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Audio and audiovisual equipment - Digital audio parts - Basic measurement methods of audio characteristics - Part 4- Personal computer. IEC 61606-4:2005. Original standard IEC 61606-4-2005 in PDF full version. Additional info + preview on request

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Microwave ferrite components - Guide for the drafting ofspecifications. IEC 1609:1996. Original standard IEC 61609-1996 in PDF full version. Additional info + preview on request

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Prints and transparencies produced from electronic sources -Assessment of image quality. IEC 1610:1995. Original standard IEC 61610-1995 in PDF full version. Additional info + preview on request

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Insulating liquids - Contamination by polychlorinated biphenyls (PCBs) - Method of determination by capillary column gas chromatography. IEC 61619:1997. Original standard IEC 61619-1997 in PDF full version. Additional info + preview on request

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Insulating liquids - Determination of the dielectric dissipation factor by measurement of the conductance and capacitance - Test method. CEI/IEC 61620:1998. Original standard IEC 61620-1998 in PDF full version. Additional info + preview on request

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Dry, solid insulating materials - Resistance test to high-voltage, low-current arc discharges. CEI/IEC 61621:1997. Original standard IEC 61621-1997 in PDF full version. Additional info + preview on request

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