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.)
Ampex Corp
Original Assignee
Ampex Corp
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 Ampex CorpfiledCriticalAmpex Corp
Publication of JPS598885B1publicationCriticalpatent/JPS598885B1/ja
H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
H04N5/00—Details of television systems
H04N5/76—Television signal recording
H04N5/91—Television signal processing therefor
H04N5/93—Regeneration of the television signal or of selected parts thereof
H04N5/931—Regeneration of the television signal or of selected parts thereof for restoring the level of the reproduced signal
H04N5/9315—Regeneration of the television signal or of selected parts thereof for restoring the level of the reproduced signal the level control being frequency dependent