GB/T 44218-2024 Active National standards

GB/T 44218-2024 Methods of measurement for microspeakers

GB/T 44218-2024 Methods of measurement for microspeakers

Publish Date: 2024-07-24 Implement Date: 2025-02-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 44218-2024

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Audio equipment, electroacoustic devices

ICS Name: Attachment

Publish Date: 2024-07-24

Implement Date: 2025-02-01

Pages: 36 pages

Scope

This document describes the characteristics of miniature speakers and explains the related measurement methods when using steady-state sinusoidal signals, sinusoidal sweep signals, multi-tone or noise signals. The main characteristics include but are not limited to impedance, displacement, amplitude-frequency response, distortion, and rated power, etc.
This document is applicable to miniature speaker units and miniature speaker systems with a maximum size of less than 40mm in the vibration area.

Development Information

Word Count: 71 Thousand words Pages: 36 pages

Referenced Standards

IEC 60268-22:2020 IEC 61260-1 GB/T 3785.1-2010 Electroacoustics—Sound level meters—Part 1:Specifications GB/T 3785.1-2023 Electroacoustics—Sound level meters—Part 1:Specifications GB/T 12060.1-2017 Sound system equipment—Part 1:General GB/T 12060.2-2011 Sound system equipment—Part 2:Explanation of general terms and calculation methods

Adopt standards

IEC 63034:2020

Related Standards

GB/T 6511-1986 Replaced

GB/T 6511-1986 Precision method for free-field calibration of φ 23.77mm standard condenser microphones by the reciprocity technique

Publish Date: 1986-06-18

GB/T 6661-1986 Active

GB/T 6661-1986 Nipples for insert earphones

Publish Date: 1986-07-31

GB/T 6832-1986 Replaced

GB/T 6832-1986 Methods of measurement on headphones

Publish Date: 1986-09-03

GB/T 7313-1987 Abolished

GB/T 7313-1987 Minimum performance requirements and methods of measurement for high fidelity loudspeaker systems

Publish Date: 1987-02-27

GB/T 12058-1989 Replaced

GB/T 12058-1989 Listening tests on loudspeakers

Publish Date: 1989-12-29

GB/T 13581-1992 Abolished

GB/T 13581-1992 Minimum performance requirements on high fidelity headphones

Publish Date: 1992-07-15