Re: [Qucs-help] phase or frequency modulator

[Vadim K. <ra...@gm...>]

Hello Federico,

Modulated sources are available for SPICE mode too. Scroll the sources 
group on the left panel to the down and look for V(SFFM) I(SFFM), 
sources. These components represent frequency modulated sources.

Regards,
Vadim

On 10/6/25 06:18, Federico Miyara wrote:
>
> Dear all,
>
> I find that Qucs-S doesn't have a phase or frequency modulator source 
> under Ngspice as is the case with Qucsator. The problem is when one 
> actually needs to use SPICE. Is there a simple way to create such a 
> source?
>
> Regards,
>
> Federico Miyara
>