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Title: RM 7487 Reference material for 130 mm flexible disk cartridges recorded on both side
Author(s): H. Schroeder
Year: 1986
Document number: PTB-AK-25/2
Pages: 42 , 11 Abbildungen
Custom: DM 17,00
Keywords: PTB-AK-
Abstract: Present state of standardization, as far as the signal amplitude reference flexible disk cartridge is concerned (definitions, test conditions, test methods, requirements) - The establishment of the RM 7487 - Comments on the PTB test certificate (special test condition and testmethods) - Instructions for the application of the RM 7487 reference disk.

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