standards

Where can I find measurement specifications, does anyone know links to current documentation? For example, is it possible to measure the noise level of a sound card with a gain ratio of 1 to 1? (assume the input is ideal and measure only the output) How is dynamic range measured? i.e. 32 bit...

Hi all, and thanks for your consideration! I'm pretty green with REW itself but hoping to use it in a semi-professional manner for an acoustics project, for RT measurements using the ESS method. As part of the project I will need to be able to assess the performance of the measurement system...