22
V2802A Option M81
Trouble Shooting the Distribution unit
Check Results
Connect the flexible RF cables with attenuators to the Distribution unit ports as
described
. Connect a 50 Ohm termination to all unconnected OUT ports.
Refer to
Figure 12, “Typical Path Response,”
which illustrates a typical path response
for all eight signal paths.
Figure 11
Table 8
Test Set RF Signal Path (S21)
Path Description
LO IN to Out 8
LO IN to Out 7
LO IN to Out 6
LO IN to Out 5
LO IN to Out 4
LO IN to Out 3
LO IN to Out 2
LO IN to Out 1
RF Signal Path Check
V2802A-M81
LO
Distribution
Network
Amp
LO IN
OUT 1
3dB
Network
Analyzer
Port 1
0.4 - 6 GHz
OUT 2
OUT 3
OUT 4
OUT 5
OUT 6
OUT 7
OUT 8
Port 2
6dB
Neg.
Sloped
10 dB
10dB
