\begin{circuit}2

% Amplificador
\ov1 {$K$} - {} {} {}

%capacitor 3
\atpin ov1+
\- 2 l
\.1
\- 2 l
\cc\nl \C1 {$C_3$} l
\- 2 l \P1

% Cables al resistor a tierra
\atpin .1
\- 2 d \P2

%resistor 4
\nl \cc \spring1 {$R_4$} d
\- 2 d \P3

% Cables al resistor1
\atpin P1 \.2
\- 1 l

% resistor1
\cc\nl \spring2 {$R_1$} l

%Conectores
\- 1 l \P4
\connection1 {$v_i$} c l

% Cables al capacitor5
\atpin .2
\- 2 d

% capacitor5
\cc\nl \C2 {$C_5$} d
\vtopin P3

%Resistor 2
\atpin .2
\- 4 u
\- 6 r
\nl \cc \spring3 {$R_2$} r
\htopin ov1O
\vtopin ov1O


% Salida
\atpin ov1O
\.3

\atpin .3
\connection2 {$v_o$} c r

% Tierra
\atpin ov1-
\vtopin P3

\htopin P4
\connection3 {} c l

\atpin P3
\htopin ov1O
\connection4 {} c r

\atpin P3
\gnd1

\end{circuit}