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Norm
ISO 16:1975
Issue date: 1975 01 01
Acoustics — Standard tuning frequency (Standard musical pitch)
Specifies the frequency for the note A in the treble stave and shall be 440 Hz. Tuning and retuning shall be effected by instruments producing it within an accuracy of 0,...
Valid
Publisher:
International Organization for Standardization
Format:
Digital | 1 Pages
Language:
English
ICS
Specifies the frequency for the note A in the treble stave and shall be 440 Hz. Tuning and retuning shall be effected by instruments producing it within an accuracy of 0,5 Hz.
