Re: [Discuss-gnuradio] multiply const block

[Marcus D. Leech]

On 08/05/2018 04:21 PM, Paul Boven wrote:
> Hi Linda,
>
> On 08/04/2018 10:42 PM, Linda20071 wrote:
> > Can the constant be a complex number? For example, Can I set the 
> > constant to be 1.0*j, which should rotate the constellation graph by 
> > 90 degrees?
>
> Yes, it can be a complex number. If you hover with the mouse over the 
> field, it even says it expects a complex vector.
>
> The notation would be: a+bj, so in your case, simply 1j will suffice. 
> So without the '*'.
>
> Regards, Paul Boven.
If you tend to think in degrees, I often form complex rotation constants 
thusly:

(after importing math)

complex( math.cos(math.radians(d)), math.sin(math.radians(d)) )

With 'd' in degrees