field direction
field direction, Total:8 items.
The international standard classification for "field direction" includes: Acoustics in building. Sound insulation. .
The Chinese standard classification for "field direction" includes: Physics and Mechanics , Architectural physics , Technical Management .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 21228.2-2023 Acoustics—Sound-scattering properties of surfaces—Part 2：Measurement of the directional diffusion coefficient in a free field
Professional Standard - Electron
- SJ 2534.3-1984 Test procedures for antennas - Antenna-range measurements of radiation patterns
Association for Electrical, Electronic & Information Technologies (VDE)
- VDE 0413-9 DIN VDE 0413-9-1984*DIN 57413-9:1984 Measuring and control devices for testing protective measures in electrical installations Field direction indicators [VDE regulations]
(U.S.) Telecommunications Industries Association
- TIA/EIA-455-43A-1999 FOTP-43 Output Near-Field Radiation Pattern Measurement of Optical Waveguide Fibers
- EIA-455-43-1984 FOTP-43 Output Near-Field Radiation Pattern Measurement of Optical Waveguide Fibers
British Standards Institution (BSI)
- BS PD IEC TR 63099-3:2022 Transmitting and receiving equipment for radiocommunication. Radio-over-fibre technologies for electromagnetic-field measurement-Antenna near-field pattern measurement using optical techniques in terahertz-wave bands
- PD IEC TR 63099-3:2022 Transmitting and receiving equipment for radiocommunication. Radio-over-fibre technologies for electromagnetic-field measurement. Antenna near-field pattern measurement using optical techniques in terahertz-wave bands
Korean Agency for Technology and Standards (KATS)
- KS F ISO 17497-2-2017 Acoustics - Sound scattering properties of surfaces - Part 2 : Measurement of the directional diffusion coefficient in a free field
direction,slice direction,research direction,field direction,direction beacon,slice direction,test direction,technical direction,Professional direction,Detection direction,guide direction,opposite direction,Detection direction,haze direction,Spectral direction,time direction,astronomical direction,slot direction
