JJF 2286-2025 Active National Metrology Technical Specifications JJF

JJF 2286-2025 Calibration Specification for Phase-shifted Sensitivity of Interferometric Optical Fiber Hydrophones(Differential Delay Heterodyne Demodulation Method)

Publish Date: 2025-09-08 Implement Date: 2026-03-08 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: JJF 2286-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: -

Publish Date: 2025-09-08

Implement Date: 2026-03-08

Pages: 24 pages

Scope

This specification is applicable to the calibration of the phase shift sensitivity of interference-type fiber optic hydrophones within the frequency range of 10 Hz to 40 kHz.

Development Information

Word Count: 38 Thousand words Pages: 24 pages

Referenced Standards

JJG 449-2014 Octave-Band and Fractional-Octave-Band Filters JJF 1001-1998 General Terms in Metrology and Their Definitions JJF 1001-2011 General Terms in Metrology and Their Definitions JJF 1034-2020 Terms and Definitions for Acoustical Metrology JJF 1059.1-2012 Evaluation and Expression of Uncertainty in Measurement GB/T 3102.7-1993 Quantities and units—Acoustics GB/T 3223-1994 Acoustics—Free-field calibration method of underwater sound transducers GB/T 3947-1996 Acoustical terminology GB/T 42559-2023 Acoustics—Measurement of phase-shifted sensitivity of interferometric fiber-optic hydrophones

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