Ah that makes sense! Thanks guys!
-Michael On Mon, Jul 9, 2012 at 3:56 AM, Josh Blum <j...@ettus.com> wrote: > > > On 07/08/2012 08:52 AM, Michael Hill wrote: > > Hi All, > > > > I've toyed around a fair bit with the UHD_sink parameters for the target > > Centre Frequency, and in particular using the request command to set the > > centre freq and the LO Offset. > > But i can't seem to see any impact from the LO offset! > > > > E.g. > > IF = 5 MHz > > Target RF = 100MHz > > LO thus would equal 95MHz. > > > > But if I want to get a target RF of 100MHz with an LO of 105MHz.. how do > I > > do this? > > Is the LO offset = 5 MHz, or do I state 105MHz? > > > > You can read more here: > http://files.ettus.com/uhd_docs/manual/html/general.html#tuning-notes > > http://files.ettus.com/uhd_docs/doxygen/html/structuhd_1_1tune__request__t.html > > Be careful, XCVR2450 has a shared LO. If you have a source and sink > block, the tune from one block can "stomp" on the other. > > Also: > http://files.ettus.com/uhd_docs/manual/html/dboards.html#xcvr-2450 > > -josh > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio >
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