截止频率是波导中特定模式能够传播的最低频率,低于此频率信号被衰减。对于基模(TE01模),在此频率以下转移阻抗测量有效,超过则该失真。在管道系统中,低于此频率声波主要表现为平面波传播。
| 标准号 & 类别 | 标准名称 | 发布 |
|---|---|---|
| ASHRAE NA-04-3-1-2004 QT |
The Acoustic Properties of Common HVAC Plena RP-1026
传声损失 |
2004-01-01 美国采暖、制冷与空调工程师协会 |
| BS EN IEC 63155:2020 术语 |
射频(RF)应用中表面声波(SAW)和体声波(BAW)器件功率耐久性测量方法指南 Guidelines for the measurement method of power durability for surface acoustic wave (SAW) and bulk acoustic wave (BAW) devices in radio frequency (RF) applications
|
2020-06-30 英国标准学会 |
| DIN EN 60153-2:2017 规范 |
空心金属波导.第2部分:普通矩形波导的相关规格(IEC 60153-2-2016);德文版本EN 60153-2-2016 Hollow metallic waveguides - Part 2: Relevant specifications for ordinary rectangular waveguides (IEC 60153-2:2016); German version EN 60153-2:2016
|
2017-02 德国标准化学会 |
| DIN EN 60153-2:2017-02 试验 |
Hollow metallic waveguides - Part 2: Relevant specifications for ordinary rectangular waveguides (IEC 60153-2:2016); German version EN 60153-2:2016
矩形波导 |
2017-02 德国标准化学会 |
| DIN EN 61580-7:1997 试验 |
Methods of measurement for waveguides - Part 7: Graphic method for the determination of waveguide performance (IEC 61580-7:1996); German version EN 61580-7:1996
模式 波导 |
1997-05 德国标准化学会 |
| DIN EN ISO 12181-2:2011-07 规范 |
Geometrical product specifications (GPS) - Roundness - Part 2: Specification operators (ISO 12181-2:2011); German version EN ISO 12181-2:2011
圆度 规范算子 |
2011-07 德国标准化学会 |
| GJB 7052-2010 试验 |
Methods of measure the frequency and spectrum characteristics of short high power microwave pulse
色散 |
2010-06-13 国家军用标准-总装备部 |
| IEC 61580-7:1996 试验 |
Methods of measurement for waveguides - Part 7: Graphical method for the determination of waveguide performance
波导 |
1996-06 国际电工委员会 |
| IEC 62153-4-3:2013 试验 |
金属通信电缆试验方法.第4-3部分:电磁兼容性(EMC).表面传输阻抗.三维法 Metallic communication cable test methods - Part 4-3: Electromagnetic Compatibility (EMC) - Surface transfer impedance - Triaxial method
表面转移阻抗 |
2013-10 国际电工委员会 |
| IEEE 1785.1-2012 规范标准 |
110 GHz频率及以上矩形金属波导及其接口用IEEE标准.第1部分:频带和波导尺寸规格 IEEE Standard for Rectangular Metallic Waveguides and Their Interfaces for Frequencies of 110 GHz and Above - Part 1: Frequency Bands and Waveguide Dimensions
|
2012 美国电气电子工程师学会 |
| UNE-EN 61580-7:1996 试验 |
METHODS OF MEASUREMENT FOR WAVEGUIDES. PART 7: GRAPHICAL METHOD FOR THE DETERMINATION WAVEGUIDE PERFORMANCE. (Endorsed by AENOR in December of 1996.)
波导 |
1996-12-01 西班牙标准化协会 |
| UNE-HD 123.7S1:1975 规范 |
HOLLOW METALLIC WAVEGUIDES. PART 7: RELEVANT SPECIFICATIONS FOR SQUARE WAVEGUIDES. (Endorsed by AENOR in May of 1995.)
|
1995-05-01 西班牙标准化协会 |
| YD/T 1687.1-2007 规范 |
光通信用高速半导体激光器组件技术条件 第1部分:2.5Gbit/s致冷型直接调制半导体激光器组件 Technical Requirements of High Speed Semiconductor Laser Assembly for Optical Fiber Communication Part 1:2.5Gbit/s Cooled Direct Modulation Semiconductor Laser Assembiy
|
2007-09-29 行业标准-邮电通信 |
| YD/T 1687.2-2007 规范 |
光通信用高速半导体激光器组件技术条件 第2部分:2.5Gbit/s无致冷型直接调制半导体激光器组件 Technidal Requirements of High Speed Semiconductor Laser Assembly for Optical Fiber Communication Part 2:2.5Gbit/s Uncooled Direct Modulation Semiconductor Laser Assembly
|
2007-09-29 行业标准-邮电通信 |
Copyright ?2007-2026 ANTPEDIA, All Rights Reserved
京ICP备07018254号 京公网安备1101085018 电信与信息服务业务经营许可证:京ICP证110310号
页面更新时间: 2026-09-14 01:01