GB/T 17561-1998
声强测量仪 用声压传声器对测量
Instruments for the measurement of sound intensity--Measurement with pairs of pressure sensing microphones
- 实施日期
- 1999-07-01
- ICS 分类
- 33.160.60
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
找到 302 条
GB/T 17561-1998
Instruments for the measurement of sound intensity--Measurement with pairs of pressure sensing microphones
GB/T 17439-1998
Specification for transmission of component-coded digital television signals for contribution-quality applications at the third hierarchical level
GB/T 17438-1998
Technical requirements for the transmission through contribution and primary distribution networks of digital television signals defined according to the 4∶2∶2 standard
GB/T 17309.1-1998
Methods of measurement on receivers for television broadcast transmissions--Part 1:General considerations--Electrical measurements at radio and videofrequencies and measurements on displays
GB/T 17308-1998
Definitions of parameters for simplified automatic measurement of television insertion test signals
GB/T 17307-1998
Assignment of the uses of insertion lines in the field-blanking interval in television broadcasting
GB/T 17277-1998
Broadcast video tape recorders methods of measurement--Part 1:Mechanical measurements
GB/T 17276-1998
General specification for wireless microphone systems
GB/T 17205-1998
Exchange of television programmes on magnetic tape
GB/T 16851-1997
Sound systems for emergency purposes
GB/T 16812-1997
Technical specificationfor NICAM-728 digital audio signal transmission with satellite TV channel subcarrier
GB 2097-1997
Colour television telecast--Test charts
GB 16788-1997
Measurements and limits of immunity of cabled distribution systems primarily intended for sound and television signals operating between 30MHz and 1GHz
GB 16787-1997
Measurements and limits of radiation of cabled distribution systems primarily intended for sound and television signals operating between 30MHz and 1GHz
GB/T 16697-1996
General specification for monochrome universal NBTV cameras
GB/T 12840-1996
Reliability requirements and testing methods for tape transport mechanism of cassette tape recorders
GB/T 16612-1996
Audio,video and audiovisual systems--Domestic digital bus (D2B)
GB/T 16610-1996
Audio-visual,video and television equipment and systems--Control systems for two still projectors operating practice
GB/T 9002-1996
Vocabulary for audio, video and audiovisual equipment and systems
GB/T 16519-1996
General specification of video head drum assembly for VHS video cassette recorder