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Distribution automation using distribution line carrier systems. Lower layer profiles - The spread frequency shift keying (S-FSK) profile. Original standard BS EN 61334-5-1-2001 in PDF full version. Additional info + preview on request

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Distribution automation using distribution line carrier systems - A-XDR encoding rule. Original standard BS EN 61334-6-2001 in PDF full version. Additional info + preview on request

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Filters using waveguide type dielectric resonators - Generic specification. Original standard BS EN 61337-1-2004 in PDF full version. Additional info + preview on request

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Filters using waveguide type dielectric resonators - Guide for use. Original standard BS EN 61337-2-2004 in PDF full version. Additional info + preview on request

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Waveguide type dielectric resonators - Generic specification. Original standard BS EN 61338-1-2005 in PDF full version. Additional info + preview on request

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Waveguide type dielectric resonators. - General information and test conditions. Measurement method of complex relative permittivity for dielectric resonator materials at microwave frequency. Original standard BS EN 61338-1-3-2000 in PDF full version. Additional info + preview on request

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