Agilent Technologies E8257D, Руководство пользователя и сервисное руководство, Страница: 20 / 33

User’s and Service Guide 13
E8257D Option HAR Service
Figure 4 Test Setup Block Diagram
10 MHz Phase Noise Test Limits
10 MHz Test Procedure
Using the E5504B Phase Noise Measurement System.
Step 1. Select
Define
>
Limit Lines
.
Step 2. Enter the Noise Spec data ( Table 12 ) in the
Upper Noise Limit
tab.
Step 3. Select
Define > Measurement
. Refer to Table 13 .
Table 12 Phase Noise Test Limits
10 MHz 1 Hz 10 Hz 100 Hz 1 kHz 10 kHz 100 kHz
Noise
Spec
−
93
−
120
−
142
−
152
−
158
−
158
50 KHz -
1600 MHz
* P/O Phase Noise Measurement System.
TO NOISE SOURCE Input on Rear Panel
Spectrum Analyzer *
INPUT 50
Ω
9 kHz - 1.5 GHz
PC Controller/Digitizer *
Digitizer
Output Digitizer
Input
Frequency Counter *
Channel 1
EXT 1 Input
RF OUTPUT 50
Ω
70420A-001 Test Set *
SIGNAL NOISE
RF Analyzer MONITOR
ANALYZER ANALYZER
< 100 kHz < 100 MHz
From
Down
Converter
To
Down
Converter
TUNE
VOLTAGE
+ 15 dBm min
1.2 -
26.5 GHz
+ 7 dBm min
REF INPUT
70427A Downconverter *
SIGNAL
5 MHz - 26.5 GHz
VOLTAGE CONTROL
+ 10 Volts Max
IF
5 - 1500 MHz
µ
W LO
2.4 - 25.8 GHz
+10 dBm
AM NOISE RF Analyzer
100 MHz +8 dBm (REAR PANEL)
10 MHz Oven 18 dBm (REAR PANEL)
E8257D Option HAR under test