Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP58029322ApriorityCriticalpatent/JPS59156084A/ja
Priority to EP84101431Aprioritypatent/EP0116926B1/en
Priority to DE8484101431Tprioritypatent/DE3462214D1/de
Priority to US06/579,595prioritypatent/US4600953A/en
Publication of JPS59156084ApublicationCriticalpatent/JPS59156084A/ja
Publication of JPS642275B2publicationCriticalpatent/JPS642275B2/ja
Control pulse recording circuit for dual tape speed recording and reproducing apparatuses using two pairs of heads selectively for selected speed including recording delayed control pulses