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 > > >
