GB/T 7614-1987
An artificial ear of wide band type for the calibration of earphones used in audiometry (English Version)
- Standard No.
- GB/T 7614-1987
- Language
- Chinese, Available in English version
- Release Date
- 1987
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2011-05
- Replace By
- GB/T 25498.1-2010
- Latest
- GB/T 25498.1-2010
- Scope
- The frequency range of the artificial ear mentioned in this standard is 20~10000Hz. It is suitable for calibrating on-ear headphones that are worn on the human ear without sound leakage, and is not suitable for around-ear headphones.
GB/T 7614-1987 history
- 2010 GB/T 25498.1-2010 Electroacoustics.Simulators of human head and ear.Part 1:Ear simulator for the calibration of supra-aural earphones
- 1987 GB/T 7614-1987 An artificial ear of wide band type for the calibration of earphones used in audiometry
GB/T 7614-1987 An artificial ear of wide band type for the calibration of earphones used in audiometry was changed to GB/T 25498.1-2010 Electroacoustics.Simulators of human head and ear.Part 1:Ear simulator for the calibration of supra-aural earphones.
