meysam.namdar
Newbie level 5

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hi everybody
i have one question, i know that there is a standard sphere for calibration of RCS measurments. i see different diameter size for this sphere , 12 inch is the diameter that usually use. and by this page:
**broken link removed**
, spheres in different size has been sold.
is there a standard size for all antenna room that should be use?????
a standard by IEEE for example or there is a tip in there???
i have one question, i know that there is a standard sphere for calibration of RCS measurments. i see different diameter size for this sphere , 12 inch is the diameter that usually use. and by this page:
**broken link removed**
, spheres in different size has been sold.
is there a standard size for all antenna room that should be use?????
a standard by IEEE for example or there is a tip in there???