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Re: [Discuss-gnuradio] fm_tx.py ??
From: |
Eric Blossom |
Subject: |
Re: [Discuss-gnuradio] fm_tx.py ?? |
Date: |
Mon, 19 Sep 2005 18:18:41 -0700 |
User-agent: |
Mutt/1.5.6i |
On Sun, Sep 18, 2005 at 01:42:56PM -0500, Jorge Chávez wrote:
> I need to transmit FM, I try the example fm_tx4.py from gnuradio-examples,
> but doesn't work:
>
> address@hidden:/home/gr-build/gnuradio-examples/python/usrp # ./fm_tx4.py
> ddc_freq = 29.325M
> audio-0.dat: No such file or directory
> Aborted
>
> What is missing, where I get the file audio-0.dat?
>
> Does anybody have a tested FM_TX, what I transmit, data?, signs from a
> microphone?, I'm pretty much lost.
>
> Please help me...
>
> Jorge Chávez
It's looking for a file with binary floats with Fs = 32,000.
We don't ship it because it's big and pretty much content free.
You can create one of your own using the audio_to_file.py example in
gnuradio-examples/python/audio. Just hook up a microphone to your
sound card and start recording.
Eric