ISO 7779:1999/DAmd 2.2

Acoustics — Measurement of airborne noise emitted by information technology and telecommunications equipment — Amendment 2: Revision of measurement surfaces, procedures for equipment installation/operation and detection of prominent discrete tones

OEN:

ISO

Langue:

English

Code(s) de l'ICS:

17.140.20; 35.020

Statut:

Annulée

Date de Publication:

1969-12-30

Numéro Standard:

ISO 7779:1999/DAmd 2.2