[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Discuss-gnuradio] BPSK, Costas loop
From: |
Robert Kelley |
Subject: |
Re: [Discuss-gnuradio] BPSK, Costas loop |
Date: |
Thu, 31 Mar 2005 14:13:50 -0800 |
User-agent: |
Mozilla Thunderbird 1.0.2 (X11/20050326) |
That's a great source of information about PSK31, thanks.
I am especially interested in using gnuradio for PSK31.
The URL is wrong, it's psk31.htm but I found it anyway.
Chuck Swiger wrote:
> At 03:09 AM 3/31/2005 -0500, you wrote:
>
>> Hey everyone,
>>
>> I think I have a semi-decent implementation of BPSK modulation and
>> demodulation (via a Costas loop). I wrote up some details about it at
>> http://web.mit.edu/imirkin/www/gnuradio/bpsk.html . It seems to work
>> with the script that I was testing it with, but I haven't actually tried
>> anything OTA or with any *real* drift and so on. This applies into the
>> gnuradio-core tree directly.
>
>
> Hey - looks good - here's a plot of 0000 0000 1010 1010 0101...
>
>
> http://webpages.charter.net/cswiger/bpsk.jpg
>
> I would be interested in using that with this description of psk31
>
> http://home.teleport.com/~nb6z/psk31.html
>
> to create a transmitter completely within gnuradio.
> (currently I'm looping audio from linpsk)
>
> Any better links to psk31 details appreciated.
>
> --Chuck
>
>
>
>
>
> _______________________________________________
> Discuss-gnuradio mailing list
> address@hidden
> http://lists.gnu.org/mailman/listinfo/discuss-gnuradio
>