Re: [Discuss-gnuradio] receive sensitivity of B200

[Marcus D. Leech]

On 05/18/2014 05:49 PM, Robert Light wrote:
> Hi, I use B200 with OpenBTS at 900MHz. I get very low range (about 10m only) 
> and I identified that this is due to receive channel in B200. Changing rxgain 
> between 0 and 70dB makes vey little difference. Does anyone know how the 
> receive sensitivity of B200 compare with, for example, WBX?
> What could be the reason for this low sensitivity? uhd_fft spectrum looks  
> "normal" , in the sense that I do not suspect a broken LNA.
>
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Are you on the correct antenna port?

The B2xx RF section is roughly the same noise figure and total gain as a 
WBX.



--
Marcus Leech
Principal Investigator
Shirleys Bay Radio Astronomy Consortium
http://www.sbrac.org