GB/T 7614-1987

Abolished

An artificial ear of wide band type for the calibration of earphones used in audiometry

校准测耳机用的宽频带型仿真耳

Standard Type
GBT
ICS
33.140
CCS
L31
Status
废止
Issue Date
1987-04-02
Implementation
1987-11-01
Responsible Dept
工业和信息化部（电子）
Drafting Unit
N/A