Anritsu Spectrum Master MS2711D Maintenance Manual page 14

14. Repeat steps 5 through 13 for 50 MHz, 550 MHz, 1000 MHz, 1244 MHz, 1411 MHz, 2000 MHz,
2512 MHz, 2850 MHz and 2925 MHz.
Figure 1. Level Accuracy with Frequency Test Setup
Table 2. Output Power Level
A
Freq Sensor A Reading @
(MHz) Source Output
30
50
550
1000
1244
1411
2000
2512
2850
2925
15. Calculate the desired Sensor B reading for 0 dBm and -39 dBm Test Power Level using the fol-
lowing formula: Desired Sensor B reading = Desired Test Power Level + C - E
10
F r e q u e n c y C l e a r B a c k
E n t r y S p a c e
L e v e l
7 8
M o d u l a t i o n
4 5
S y s t e m
1 2
.
0
L i n e O p e r a t e
S t a n d b y
MG369XA SOURCE
SENSOR B
B
Sensor A Reading @ Splitter/Attenuator
end of Attenuator
34RSN50
O u t p u t ADAPTER
9
O n O f f
6
R F O u t p u t
5 0 9
3
+ / -
15NNF50-1.5C
SENSOR A
N241A50
ATTENUATOR
A
B
ML2438A POWER METER
C
Sensor B Reading @
Combined Loss Power Splitter Output
D E
Sensor B Path Power
Splitter Loss
Spectrum Master MM