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Transformers and inductors for use in electronic and telecommunication equipment Part 3- Sectional specification for power transformers on the basis of the capability approval procedure. Original standard BS EN 61248-3-1997 (2000) in PDF full version. Additional info + preview on request

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Transformers and inductors for use in electronic and telecommunication equipment - Part 4- Sectional specification for power transformers for switched mode power supplies (SMPS) on the basis of the capability approval procedure. Original standard BS EN 61248-4-1997 (2000) in PDF full version. Additional info + preview on request

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Transformers and inductors for use in electronic and telecommunication equipment Part 5- Sectional specification for pulse transformers on the basis of the capability approval procedure. Original standard BS EN 61248-5-1997 (2000) in PDF full version. Additional info + preview on request

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Transformers and inductors for use in electronic and telecommunication equipment Part 6- Sectional specification for inductors on the basis of the capability approval procedure. Original standard BS EN 61248-6-1997 (2000) in PDF full version. Additional info + preview on request

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Materials for interconnection structures - Part 5- Sectional specification set for conductive foils and films with or without coatings - Section 4- Conductive inks. Original standard BS EN 61249-5-4-1997 (1999) in PDF full version. Additional info + preview on request

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Fibre optic terminus sets - Part 1-1- Blank detail specification. Original standard BS EN 61269-1-1-1997 (1999) in PDF full version. Additional info + preview on request

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