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- Audio_Engineering_Society,_Coarse-groove_Calibration_Discs abstract "Libraries and archives around the world have collections of many thousands of coarse-groove mechanical audio recordings, phonograph or gramophone records, largely 78s or 78 rpm discs. This is a substantial recorded heritage of mankind's music and spoken word made over a period of 65 years. The 78 rpm disc was largely out of production by 1960. These mechanical recordings won't be available indefinitely since the plastics used in their manufacture are deteriorating slowly but steadily. Preservation programs have been underway by a number of organizations. Decreasing costs of digital storage media now make it possible to consider all mechanical audio recordings for transfer to the digital domain. Thus a widespread need was recognized by the Audio Engineering Society (AES) to provide a calibration tool for standard transfer of mechanical coarse-groove audio recordings from the analog to the digital domain.The AES coarse-groove calibration discs (AES-S001-064) are a boxed set of two identical discs, one for routine use, one for master reference. The intent is to characterize the reproduction chain for the mass transfer of coarse-groove records to digital media, much like using a photographic calibration reference in image work.Side A:Gliding tone, 20 Hz to 20 kHzSpeed: 77.92 rpmLateral (mono) coarse grooveTime constants: 3180/450/0 msSeparate outer & inner bands:1 kHz trigger toneGliding tone, 20 Hz to 20 kHz1 kHz reference level**20 mm Light Band Width (LBW);approx 8 cm/s peak-to-peak, 5.7 cm/s rmsSide B:Single tones, 18kHz to 30 HzSpeed: 77.92 rpmLateral (mono) coarse grooveTime constants: 3180/450/50 ms(Pressed under license from EMI Records Ltd.)".
- Audio_Engineering_Society,_Coarse-groove_Calibration_Discs wikiPageID "13067121".
- Audio_Engineering_Society,_Coarse-groove_Calibration_Discs wikiPageRevisionID "601775690".
- Audio_Engineering_Society,_Coarse-groove_Calibration_Discs hasPhotoCollection Audio_Engineering_Society,_Coarse-groove_Calibration_Discs.
- Audio_Engineering_Society,_Coarse-groove_Calibration_Discs subject Category:Audio_engineering.
- Audio_Engineering_Society,_Coarse-groove_Calibration_Discs subject Category:Audio_storage.
- Audio_Engineering_Society,_Coarse-groove_Calibration_Discs subject Category:Broadcast_engineering.
- Audio_Engineering_Society,_Coarse-groove_Calibration_Discs subject Category:Sound_technology.
- Audio_Engineering_Society,_Coarse-groove_Calibration_Discs comment "Libraries and archives around the world have collections of many thousands of coarse-groove mechanical audio recordings, phonograph or gramophone records, largely 78s or 78 rpm discs. This is a substantial recorded heritage of mankind's music and spoken word made over a period of 65 years. The 78 rpm disc was largely out of production by 1960. These mechanical recordings won't be available indefinitely since the plastics used in their manufacture are deteriorating slowly but steadily.".
- Audio_Engineering_Society,_Coarse-groove_Calibration_Discs label "Audio Engineering Society, Coarse-groove Calibration Discs".
- Audio_Engineering_Society,_Coarse-groove_Calibration_Discs sameAs m.02z5795.
- Audio_Engineering_Society,_Coarse-groove_Calibration_Discs sameAs Q4819827.
- Audio_Engineering_Society,_Coarse-groove_Calibration_Discs sameAs Q4819827.
- Audio_Engineering_Society,_Coarse-groove_Calibration_Discs wasDerivedFrom Audio_Engineering_Society,_Coarse-groove_Calibration_Discs?oldid=601775690.
- Audio_Engineering_Society,_Coarse-groove_Calibration_Discs isPrimaryTopicOf Audio_Engineering_Society,_Coarse-groove_Calibration_Discs.