Re: [Flexradio] Couple questions about OptionWindow Filtering Algorithms

2009-03-06 Thread richard allen
The windowing functions only change the shape of the signals in the display. You will not hear any difference between them since they are only applied to the display. It can only be seen. They really have nothing to do with noise reduction. See p 102 in the current manual. If you tune to a

Re: [Flexradio] Couple questions about OptionWindow Filtering Algorithms

2009-03-06 Thread Bob McGwier
The windows change ONLY for display. In a act of I know better than you do, the filters for the bandpass/demodulation are all blackman-harris. fred harris, a friend and colleague, told me if I switched he would disown on me. ;-) These filters are so long that there is actually very

[Flexradio] Couple questions about OptionWindow Filtering Algorithms

2009-03-05 Thread FireBrick
There are algorithms from Blackman to Parzen. To tell the truth, I haven't a clue about them. I can't honestly see a difference in the filtering/noise reduction etc. etc. Question 1. how do they differ? Question 2. for a guy like me, living in a high noise urban setting who's interests are

Re: [Flexradio] Couple questions about OptionWindow Filtering Algorithms

2009-03-05 Thread Tim Ellison
List Subject: [Flexradio] Couple questions about OptionWindow Filtering Algorithms There are algorithms from Blackman to Parzen. To tell the truth, I haven't a clue about them. I can't honestly see a difference in the filtering/noise reduction etc. etc. Question 1. how do they differ? Question 2

Re: [Flexradio] Couple questions about OptionWindow Filtering Algorithms

2009-03-05 Thread Kirk K6KAR
, March 05, 2009 9:46 AM To: FlexRadio List Subject: [Flexradio] Couple questions about OptionWindow Filtering Algorithms There are algorithms from Blackman to Parzen. To tell the truth, I haven't a clue about them. I can't honestly see a difference in the filtering/noise reduction etc. etc

Re: [Flexradio] Couple questions about OptionWindow Filtering Algorithms

2009-03-05 Thread Lux, James P
-Original Message- From: flexradio-boun...@flex-radio.biz [mailto:flexradio-boun...@flex-radio.biz] On Behalf Of FireBrick Sent: Thursday, March 05, 2009 6:46 AM To: FlexRadio List Subject: [Flexradio] Couple questions about OptionWindow Filtering Algorithms

Re: [Flexradio] Couple questions about OptionWindow Filtering Algorithms

2009-03-05 Thread Alfred Green
FireBrick wrote: There are algorithms from Blackman to Parzen. To tell the truth, I haven't a clue about them. I can't honestly see a difference in the filtering/noise reduction etc. etc. Question 1. how do they differ? Question 2. for a guy like me, living in a high noise urban setting who's

Re: [Flexradio] Couple questions about OptionWindow Filtering Algorithms

2009-03-05 Thread Lee A Crocker
Yea like he said default is the best 73 W9OY ___ FlexRadio Systems Mailing List FlexRadio@flex-radio.biz http://mail.flex-radio.biz/mailman/listinfo/flexradio_flex-radio.biz Archives: http://www.mail-archive.com/flexradio%40flex-radio.biz/