User`s guide

Table Of Contents
162 Agilent E5505A User’s Guide
6
Absolute Measurement Examples
Selecting a reference source
1
Using Figure 110 as a guide, navigate to the Block Diagram tab.
2
From the Reference Source pull-down list, select your source.
Table 20 Tuning characteristics for various sources
VCO Source Carrier
Freq.
Tuning Constant
(Hz/V)
Center
Voltage (V)
Voltage
Tuning
Range (±V)
Input
Resistance (Ω)
Calibration
Method
Agilent 8662/3A
EFC
DCFM
υ
0
5 E – 9 x υ
0
FM Deviation
0
0
10
10
1E + 6
1 K (8662)
600 (8663)
Measure
Compute
Compute
Agilent 8642A/B FM Deviation 0 10 600 Compute
Agilent 8644B FM Deviation 0 10 600 Compute
Other Signal Generator
DCFM Calibrated for ±1V FM Deviation 0 10 R
in
Compute
Other User VCO Source Estimated within a
factor of 2
–10 to +10 1 E + 6 Measure
Figure 110 Selecting a reference source
e5505a_user_select_ref_source
24 Jun 04 rev 3
Agilent-8257