T/ZZB 1840-2020 Active Group standards

T/ZZB 1840-2020 High-performance with centering support thin moving coil speaker

Publish Date: 2020-11-16 Implement Date: 2020-11-30 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/ZZB 1840-2020

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Electroacoustic devices

ICS Name: Attachment

Publish Date: 2020-11-16

Implement Date: 2020-11-30

Scope

Main technical content: This document specifies the terms and definitions, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage, and quality commitments for high-performance thin diaphragm speakers with a fixed core support plate. This document is applicable to thin diaphragm speakers with a thickness of no more than 12 mm, equipped with a fixed core support plate and a voice coil frame, featuring high performance and used in portable personal computers, smart speakers, and other consumer electronics products.