loading
DS/EN 50551-1 - Simplex and duplex cables for use in terminated cable assemblies – Part 1: Blank Detail Specification and minimum requirements
April 1, 2019 - DS

This blank detail specification describes parameters that can be considered for simplex and duplex optical fibre cables for use in terminated cable assemblies or for termination with optical fibre passive components.

IEC TR 62878-2-7 - Device embedding assembly technology Part 2-7: Guidelines – Accelerated stress testing of passive embedded circuit boards
March 1, 2019 - IEC

This part of IEC 62878 describes the accelerated stress testing of passive embedded circuit boards. It can be used for screening finished boards, including multilayer and high-density interconnection (HDI) boards. These boards are mainly for mobile devices.

ASD-STAN PREN 2516 - Aerospace series Passivation of corrosion resisting steels and decontamination of nickel base alloys
October 1, 2018 - ASD-STAN

This standard specifies several chemical methods of passivation for corrosion resisting steels (austenitic, ferritic, martensitic and precipitation hardenable) and of decontamination for nickel or cobalt base alloys.

DS/ISO 4869-6 - Acoustics – Hearing protectors – Part 6: Determination of sound attenuation of active noise reduction earmuffs
February 4, 2019 - DS

This document is concerned with active noise reduction (ANR) earmuffs. It specifies the test methods for the determination of the active insertion loss and calculation procedures for deriving the total attenuation. For this aim, the values of sound attenuation in the passive mode also have...

ISO 4869-6 - Acoustics - Hearing protectors - Part 6: Determination of sound attenuation of active noise reduction earmuffs
February 1, 2019 - ISO

This document is concerned with active noise reduction (ANR) earmuffs. It specifies the test methods for the determination of the active insertion loss and calculation procedures for deriving the total attenuation. For this aim, the values of sound attenuation in the passive mode also have...

DS/EN IEC 60869-1 - Fibre optic interconnecting devices and passive components – Fibre optic passive power control devices – Part 1: Generic specification
January 4, 2019 - DS

This part of IEC 60869 applies to fibre optic passive power control devices. These have all of the following general features: - they are passive in that they contain no optoelectronic or other transducing elements; - they have two ports for the transmission of optical power and...

IEEE P1531 DRAFT - Draft Guide for Application and Specification of Harmonic Filters
March 1, 2019 - IEEE

This guide addresses the selection of the (1) components, (2) protection, and (3) control of harmonic filters. It does not address the engineering required to establish the proper size and configuration of harmonic filters to achieve desired performance. This document provides guidelines for...

SAE AMS2700 - Passivation of Corrosion Resistant Steels
March 1, 2018 - SAE

Purpose This specification covers the requirements for a process to assure removal of free iron or other less noble contaminants from the surfaces of corrosion resistant steel parts. Application The processes defined in this specification have been used typically to dissolve tramp metallic elements...

IEC/TS 62686-2 - Process management for avionics - Electronic components for aerospace, defence and high performance (ADHP) applications - Part 2: General requirements for passive components
January 1, 2019 - IEC

This part of IEC 62686 defines the minimum requirements for general purpose "off-the-shelf" COTS (commercial off-the-shelf) passive components for aerospace, defence and high performance (ADHP) applications. This document applies to all passive components that can be operated in ADHP...

NFPA 69 - Standard on Explosion Prevention Systems
January 1, 2019 - NFPA

This standard applies to the design, installation, operation, maintenance, and testing of systems for the prevention of explosions by means of the following methods: (1) Control of oxidant concentration (2) Control of combustible concentration (3) Predeflagration detection and control of ignition...

IEC 61754-7-3 - Fibre optic interconnecting devices and passive components – Fibre optic connector interfaces – Part 7-3: Type MPO connector family –Two fibre rows 16 fibre wide
April 1, 2019 - IEC

This part of IEC 61754 defines the standard interface dimensions for type MPO family of connectors with two rows of 16 fibres.

DS/EN IEC 60268-21 - Sound system equipment – Part 21: Acoustical (output-based) measurements
January 4, 2019 - DS

IEC 60268-21:2018 specifies an acoustical measurement method that applies to electro-acoustical transducers and passive and active sound systems, such as loudspeakers, TV-sets, multi-media devices, personal portable audio devices, automotive sound systems and professional equipment. The...

Bio-Climatology for Built Environment
January 18, 2019 - CRC

Indoor climate is determined by rational lighting, heating, cooling and ventilating systems. For occupants' well-being it should be consistent with how regional outdoor climate works in the flow of radiation via four paths of heat transfer: radiation; convection; conduction; and evaporation. This...

IEC 60869-1 - Fibre optic interconecting devices and passive components - Fibre optic passive power control devices - Part 1: Generic specification
November 1, 2018 - IEC

This part of IEC 60869 applies to fibre optic passive power control devices. These have all of the following general features: - they are passive in that they contain no optoelectronic or other transducing elements; - they have two ports for the transmission of optical power and...

IEC 60869-1 REDLINE - Fibre optic interconnecting devices and passive components - Fibre optic passive power control devices - Part 1: Generic specification
November 1, 2018 - IEC

This part of IEC 60869 applies to fibre optic passive power control devices. These have all of the following general features: - they are passive in that they contain no optoelectronic or other transducing elements; - they have two ports for the transmission of optical power and...

Engineering Tools for Environmental Risk Management: 4: Risk Reduction Technologies and Case Studies
January 24, 2019 - CRC

The four volumes of the book series "Engineering Tools for Environmental Risk Management" deal with environmental management, assessment & monitoring tools, environmental toxicology and risk reduction technologies. This last volume focuses on engineering solutions usually needed for industrial...

DS/EN IEC 61300-2-4 - Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 2-4: Tests – Fibre or cable retention
March 11, 2019 - DS

The purpose of this part of IEC 61300 is to ensure that the retention or attachment of the fibre, cord or cable in a fibre optic device or an enclosure will withstand tensile loads likely to be applied during normal service.

Advertisement