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Frequency Offset Using Power Sensor (FOPS) – Option 208
FOPS Settings
Power Sensor Settling
The following two settings work together to allow you to choose the right
compromise between measurement speed and accuracy.
Each power sensor read ing is considered "settled" when either:
— The difference between two consecutive readings are within the Tolerance
value.
— Or the Max (number of) Readings has been made.
The readings that were taken are averaged together to become the displayed
reading.
How to choose Power Sensor settling
— Press BW 2.
— Then Tolerance. Enter a value in dB between 0 and 10 using the numeric
keypad, the
achieved, so the Max Readings will always be made. Press Enter.
— Then
keypad, the
Sweep Settings
These settings provide added control of the FOPS measurement.
How to make additional sweep settings
— Press Sweep 3.
— Then choose from the following:
—
Power
12- 8
Src = 2 GHz to 3 GHz
Offset = 3.8 GHz
Rx = 5.8 GHz to 6.8 GHz
arrows, or the rotary knob. Tolerance of 0 will never be
Max Read
ings. Enter a value between 1 and 20 using the numeric
arrows, or the rotary knob. Press Enter.
Setup.
—
Source Enable
——ON
Turn ON the internal source (required for FOPS).
——OFF
Turn OFF the internal source.
—
Src Nom Power
(-15 dBm default setting) Set output power to an
arbitrary value at the source CW frequency. Then enter a value using
the numeric keypad, the
arrows, or the rotary knob. Press
Keysight N9912-90001 User's Guide
Enter
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