm的磁胶片.四磁道用消磁头录音磁头和复制磁头的