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Optical fibre amplifiers. Basic specification - Test methods for optical power parameters. Electrical spectrum analyzer. Original standard BS EN 61290-2-2-1998 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Optical fibre amplifiers. Basic specification - Test methods for optical power parameters. Optical power meter. Original standard BS EN 61290-2-3-1998 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Optical fibre amplifiers. Basic specification - Test methods for pump leakage parameters. Optical demultiplexer. Original standard BS EN 61290-6-1-1998 in PDF full version. Additional info + preview on request

Document status: Active

Fibre optic interconnecting devices and passive components. Basic test and measurement procedures. Examinations and measurements - Examination and measurements. Fibre position relative to ferrule endface. Original standard BS EN 61300-3-23-1998 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Fibre optic interconnecting devices and passive components. Basic test and measurement procedures. Examinations and measurements - Extinction ratio of a polarization maintaining (pm) fibre pigtailed connector. Original standard BS EN 61300-3-40-1998 in PDF full version. Additional info + preview on request

Document status: Active

Household high-fidelity audio equipment and systems. Methods of measuring and specifying the performance - FM radio tuners. Original standard BS EN 61305-2-1998 in PDF full version. Additional info + preview on request

Document status: Active