
Phase Lock Loop Bandwidth
The PTR also determines the Phase Lock Loop Bandwidth (PLL BW) for
the measurement as shown in Figure 2-9.
N
X
-t-j
XJ
5
c
o
CD
1M
100k
10k
1k
100
10
1
-
-
_
-
-
-
i
l
l
i
l
l
°;/y
I
I
//
I
I
//
'/
I
I
\y
I
I
7
7
\
i
1
1
*-
1
1
r
i i I i i I i i I i i I i i I i i I i i I i i I i i I i i I
.1
1 10 100 1k 10k 100k 1M 10M 100M 1G
Peak Tuning Range
(Hz)
* Lag/Lead Filter Number
Figure
2-9.
Phase Lock Loop Bandwidth
as a
Function
of the
Peak Tuning Range
2-22 Instr. Params:
$N
w/PLL
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