Keysight x-series User Manual

9 Programming the Instrument
9.4 Status Register System & STATus Subsystem
Status Bits/OPC
dependencies
Sequential command
Questionable Frequency Positive Transition
Determines which bits in the "Questionable Frequency Condition" on page 2804
register will set the corresponding bit in the "Questionable Frequency Event Query"
on page 2805 register when the condition register bit has a positive transition (0 to
1).
The variable <integer> is the sum of the decimal values of the bits that you want to
enable.
Remote
Command
:STATus:QUEStionable:FREQuency:PTRansition <integer>
:STATus:QUEStionable:FREQuency:PTRansition?
Example
:STAT:QUES:FREQ:PTR 2
Frequency Reference ‘became unlocked’ will be reported to the Frequency Summary of the Status
Questionable register
Preset 32767
Min 0
Max 32767
Status Bits/OPC
dependencies
Sequential command
9.4.6.9 Questionable Calibration Register
Monitors calibration-related conditions within the instrument and summarizes them
in bit 8 of the "Questionable Register" on page 2794. Three of the bits are summary
bits from lower-level event registers.
Spectrum Analyzer Mode User's &Programmer's Reference 2806

Keysight x-series Specifications

General

Analysis Bandwidth	Up to 1 GHz (depending on model)
Real-Time Bandwidth	Up to 1 GHz (depending on model)
Form Factor	Benchtop
Connectivity	LAN, USB, GPIB
Resolution Bandwidth	1 Hz to 10 MHz (depending on model)