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Re: [Discuss-gnuradio] some components parameters are unknown on usrp sc


From: Matt Ettus
Subject: Re: [Discuss-gnuradio] some components parameters are unknown on usrp schematic
Date: Sun, 18 Nov 2007 14:17:22 -0800
User-agent: Thunderbird 2.0.0.0 (X11/20070326)

The reason it says "NONE" is that there is nothing there. You don't put
any parts on the board for those.

Matt

yandy wrote:
> Dear Matt and all,
>     Recently,i am digesting the V4.2 usrp's schematic,but on usrp-B Clocking 
> file ,some components value is unknown,for example,
>
> R2001 R2004 R2005 R2030 R858 R860
> C926
> R904 R905 R907 R908 R910 R911 R913 R914 R916 R917 R919 R920 R922 R923 R925 
> R926 R928 R929 R931 R932 R934 R935 R906 R909 R912 R915 R918 R921 R924 R927 
> R930 R933 R936
>
> these components value is NONE on schematic and there aren't part number 
> information in usrp-bom.xls.
>
> could anybody give me some help?tell me the information about these 
> components?
>
> thanks.
>
> otherwise,the http://www.ettus.com website can't access for a long time,what 
> it happen ?
>
> thanks again.
>
>
>
>
>
>
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