
where v
c
, the cutoff freque ncy, and DC gain K are related to circuit parameters R
S
, R
L
, and C
according to
v
c
¼
(1=R
S
) þ (1=R
L
)
C
(5:94)
K ¼
R
L
R
S
þ R
L
(5:95)
Suppose the signal v
S
(t) is the square wave shown in Figure 5.93.
The capacitor in the circuit of Figure 5.92 removes high-frequency components ...