Agilent Technologies AGILENT U2761A Manuel de service Page 80

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6 Modulation Commands
72 U2761A Programmer’s Reference
[SOURce:]FM:DEViation
Syntax
[SOURce:]FM:DEViation <peak deviation in Hz>
This command sets the peak frequency deviation in Hz. The deviation
setting represents the peak variation in frequency of the modulated
waveform from the carrier frequency.
[SOURce:]FM:DEViation?
This query returns the frequency deviation in Hz.
Parameter
Examples
The following command sets the frequency deviation to 200 Hz.
FM:DEV 200
The following query returns the frequency deviation.
FM:DEV?
Typical response:
+2.0000000000000E+02
Item Type Range of values Default value
deviation Numeric 1 Hz to 500 kHz
[1]
[1] The frequency deviation range is limited to 100 kHz minus 1 μHz for Ramp and Arbitrary waveforms.
For more information on the frequency deviation, refer to the U2761A USB Modular Function/
Arbitrary Waveform Generator User’s Guide.
100 Hz
SOUR : FM space
?
peak deviation in Hz:DEV
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