Re: [Discuss-gnuradio] need help getting simple exercise to work

[John Gilmore]

> > ValueError: source and destination data sizes are different
>
> The 4020 returns 16 bit signed integers (shorts).  The scopesink is
> expecting floats.  You need to put a  gr.short_to_float () block in
> between them.

Should we make, document and recommend the use of a standard 4020
source that produces the same data type as the USRP (complex float)?
That way, when we fix the rest of the I/O modularity, any input source
can be used with any application.

        John