HP 4395A - Page 48

d. Calculate test results using the equation given in the calculation sheet.
6. |Non-Harmonic Spurious Test|
a. On the spectrum analyzer, set the controls as follows:
Controls Settings
Reference Level +20 dBm
b. On the HP 4395A, press 4
Center
5 , 4
1
5 , 4
0
5 , 4
x1
5 to set the center frequency to the rst center
frequency listed in the rst column of Table 2-7 . Table 2-7 lists test frequencies.
Table 2-7. Non-Harmonics Test Settings
HP 4395A
Center Frequency
Spectrum Analyzer
Non-Harmonics Spurious Frequency RBW
Frequency Span
10 Hz 830.00001 MHz 10 Hz 10 Hz
230 MHz 600 MHz 1 kHz 30 Hz
330 MHz 500 MHz 1 kHz 30 Hz
430 MHz 400 MHz 1 kHz 30 Hz
500 MHz 330 MHz 1 kHz 30 Hz
c. On the spectrum analyzer, perform the following steps to measure the non-harmonic
spurious level of the rst test frequency 10 Hz.
d. Perform the following steps to test non-harmonics spurious of HP 4395A
.
i. Set the HP 8566A/B center frequency to the same value as the HP 4395A center
frequency.
ii. Set the HP 8566A/B frequency span and RBW in accordance with T
able 2-7 .
iii. Press 4
SINGLE
5 to make a sweep.Wait for the completion of the sweep.
iv. Press 4
PEAK SEARCH
5 , 4
1
5 to move the marker to the peak of the fundamental signal
and to place the delta maker reference at the peak.
v. Set the HP 8566A/B center frequency to the frequency listed in the second column
of Table 2-7 .
vi. Press 4
SINGLE
5 to make a sweep.Wait for the completion of the sweep.
vii. Press 4
PEAK SEARCH
5 to move the marker to the peak of the non-harmonic spurious.
viii. Record the delta marker reading in the calculation sheet (\Delta Marker Reading"
column).
e. Change the measurement setting in accordance with Table 2-7 and repeat step 6-d for
each frequency.
f. Calculate test results using the equation given in the calculation sheet.
2-16 Performance Tests