So where can one get the source so one could modify it?
At 11:08 AM 4/4/2006, you wrote: >--- In [email protected], "[EMAIL PROTECTED]" <[EMAIL PROTECTED]> >wrote: > > [snip] > > Ken brought up the question of whether you can notch > > the I and Q signals in the audio chain of a receiver? > > I have had receivers with i.f. notch before and as far > > as I understand the two phase shifted signals you should > > be able to do this. > > > > The two signals although phased 90 degrees from each > > other still are sine wave components of frequency and > > amplitude. Being generated by a transmitter somewheres > > on the airwaves. I see no reason why a notch filter > > would not work in the audio chain of the two port signals > > I and Q. > > [snip] > >A hardware notch filter ? Aren't we talking of SDR, i.e. Software >Defined Radios ? A notch filter belongs to the software part of the >radio, and it is not even much difficult to implement. If the software >has already an LMS denoiser (as in SDRadio), it is just matter of some >minor changes and it can be transformed into an automatic, multiple >notch filter... > >73 Alberto I2PHD > > > > > > >Yahoo! Groups Links > > > > Cecil Bayona KD5NWA www.qrpradio.com I fail to see why doing the same thing over and over and getting the same results every time is insanity: I've almost proved it isn't; only a few more tests now and I'm sure results will differ this time ... [Non-text portions of this message have been removed] Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/soft_radio/ <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
