HP 4395A - Page 90

Figure 2-23. Noise Sidebands Test Setup
3.
Press 4
Meas
5 ,
N
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
ANALYZER TYPE ,
N
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
SPECTRUM ANALYZER , 4
Preset
5 to initialize the HP 4395A.
Then set the controls as follows:
Control Settings Key Strokes
Input Port: R
4
Meas
5
NNNNN
R
Reference Level: 0 dBm
4
Scale Ref
5 ,
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
REFERENCE VALUE , 4
0
5 , 4
x1
5
Noise Form: ON
4
Utility
5 ,
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
NOISE FORM on OFF (Then the softkey label
changes to
N
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
NOISE FORM ON off .)
Input Attenuator: Auto
4
Scale Ref
5 ,
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
ATTENUATOR MENU ,
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
ATTEN auto MAN
(Then the softkey label changes to
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
ATTEN AUTO man ).
4. On the signal generator, set the frequency to the rst carrier frequency 10 MHz in
Table 2-21 .
2-58 Performance Tests