
Two-Port Networks
171
Summarizing,
hh
hh
zz zz
z
z
z
z
11 12
21 22
11 22 12 21
22
12
22
21
22 22
1
=
−
5.4.4 Conversion Table
It is useful to summarize with a table the possible conversions among the most
commonly adopted matrices (Table 5.2).
TABLE 5.2
Conversions between Two-Port Parameters
From:
To : [Z ] [Y ] [H ] [A]
[Z]
11 12
21 22
zz
zz
y
y
y
y
y
y
y
y
22 12
21 11
∆
−
∆
−
∆∆
1
22
12
22
21
22 22
h
h
h
h
h
hh
∆
−
1
11
21 21
21
22
21
∆
a
a
a
a
a
a
a
[Y]
22 12
21
11
∆
−
∆
−
∆∆
z
z
z
y
z
y
z
y
11 12
21 22
yy
yy
1
11
12
11
21
11 11
h
h
h
h
h
h
h
−
∆
1
22
12 12
12
11
12
a
a
a
a
a
a
a
−
∆
−
[H]
z
1
22
12
22
21
22 22
z
z
z
z
zz
∆
−