% Author: Dr. Matthias Jung, DL9MJ
% Year: 2022
\begin{circuitikz}
    \draw[dashed] (0,0) -- (-1.0,0);
    \draw[>=triangle 60, ->] (0,0) 
        -- ++(2,0) coordinate(c1)
        -- ++(3,0) coordinate(c2)
        -- ++(2,0) 
        node[anchor=west](){$f$};
    \draw(c1) -- ++(0,-0.25)
        node[anchor=north](n1){\qty{28,410}{\mega\hertz}};
    \draw(c2) -- ++(0,-0.25)
        node[anchor=north](n2){\qty{28,415}{\mega\hertz}};
    \draw(c1) -- ++(0,+0.25)
        node[anchor=south, align=center](n3){begehrte\\Station};
    \draw(c2) -- ++(0,+0.25)
        node[anchor=south, align=center](n4){Antwort-\\Frequenz};
    \draw [decorate, decoration = {brace}] (n2.south) -- (n1.south)
    node[pos=0.5, above=-0.55, black]{\qty{5}{\kilo\hertz}};
\end{circuitikz}