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Filing date
Publication date
Application filed by AmpexfiledCriticalAmpex
Publication of BE697655ApublicationCriticalpatent/BE697655A/xx
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