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Fw: Re: Bandpass filter smilter
Interesting. I've not tried any LF reception and would believe there to be problems due to the broadcast stations. As I mentioned earlier, since the BPF is really wide, the focus might be better
By windy10605@... · #2602 ·
Re: Another Soundcard Question
If it's the same card I don't know, but they have a card I bought for $23 from Newegg, it claims 192KHz, so I went ahead and bought one. Nowhere were the specs clear on it, not even at the
By KD5NWA <KD5NWA@...> · #2550 ·
Another Soundcard Question
Hello Everyone. I have been successfully using a Santa Cruz card for my SR40 and SR 5.0s but would like to try a 96Khz sampling 24 bit card. I would buy a Delta 44 card but hesitate to spend that much
By k0ivk <k0ivk@...> · #2549 ·
More screen scans
I just uploaded some more screen scans using Rocky 1.41 (works very well), digital DDS, XG-2 for test signals, SantaCruz sound card, SR-40 V4.0 (modified for digital DDS). It's begining to look really
By Kees <windy10605@...> · #2548 ·
Fw: Re: [AQRP] Manhandle those .5mm pins
Surface tension has allways pulled solder into vias and if you feed in more solder it comes out the other side. At least that's been my experience. I would make sure the ground vias (use 2 or 3) you
By windy10605@... · #2599 ·
Re: which soundcard should i get for Softrock v5 + Rocky??
re: Audigy2ZS, check the terrible noise that the card generates. Al K2WS did some measurements http://www.n9vv.com/K2WS.html de Ken Farhan wrote:
By Ken - N9VV <n9vv@...> · #2547 ·
which soundcard should i get for Softrock v5 + Rocky??
Hello guys! I was wondering which of these two soundcards would be better: Creative Soundblaster Live! 24 bits or Creative Audigy 2 Zs Actually i am low on budget and would want to make do with the
By Farhan <fanoo@...> · #2546 ·
Re: Got my SRv5 working!
Now got it working on my wife's laptop with an external Creative USB sound box at 96Khz and 24bits. Central spur at 7040 really gets clobbered with these settings. Can't even hear it when sweeping
By Jim Miller <jtmiller2@...> · #2545 ·
Re: Got my SRv5 working!
Are you sure you aren't hearing windows operating system sounds????? The 20 KHz wide number sounds a little suspicious. They used to warn users to turn off the windows sounds, but as long as you don't
By KY1K <ky1k@...> · #2544 ·
Got my SRv5 working!
Came up right away after some fiddling with the soundcard settings. Really cool to see Rocky self tune the phase and amplitude. Also very interesting to see the strange signals showing up from time to
By mdgolfbum <jtmiller2@...> · #2543 ·
Audio comparison tests
I believe what you end up receiving is also very dependent on the code used. Tried out Alex's Rocky code, Duncan's KGKSDR code, and FlexRadio's PowerSDR code ........running with the digital DDS and
By windy10605@... · #2585 ·
Re: OSC/BPF kits for other bands
It's going to be tough making it work well at 10 meters without a pre-amp, the noise levels will be rather high. I think a low noise MMic amplifier after the filter will breathe life into the bands
By KD5NWA <KD5NWA@...> · #2542 ·
Re: OSC/BPF kits for other bands
Hi Tony, I would be happy to sell you two of the 10 meter OSC/BPF kits but need to remind you that we are still trying to get better performance on 10 meters than we now get with the v5.0 SoftRock. If
By Tony Parks <raparks@...> · #2541 ·
Re: OSC/BPF kits for other bands
Hi Tony, I would like to purchase two (2) of the 10 meter OSC/BPF. 73, Tony WA8RJF 40 follows:
By wa8rjf <wa8rjf@...> · #2540 ·
Re: M-Audio Delta 44 Settings fir SoftRock-40 Help!
Bill Dumke wrote: If you look in the tray (those small icons next to the time display in the lower right corner of the screen) you should see a small icon somewhat resembling an upper case Greek
By Alberto I2PHD · #2539 ·
Re: M-Audio Delta 44 Settings fir SoftRock-40 Help!
So where are the three levels? Bill Alberto I2PHD wrote:
By Bill Dumke · #2538 ·
Re: M-Audio Delta 44 Settings fir SoftRock-40 Help!
Bill Dumke wrote: The M-Audio drivers of the Delta 44 do not install the support for the Windows mixer. Don't ask me why. Perhaps they thought that what is offered by the M Audio Delta Control Panel
By Alberto I2PHD · #2537 ·
M-Audio Delta 44 Settings fir SoftRock-40 Help!
Help! I am confused about how to set up the Delta 44 sound card for use with Rocky 1.41 and SoftRock-40. I have the proper Y cables and stereo adapters. And I am getting, I think, stereo output from
By Bill Dumke · #2536 ·
Bandpass filter smilter
Since were are all having fun with this SDR concept ...(I am). One thing you ought to try, since these SR-40 BPFs are --really-- broad and work well, is to broaden them further (whole HF spectrum with
By windy10605@... · #2566 ·
Re: IBM'rs (retired and otherwise) (was Debug Help Please...)
Bill Tracey wrote: So I am not the only IBMer here... now retired, after having worked many years in the Image Processing Dept. in Vimercate and Segrate (among other assignments in the course of the
By Alberto I2PHD · #2535 ·