Library

Standards

Standards, test methods, and compliance notes.

21 entries

Turnkey PCBA Sourcing: Risk Control Guide

A technical guide to managing material handover, BOM verification, and ECO risks in turnkey PCBA sourcing, with standards for traceability and reliability.

PCBAturnkey sourcingBOM verificationECOmaterial traceabilityMSD storagehumidity controlsupplier agreement

Wavelength Calibration of High-Resolution Spectrometers

A technical guide to wavelength accuracy calibration using mercury-argon lamps and Fabry-Perot etalons, polynomial fitting, and uncertainty evaluation.

spectrometerwavelength calibrationmercury argon lampFabry-Perot etalonpolynomial fittinguncertainty evaluation

Inside CAAC's Road to eVTOL Type Certification

China's regulator is refining its eVTOL certification pathway, with tilt-rotor designs facing deeper scrutiny and longer timelines.

eVTOLairworthiness certificationtype certificateCAACtilt-rotorflight control redundancybattery safety

Hydrogen Embrittlement in High-Pressure Hydrogen Systems

Guide to managing hydrogen embrittlement risks in high-pressure hydrogen networks, covering material compatibility, valve selection, and leak prevention.

hydrogen embrittlementmaterial compatibilityvalve selection316L stainless steelsealing design