Re: [Discuss-gnuradio] Modulation problem ?

2008-05-23 Thread Steven Clark
I haven't found information for simple_framer/simple_correlator inputs and outputs and have no idea where my ValueError: source and destination data sizes are different problem comes from. Any hints would be appreciated! Thank you for your help! Irene Make sure you know what type of stream

Re: [Discuss-gnuradio] Modulation problem ?

2008-05-22 Thread irene159
Steven Clark-2 wrote: hex 00 and 01 are not visible characters, which is why you aren't seeing anything. Looking at the data, it looks like unpacked data (ie only the bottom bit of each byte is being used). If you convert it back to packed data, it may be you'll get your original message

Re: [Discuss-gnuradio] Modulation problem ?

2008-05-20 Thread irene159
Steven Clark-2 wrote: This is not surprising. It is likely that you are getting some initial garbage (non-standard-ascii characters) coming out, or that you have some bit errors. Don't open it in gedit. Try: python f = open('Resultat.txt') d = f.read() f.close() print(len(d))

[Discuss-gnuradio] Modulation problem ?

2008-05-19 Thread irene159
Hello, I am testing QPSK modulation. To do so, I have created a text file that I modulate and demodulate with blks2impl dqpsk.py. The problem is the resulting demodulated file, which I can not open: Could not open the file Resultat.txt. gedit has not been able to detect the character coding.

Re: [Discuss-gnuradio] Modulation problem ?

2008-05-19 Thread Steven Clark
This is not surprising. It is likely that you are getting some initial garbage (non-standard-ascii characters) coming out, or that you have some bit errors. Don't open it in gedit. Try: python f = open('Resultat.txt') d = f.read() f.close() print(len(d)) print(d) (or if d is really long,

Re: [Discuss-gnuradio] Modulation problem ?

2008-05-19 Thread Eric Blossom
On Mon, May 19, 2008 at 05:15:12AM -0700, irene159 wrote: Hello, I am testing QPSK modulation. To do so, I have created a text file that I modulate and demodulate with blks2impl dqpsk.py. The problem is the resulting demodulated file, which I can not open: Could not open the file

Re: [Discuss-gnuradio] Modulation problem ?

2008-05-19 Thread Ed Criscuolo
Eric Blossom wrote: On Mon, May 19, 2008 at 05:15:12AM -0700, irene159 wrote: Hello, I am testing QPSK modulation. To do so, I have created a text file that I modulate and demodulate with blks2impl dqpsk.py. The problem is the resulting demodulated file, which I can not open: Could not open