AR 10046494, Operating And Service Manual, Page: 54 / 60

Model 60/40S1G18B
34 Rev A
5. A typical Four-Way Splitter insertion loss is shown in Figure 4-5. The unused ports must be terminated
when checking the insertion loss. Typical combined port return loss is shown in Figure 4-5.
-30
-20
-10
0
10
20
30
40
50
-9.5
-9.0
-8.5
-8.0
-7.5
-7.0
-6.5
-6.0
-5.5
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5
Re
tu
rn
Lo
ss
(d
B)
In
se
rt
io
n L
os
s (
dB
)
Frequency (GHz)
IL J4
IL J3
IL J2
IL J1
RL J5
Figure 4-5. Typical 4-Way Splitter Insertion Loss and Return Loss
6. A typical Four-Way Combiner insertion loss is shown in Figure 4-6; a typical combined port return loss is
shown in Figure 4-6. The unused port must be terminated when checking the insertion loss.
Figure 4-6. Typical 4-Way Combiner Insertion and Return Loss
NOTE: The return loss of the Four-Way Combiner’s combined output port is typically better than 17 dB (See
Figure 4-6).