| 发明名称 |
An improved automatic head position tracking servo for a rotary head magnetic tape recording and reproducing apparatus. |
| 摘要 |
<p>An automatic head position servo for a rotary scan recording and reproducing machine in which a dither signal for varying the head position is varied in amplitude in accordance with the magnitude of the second harmonic of the amplitude of the reproduced signal.</p> |
| 申请公布号 |
EP0305722(A1) |
申请公布日期 |
1989.03.08 |
| 申请号 |
EP19880111888 |
申请日期 |
1982.10.27 |
| 申请人 |
AMPEX CORPORATION |
发明人 |
RAVIZZA, RAYMOND R. |
| 分类号 |
H04N5/7826;G11B5/588;G11B20/18;G11B21/08;G11B21/10 |
主分类号 |
H04N5/7826 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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