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Re: help request with simple live mic tx
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From: |
Marcus Müller |
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Subject: |
Re: help request with simple live mic tx |
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Date: |
Tue, 30 Mar 2021 08:23:26 +0200 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.0 |
Why are you doing short to float, if the output of the audio source is already
float?
On 30.03.21 01:47, Stefano Zorzanello wrote:
> Dear list,
>
> as a newbie I ask you for your help with the attached file. For a
> sound-installation
> purpose I'd like to transmit a weak signal, which is generated live, over a
> particular FM
> frequency. In my attempt based on a grc file found here
> https://wiki.gnuradio.org/index.php/Simulation_example:_AM_transmitter_and_receiver
> <https://wiki.gnuradio.org/index.php/Simulation_example:_AM_transmitter_and_receiver>
> I
> get errors even if I change the vector lenght to 2 of [short to float] and
> [multiply
> const] blocks, and I don't know what values to change in order to make it
> work.
>
> Any help is greatly appreciated,
>
> thank you
>
> stefano
>
> system:
>
> HackRF one
>
> Raspberrypi + usb card for input
>
> GRC 3.8.2.0
>
>
>