I have found in " www.rtl-sdr.com/limesdr-unboxing-initial-review "
from 15. Feb. 2017 , the following sentence :
Spurs: With the antenna disconnected there are a lot of spurs and areas of large interference visible all across the spectrum.
Is it still there, or could you reduce the spurs and interferences articulately ?
What are the Minimum Hardware Requirements for the LimeSDR ?