ISO 16:1975
p
ISO 16:1975
3601
Status : Published (Under review)
This standard was last reviewed and confirmed in 2022. Therefore this version remains current.
en
Format Language
std 1 40 PDF
std 2 40 Paper
  • CHF40
Convert Swiss francs (CHF) to your currency

Abstract

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.

General information

  •  : Published
     : 1975-01
    : International Standard confirmed [90.93]
  •  : 1
     : 1
  • ISO/TC 43
    17.140.01 
  • RSS updates

Read sample 

Preview this standard in our Online Browsing Plateform (OBP)

Got a question?

Check out our FAQs

Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)