Agilent Technologies E5500A User Manual page 416

Table 18-9
Note: Special Function 120 must be enabled for DCFM
Model Band
Numbe Option Minimum
r (MHz)
8665B 4120
8665B 3000
8665B 2060
8665B 1500
8665B 1030
8665B 750
8665B 515
8665B 375
8665B 257.5
8665B 187.5
8665B 30
8665B 5
8665B 0.05
1
Takes into account limited tuning resolution available in linear FM (Special Function 120, refer to
Functions" on page 18-15).
Agilent/HP 8665B
Mode Keys
Table 18-10
Reference Graphs and Tables
Agilent/HP 8665B Frequency Limits
Agilent/HP 8665B Frequency Limits
Agilent/HP 8665B Frequency Limits
Band
Maximum Mode 3
(MHz)
6000 800000
4119.99999999 400000
2999.99999999 400000
2059.99999999 200000
1499.99999999 200000
1029.99999999 100000
749.99999999 100000
514.99999999 50000
374.99999999 50000
257.49999999 25000
187.49999999 200000
29.99999999 100000
4.99999999 Max FM = MIN(Above, Carrier freq - 9 kHz)
•
The [Mode 2] key provides a median range of FM deviation and RF
output switching time, as shown in the following table.
•
The [Mode 3] key provides the lowest noise level at the RF output, FM
deviation bandwidth is narrower, and the RF switching time is slower
than in either Modes 1 or 2.
Operating Characteristics for Agilent/HP 8665B Modes 2 and 3
Charateristic
RF Frequency Switching Time
FM Deviation at 1 GHz
Phase Noise (20 kHz offset at 1 GHz)
18-22 Agilent Technologies E5500 Phase Noise Measurement System
1
Minimum Recommended PTR (Peak Tune Range)
PTR =FM Deviation x VTR
Mode 2
20000000
20000000
10000000
10000000
5000000
5000000
2500000
2500000
1250000
1250000
5000000
5000000
Synthisis Mode
Mode 2 Mode 3
200 ms 350 ms
1 MHz 100 kHz
-130 dBc -136 dBc
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