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Sanyo Electric Co Ltd
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Sanyo Electric Co Ltd
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Application filed by Sanyo Electric Co LtdfiledCriticalSanyo Electric Co Ltd
Priority to JP8858477ApriorityCriticalpatent/JPS5422118A/en
Publication of JPS5422118ApublicationCriticalpatent/JPS5422118A/en
PURPOSE: To eliminate the rotary phase control of the drum driving system prior to reception of the picture signal by controlling the transcription system in accordance with the phase signal position at the recording time with installation of the rotary movement quantity detector plate to the rotary drum, and thus to shorten the transmission time.