Agilent Technologies 8590 Series Service Manual page 170

Making Adjustments
27. Checking the Absolute Amplitude Accuracy for Option 051
Frequency Response Input Attenuator 40 dB
57.On the analyzer, press the following keys.
58.Set the FREQUENCY of the analyzer to the measurement frequency
59.On the synthesized sweeper, press CW, then set the frequency to the
60.On the analyzer, press
61.On the synthesized sweeper, press POWER LEVEL and adjust the
62.Set the power sensor cal factor (for frequency being measured) on
63.Repeat
Table 2-25 Frequency Response Attenuator 40 dB
Synthesized
Sweeper Frequency
(MHz)
1501
1477
1453
1429
170
,
AMPLITUDE ATTEN AUTO MAN
, 10,
AMPLITUDE +dBm
shown in Table 2-25.
same measurement frequency as the analyzer is set in the previous
step.
amplitude so the analyzer marker amplitude reads +5 dBm
±0.05 dB.
the measuring receiver, then record the measuring receiver power
reading in Table 2-25.
step 58 to step 62
and 1429 MHz. Record the results in
Min (dBm)
+4.0
+4.0
+4.0
+4.0
, 40, dB
.
PEAK SEARCH
for frequencies of 1477 MHz, 1453 MHz,
Table 2-25.
Measuring Receiver
Reading (dBm)
_________________
_________________
_________________
_________________
Max (dBm)
+6.0
+6.0
+6.0
+6.0
Chapter 2