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For the system to accept the adjustment to quadrature, the meter must be
NO T E
within ±2 mV to ±4 mV.
9
Source
E5505a_cali_source_beatnote
27 Feb 04 rev 1
Figure 155 Calibration source beatnote injection
Synthesized residual measurement using beatnote cal
10
Table 33 Frequency Ranges
Carrier Frequency
<500 kHz
<5 MHz
<50 MHz
<250 MHz
>250 MHz
or 1/2 the frequency range of the configured analyzer, or whichever is lower.
Agilent E5505A User's Guide
optional variable phase shifter or line stretcher. Quadrature is achieved
when the meter on the front panel of the phase noise interface is set to zero.
Reset quadrature and measure phase noise data.
Optional line
Power
splitter
This calibration option requires two synthesizers of which one must be
tunable such that a beatnote can be acquired. For the system to calibrate,
the beatnote frequency must be within the following ranges shown in
Table
33.
Residual Measurement Fundamentals
stretcher
RF
calibration
source
50Ω
load
Beatnote Frequency Range
10 Hz to 10 kHz
10 Hz to 100 kHz
10 Hz to 1 MHz
10 Hz to 10 MHz
10 Hz to 50 MHz
Signal
input
Phase
detector
Ref input
7
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