btw, with slide control on the right side there is the possibility to change the frequency of the LO in 1 Hz steps using the mouse wheel. is there a way to...
543
Jurgen Bartels
jurgenb2@...
Feb 2, 2012 8:58 am
... These things are surely not created to replace a fancy user interface. So why don't your write your own little app doing all that and send the values to...
544
Graham Mcleod
g8pha
Feb 2, 2012 11:50 am
Hans, Certain kinds of FFT (& Hardware) can output a -ve & +ve Frequency spectrum, with Zero at the centre. If downmixed, this translates as LO frequency...
545
wolf_dl4yhf
dl4yhf
Feb 2, 2012 4:50 pm
... That's exactly what the FFT's 'complex input' option for the is for:. http://www.qsl.net/dl4yhf/speclab/settings.htm#fft_settings It comes in two flavours:...
546
sakis
east_electro...
Feb 4, 2012 4:23 pm
I just download spectrum lab It seems to me that it must be a highly sophisticated tool Question 1: can a tool like that be used for THD measures in audio...
547
hm2612
Feb 6, 2012 9:37 pm
dear all many thanks for the reply. jurgen, i will try it to use the command interpreter. 73 de hans oe1smc --...
548
mike
mikeymustang...
Feb 11, 2012 11:08 am
Hello Group, Does anyone know if it is possible to notch out both tones 941HZ and 1477 HZ for # using Spectrum Lab? I have a remote system that unkeys the...
549
wolf_dl4yhf
dl4yhf
Feb 11, 2012 11:48 am
Hi Mike, Use the FFT-based notch filter, and place two individual notches in the passband. Set the filter type to "custom" mode and simply paint the notches...
550
Steve Kohlhase
c_o_p_s_ne
Feb 11, 2012 12:27 pm
Will Spectrum Lab work on a MAC?  Thanks  Steve ________________________________ From: wolf_dl4yhf <dl4yhf@...> To: SpectrumLabUsers@yahoogroups.com...
551
wolf_dl4yhf
dl4yhf
Feb 11, 2012 1:54 pm
Hi Steve, I don't think so. Unless there is there is the equivalent of WINE (Linux) on a mac. Cheers, Wolf ....
552
kondrak
kondrak2000
Feb 11, 2012 5:40 pm
You could also run a native copy of windows in a VMware environment on the Mac. I do that, and you don't have all the IO problems wine has. I have VM's for XP,...
553
Copsne
c_o_p_s_ne
Feb 11, 2012 10:57 pm
Thks Wolf. I'll keep my wifes HP laptop going just for this great tool. It is very good on my HP Dv6. It is being used in the Hum quest and proving very...
554
Copsne
c_o_p_s_ne
Feb 11, 2012 11:00 pm
Thank you Sent from Steve's iPhone and I appologize for typo's ... Thank you Sent from Steve's iPhone and I appologize for typo's On Feb 11, 2012, at 12:40 PM,...
555
dr_willy
Feb 12, 2012 2:46 am
I have an oddball need to set a different sampling rate on the left and right channels. Is this possible? I have my flex-5000 audio out panned so left is one...
556
bernard BUTRY
bernard_butry
Feb 12, 2012 8:19 am
Hello, SL will suffice to himself to decode a VOR beacon and then, get direction from the beacon? In this case, I would like to have the file .usr to test...
557
wolf_dl4yhf
dl4yhf
Feb 12, 2012 8:31 am
Hi Doc, ... Unfortunately not. In the current version, SL supports *one* input device per instance. So you would need to run *two* instances, each using a...
558
wolf_dl4yhf
dl4yhf
Feb 12, 2012 8:35 am
Hi Bernard, SL cannot "decode" a VOR beacon. It can show its presence on the waterfall display, but there's no way to decode anything from the beacon's...
559
f1ehx
bernard_butry
Feb 12, 2012 9:16 am
Seen from the side BF, the VOR is a 9960 Hz carrier modulated at 30 Hz, I thought there was some way with SL to filter the signals to extract the phase...
560
kondrak
kondrak2000
Feb 12, 2012 10:18 am
More than welcome my friend. The other nice thing about VMware is, once setup, you take a snapshot of the individual OS, store it and you can revert any time a...
561
MIke mustang
mikeymustang...
Feb 12, 2012 10:42 am
Wolf, Thanks for the help it works nicely. Mike WA3O Sent from Yahoo! Mail on Android...
562
dr_willy
Feb 13, 2012 12:37 am
I figured as much. I appreciate your software. Very nice. Thanks, Doc...
565
wolf_dl4yhf
dl4yhf
Feb 13, 2012 5:08 pm
Hi Tom, Don't despair - the reason may be the old 'winamp plugin' used to send the data from SL to winamp to oddcast. I stopped support for that DLL in the...
566
Vernon
vmatheson2005
Feb 13, 2012 6:20 pm
I am wondering if anyone can help me with the scripts to FTP captures to my grabber page.... If so send me a private email and I will send you the particulars....
567
wolf_dl4yhf
dl4yhf
Feb 13, 2012 6:46 pm
Hi Vernon, It's a way back since I last used the standard ftp client, but there's a very short 'how-to' upload screen grabs using that ancient tool: ...
568
Vernon Matheson
vmatheson2005
Feb 13, 2012 7:22 pm
Thanks Wolf...yes Dropbox works well.......
569
renato
reromeroit
Feb 13, 2012 10:51 pm
Hi Vernon, on my web site you can find a little tutorial about how to put on line a monitoring station, making FTP with "GoodSync"; software: ...
570
Vernon Matheson
vmatheson2005
Feb 13, 2012 11:28 pm
Thank you Renato...have done the Dropbox thing but will look at your tutorials. ... From: SpectrumLabUsers@yahoogroups.com ...
571
Tom Becker
b19063
Feb 14, 2012 3:10 am
Wolf, once the hum filter has settled can the notches be locked? Tom...
572
Magnus
sm6xma@...
Feb 14, 2012 12:26 pm
... WinSCP has a (scriptable) feature for this. ///Magnus, SM6XMA...
