Найдено: 38
What is this BS EN 61603-3 - Transmission systems for audio and/or video and related signals about? BS EN 61603-3 discusses transmission systems for audio and/or video and related signals using infra…
Overview EN 61643-351:2017 (identical to IEC 61643-351:2016) specifies performance requirements and test methods for surge isolation transformers (SITs) used in telecommunications and signalling netw…
What is BS EN 61672-1 - Sound level meters about ? A sound level meter is a self-contained hand-held instrument with an attached microphone and a built-in display device. BS EN 61672-1 is an Internat…
What is BS EN 61643-321- Avalanche breakdown diode (ABD) used in surge protective devices about? BS EN 61643-321 is 321 part of a multi-series standard used for Components for low-voltage surge prote…
What is BS EN 61642 - A.C. harmonic filters and shunt capacitors about? BS EN 61642 is an international standard used for Industrial a.c. networks affected by harmonics. This helps in manufacturing g…
What is BS EN 61685 - Parameters for a f low test object about? BS EN 61685 is an international standard that discusses flow measurement systems. BS EN 61685 specifies parameters for a flow Doppler t…
What is BS EN 61675-2 – Gamma cameras for planar, wholebody, and SPECT imaging about? BS EN 61675-2 is the second part of the multi-series international standard that focuses on gamma cameras for pla…
What is BS EN 61603-7- Transmission systems for audio and/or video and related signals about? BS EN 61603-7 discusses transmission systems for audio and/or video and related signals using infra-red r…
What is BS EN 61643-311 - Gas discharge tubes about? BS EN 61643-311 is the 311th part of an international standard used for low-voltage surge protective devices that specifies the electrical and mec…
What is BS EN 61643-351 - Components for low-voltage surge protective devices about? BS EN 61643 is a series on components for low-voltage surge protective devices. Components for low-voltage surge p…
What is this BS EN 61606-4 - Audio and audiovisual equipment about? BS EN 61606-4 discusses audio and audiovisual equipment and digital audio parts with a focus on basic measurement methods of audio…
What is BS EN 61643-312 - Gas discharge tubes about? BS EN 61643-312 is an international standard used for low-voltage surge protective devices that specifies the requirements and application princip…
What is BS EN 61672-3 - Electroacoustics for sound level meters about? BS EN 61672-3 is a safety standard on sound level meters. BS EN 61672-3 describes procedures for periodic testing of time-weight…
What is BS EN 61649 - Weibull analysis about? BS EN 61649 is a technical specification that provides methods for analysing data from a Weibull distribution using continuous parameters such as time to…
1 Scope This International Standard is applicable to ultrasonic equipment designed for physiotherapy containing an ultrasonic transducer generating continuous or quasi- continuous wave ultrasound in…
1 Scope This part of IEC 61675 specifies terminology and test methods for declaring the characteristics of positron emission tomographs . P ositron emission tomographs detect the annihilation radiati…
What is BS EN 61605 - Marking codes for fixed inductors about? BS EN 61605 is a European standard that specifies marking codes for fixed inductors. BS EN 61605 specifies the following marking codes f…
What is this BS EN 61606-1 - Audio and audiovisual equipment about? BS EN 61606-1 discusses audio and audiovisual equipment and digital audio parts with a focus on basic measurement methods of audio…