Codes & Standards - Purchase
ISO 16:1975
Acoustics -- Standard tuning frequency (Standard musical pitch)
SKU: iso_003601_100470
Published by ISO
Publication Year 1975
1 Edition
1 pages
Product Details
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.