China Standards English version of Electroacoustics

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Database: 365,228(8 Aug 2026)

GB 18384 GB/T 9254 Contaminants in food GB 2763 pesticides seed quality

GB/T 9389.1-2026 in English

Transmission of audio and/or video and related signals using infra-red radiation—Part 1: General

TO BE VALID

Issued on:2026-07-02 | Implemented on:2027-02-01

$435.00 $422.00
GB/T 15173-2026 in English

Electroacoustics—Sound calibrators

VALID

Issued on:2026-02-27 | Implemented on:2026-09-01

$600.00 $582.00
GB/T 20441.8-2025 in English

Electroacoustics—Measurement microphones—Part 8: Methods for determining the free-field sensitivity of working standard microphones by comparison

VALID

Issued on:2025-05-30 | Implemented on:2025-05-30

$435.00 $422.00
GB/T 20441.7-2025 in English

Electroacoustics—Measurement microphones—Part 7: Values for the difference between free-field and pressure sensitivity levels of laboratory standard microphones

VALID

Issued on:2025-05-30 | Implemented on:2025-05-30

$270.00 $262.00
GB/T 3241.2-2025 in English

Electroacoustics—Octave-band and fractional-octave-band filters—Part 2: Pattern evaluation tests

VALID

Issued on:2025-05-30 | Implemented on:2025-12-01

$375.00 $364.00
GB/T 3241.1-2025 in English

Electroacoustic—Octave-band and fractional-octave-band filters—Part 1: Specifications

VALID

Issued on:2025-05-30 | Implemented on:2025-12-01

$645.00 $626.00
GB/T 7341.3-2024 in English

Electroacoustics—Audiometric equipment—Part 3: Test signals of short duration

VALID

Issued on:2024-08-23 | Implemented on:2024-08-23

$270.00 $262.00
GB/T 42553-2023 in English

Electroacoustics—Methods to determine corrections to obtain the free-field response of a sound level meter

VALID

Issued on:2023-05-23 | Implemented on:2023-12-01

$490.00 $476.00
GB/T 3785.2-2023 in English

Electroacoustics—Sound level meters—Part 2: Pattern evaluation tests

VALID

Issued on:2023-05-23 | Implemented on:2023-12-01

$510.00 $495.00
GB/T 3785.1-2023 in English

Electroacoustics—Sound level meters—Part 1: Specifications

VALID

Issued on:2023-05-23 | Implemented on:2023-12-01

$690.00 $670.00

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