Disk subsystem read write control
Disk synchronization control system and method
Display device for a magnetic tape recording and/or reproducing
Display for modular dictation/transcription system
Display including variable mode for a record and/or playback dev
Drive control device of motor and disk rotation system
Drive mechanism for cassette tape recorders
Drive mode switching device for magnetic tape recorder/reproduce
Drive motor controller for low power disk drive
Driving method for a stepping motor
Dual capstan tape transport having controlled tape tension
Dual-column tension and speed controller for high speed tape tra
Dust-immune reading method and apparatus for magnetic tape trans
Dynamic control of magnetic tape drive
Dynamic skew correction for rotating head magnetic recorder
Dynamic tape path adjustment