Agilent Technologies 8590 Series Service Manual page 168

Making Adjustments
27. Checking the Absolute Amplitude Accuracy for Option 051
Frequency Response Input Attenuator 20 dB
43.On the analyzer, press the following keys.
44.Set the
45.On the synthesized sweeper, press CW and set the frequency to the
46.On the analyzer, press
47.On the sweeper, press POWER LEVEL and adjust the amplitude so
48.Set the power sensor cal factor (for frequency being measured) on
49.Repeat
Table 2-23 Frequency Response Attenuator 20 dB
Synthesized
Sweeper Frequency
(MHz)
1501
1477
1453
1429
168
AMPLITUDE, ATTEN AUTO MAN
, 6,
AMPLITUDE +dBm
FREQUENCY
shown in Table 2-23.
same measurement frequency as the analyzer is set in the previous
step.
the analyzer marker amplitude reads +1 dBm ±0.05 dB.
the measuring receiver, then record the measuring receiver power
reading in Table 2-23.
step 44 to step 48
and 1428 MHz. Record the results in
be within the limits shown.
Min (dBm)
+0.4
+0.4
+0.4
+0.4
, 20, dB
of the analyzer to the measurement frequency
.
PEAK SEARCH
for frequencies of 1477 MHz, 1453 MHz,
Table
Measuring Receiver
Reading (dBm)
_________________
_________________
_________________
_________________
2-23. The results should
Max (dBm)
+1.6
+1.6
+1.6
+1.6
Chapter 2