-Thank you all for the replies. I have been using 6.2 lite and V9 RX. Line input is being used. I suppose I could do a frequency response check on the D2 and...
33624
pe0fko
Jun 1, 2009 8:53 am
There are some big I/Q files on my website of the I/Q recorder program <http://home.ict.nl/~fredkrom/pe0fko/IQRec/>. 73, Fred PE0FKO...
33625
pe0fko
Jun 1, 2009 9:16 am
... that says "SI570 chip not powered on?" As the code of ExtIO_Si570 shows the the "SI570 chip not powered on?" message appears when there is something wrong...
33626
Sid Boyce
priddix
Jun 1, 2009 11:14 am
... The E-MU 0404 is a PCI card (card 1) used for I-Q, card 0 is the built-in card used for speaker and Mic. I have a E-MU 0404 USB card, but that is hooked up...
33627
R R Robson
wb5rvz
Jun 1, 2009 1:49 pm
For future reference in this particular thread, one could review the instructions/guidelines at: ...
33628
R R Robson
wb5rvz
Jun 1, 2009 2:24 pm
see also http:/www.wb5rvz.com/sdr/resources/WINRAD_WB5RVZ_PSK_Sample_40m.wav Caution: 54Mb filesize makes for tedious downloads. TX ES 73 DE Robby WB5RVZ NAQCC...
33629
alexle188
Jun 1, 2009 3:12 pm
Hi all, Thanks to Andrew's Quisk python files, I'm now able to change the Si570 center freq in Quisk - very nice. btw I'm running usbsoftrock-0.4. The...
33630
kc2ff
Jun 1, 2009 3:38 pm
If anyone is looking for a Delta 66 at a low price, there is "one" listed on EBay. At this time, the bid is $9.99! Here's the link- ...
33631
dan edwards
w5xz@att.net
Jun 1, 2009 4:06 pm
like so many ebay items. the sh/handling is $25 (!!!!) though....... ... From: kc2ff <aed@...> Subject: [softrock40] M-Audio Delta 66 available on EBay ...
33632
dvhammer_99
Jun 1, 2009 4:58 pm
Hello, I am giving a very introductory presentation on SDR at our group's Field Day activity this month. Would anyone have a presentation that would be...
33633
applewiz67
Jun 1, 2009 6:24 pm
Hi Group, I have received the Issue B boards for my 20W amplifier and they look fine. See: http://www.robbie.nildram.co.uk/main/Amp4.html ..for status blog. I...
33634
Giancarlo
i7swx
Jun 1, 2009 9:41 pm
Hi all, we have seen requests for information and application relative to Panoramic or BandScope SDR receiver to apply to a commercial equipment using a...
33635
Giancarlo
i7swx
Jun 1, 2009 9:59 pm
File name is: I7SWX Commercial RX SDR Panoramic Option.pdf 73 Gian I7SWX...
33636
Art
KY1K@...
Jun 1, 2009 11:43 pm
Hi All, All of the multiband softrock MOBO kits have been shipped (as of Saturday). Some were shipped without a thermal pad, but those parts arrived today and...
33638
drmail377
Jun 2, 2009 11:05 am
Will the final version of your amplifier be suitable for use with digi-modes like PSK31. For example, if I'm not mistaken PSK31 requires a linear amplifier...
33639
applewiz67
Jun 2, 2009 11:10 am
To clarify, the spare PA/Filter board is $25. It's RxTx V6.3 compatible. Sorry for my bad grammar checking. -Rob...
33640
applewiz67
Jun 2, 2009 11:55 am
Agreed, But it's upto the individual to set their output level appropriately. Very few amateur kit amplifiers have ALC, and mine does not. If driven at 15W PEP...
33641
alexle188
Jun 2, 2009 12:40 pm
... Hi all, The monitored audio volume using Quisk v3.1 in my laptop setup (Ubuntu 9.04) has been very soft even with max volume control settings. I have a...
33642
alexle188
Jun 2, 2009 2:40 pm
Hi all, I just installed Quisk v3.2.2 - there is no more problem with soft audio !!! The workaround I used was for Quisk v3.1. So there is NO NEED for...
33643
drmail377
Jun 2, 2009 3:15 pm
Ed, What happens if you set the sampling rate to 96kHz?...
33644
nj2e
Jun 2, 2009 3:51 pm
... Dale, Go to the link below, there a some Power Point presentations from last years Dayton show. They would would be a good starting point. ...
33645
Chris Albertson
chrisalberts...
Jun 2, 2009 4:06 pm
... Certainly that can work. But when you multiply a digital audio signal you are effectively also increasing the quantization noise. The way to think about...
33646
Chris Albertson
chrisalberts...
Jun 2, 2009 4:37 pm
... Almost all sound cards are designed for audio recording. Many have filters to limit to bandwidth to about 20Hz to 20KHz. However some cheap ones might...
33647
dan edwards
w5xz@att.net
Jun 2, 2009 5:11 pm
say, that seems like a great idea. get an 'I-Q' file and send it to my soundcard, with pc running sdr software. and perhaps evaluate my sound card? Â how do...
33648
DUANE BAADE
w5pnm
Jun 2, 2009 6:11 pm
Dan, Several of the SDR programs will allow you to play a recorded file through the program just as if you were actually receiving the signals through the...
33649
patbilldavis
Jun 2, 2009 6:37 pm
Hi Guys Two questions: (1) I have used Rocky, PowerSDR, Winrad, KGKSDR with my VHF/UHF /Microwave Softrock IF for weak sig detection. Of those I found the...
33650
Bruce Tanner
k2bet1
Jun 2, 2009 7:06 pm
Dan, it is a downloaded file, you just play it from one of the software aps. PSDR, Rocky and I believe WinRad all have a feature to play the files. You don't...
33651
Jeff Blaine
keepwalking188
Jun 2, 2009 7:18 pm
Bill, While it's not a software solution - I do have a suggestion. Put a low noise pre in the front of that board - the sensitivity of the SR2 is somewhat...
33652
R R Robson
wb5rvz
Jun 2, 2009 7:39 pm
You can download an IQ file (careful - it's 54MB!) from: http://www.wbr5rvz.com/sdr/resources/WINRAD_WB5RVZ_PSK_Sample_40m.wav TX ES 73 DE Robby WB5RVZ NAQCC...
33653
R R Robson
wb5rvz
Jun 2, 2009 7:42 pm
Another, shorter wav file (compressed with WINZIP) is also available at: http://www.wb5rvz.com/sdr/resources/WAV_files_short.zip TX ES 73 DE Robby WB5RVZ NAQCC...
