Head position controlling method

Head positioning signal generating apparatus with signal duratio

Head suspension connection assembly

Head switching signal producing circuit for a magnetic recording

Head tracking control system

Helical scan magnetic recording and reproduction system with hea

Helical scan tracking apparatus including means for correcting f

Helical scan type magnetic recording and reproducing apparatus f

Helical scan type magnetic tape reproducing apparatus with varia

Helical scan video tape recorder for recording video and audio s

Helical scan video tape recorder guard band interference detecto

Helical scan video tape recorder with auxiliary heads for blur f

Helical video tape insert recording editing method with flying e

Helical video tape recorder arrangement suitable for high qualit

Helical-scan-type VTR with echo effect playback