| 摘要 |
<p>A magnetic head, in particular for the trackwise erasing video record carriers over their full width, In order to be able to arrange the head as closely as possible to the head wheel with the video heads, it has a circular-symmetrical construction and is destined to be placed together with a video drum on the axis of rotation of the head wheel. In principle the head consists of a flanged tube on which a coil is slipped while onto said coil a second likewise flanged tube is provided. The operational gap is formed between the two flanges.</p> |
