Re: [Flexradio] Spurs on 20m

2007-09-01 Thread Jim, W4ATK
Yes, I have observed the same thing. Jim, W4ATK -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Behalf Of Ray Andrews, K9DUR Sent: Saturday, September 01, 2007 9:12 AM To: FlexRadio@flex-radio.biz Subject: [Flexradio] Spurs on 20m I just ran across a strange

Re: [Flexradio] Spurs on 20m

2007-09-01 Thread John Hansen
I've observed the same thing too. I've been meaning to post about it. What's interesting is that it is not present in ver 1.6.2 John W2FS Jim, W4ATK wrote: Yes, I have observed the same thing. Jim, W4ATK -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Behalf

Re: [Flexradio] Spurs on 20m

2007-09-01 Thread Tim Ellison
: FlexRadio@flex-radio.biz Subject: Re: [Flexradio] Spurs on 20m Same to me, reported a long time ago ... . Guys who are using Powersdr FA66(@96kHz) , don't you see a noise floor drop (more than 5dB) on bottom and top end of the spectrum ? . The spectrum looks like a curving with its max at the middle

Re: [Flexradio] Spurs on 20m

2007-09-01 Thread K8MLM
Yes. I see spurs from 14.291.5 to 14.297. Using a SDR-1000 with Delta 44. Bob K8MLM In a message dated 9/1/2007 10:12:29 A.M. Eastern Daylight Time, [EMAIL PROTECTED] writes: I just ran across a strange artifact that is present in both v1.10.1 in SVN 1503. I was on 20m USB.

Re: [Flexradio] Spurs on 20m

2007-09-01 Thread Jean-marc BORD
PM To: John Hansen Cc: FlexRadio@flex-radio.biz Subject: Re: [Flexradio] Spurs on 20m Same to me, reported a long time ago ... . Guys who are using Powersdr FA66(@96kHz) , don't you see a noise floor drop (more than 5dB) on bottom and top end of the spectrum ? . The spectrum looks like

Re: [Flexradio] Spurs on 20m

2007-09-01 Thread Ray J
I have noticed this with the sdr1000 since I received it, july06 it is like a strange mixing or something like that.. I figured it was normal...I have run across it on different bands some screen captures of lower end of 6 meters. http://www.w9ray.org/sdr/spurs.htm I noticed this with both

Re: [Flexradio] Spurs on 20m

2007-09-01 Thread Jeff Anderson
. - Jeff, K6JCA -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Behalf Of Ray J Sent: Saturday, September 01, 2007 3:02 PM To: FlexRadio@flex-radio.biz Subject: Re: [Flexradio] Spurs on 20m I have noticed this with the sdr1000 since I received it, july06 it is like

Re: [Flexradio] Spurs on 20m

2007-09-01 Thread John Hansen
I think it must be repairable because version 1.6.2 of the code doesn't have them... at least not the ones around 14.3 MHz on 20 meters. It does seem to me that it's a pretty serious problem. John W2FS Ray J wrote: I have noticed this with the sdr1000 since I received it, july06 it is like a

Re: [Flexradio] Spurs on 20m

2007-09-01 Thread Tim Ellison
: [Flexradio] Spurs on 20m I think it must be repairable because version 1.6.2 of the code doesn't have them... at least not the ones around 14.3 MHz on 20 meters. It does seem to me that it's a pretty serious problem. John W2FS Ray J wrote: I have noticed this with the sdr1000 since I received

Re: [Flexradio] Spurs on 20m

2007-09-01 Thread Ray Andrews, K9DUR
Tim, You wrote, The previous version used a different IF of 11025 Hz and the new versions are using 9000 Hz. I used the IF frequency setting in the DDS box under Setup/General/Hardware Config (v1.10.1) to change the IF frequency back to 11025 Hz. Either this control doesn't really change the IF