DTP cable loss

Sets and queries DTP cable loss in dB/current distance unit.

Cable loss in units of dB/distance

Parameter range is 0 dB/ft to 5 dB/ft (0 dB/m to 16.404 dB/m).

None. If no value is sent, then no action occurs. To verify that a value has been received, follow the command with a query.

To set the cable loss to 0.1 dB/ft:

To query the cable loss:

Distance, More, Cable Loss

DTP data points

Sets and queries DTP data points.

None. If no value is sent, then no action occurs. To verify that a value has been received, follow the command with a query.

To set the data point to 128:

To query the data point setting:

Distance, DTP Aid, Data Points

DTP maximum measurable distance

Queries DTP maximum measurable distance in current distance unit as set by :CALCulate:DTPMeas:UNIT FEET|METers.

None

None

To query the DTP maximum measurable distance:

Distance, DTP Aid, Stop Distance (Dmax)

DTP fault resolution

Queries DTP fault resolution in current distance unit as set by :CALCulate:DTPMeas:UNIT FEET|METers.

None

None

To query the DTP fault resolution:

NA

DTP cable propagation velocity index

Sets and queries DTP cable propagation velocity index.

None. If no value is sent, then no action occurs. To verify that a value has been received, follow the command with a query.

To set the cable propagation velocity index to 0.75:

To query the cable propagation velocity index:

Distance, DTP Aid, Propagation Velocity

DTP Reference Line Amplitude

Sets and queries the amplitude of the reference line in DTP mode in the current units (dBm by default).

None. If no value is sent, then no action occurs. To verify that a value has been received, follow the command with a query.

To set the reference line to –100 dBm:

To query the reference line amplitude:

Shift‑Limit (6), Amplitude

DTP Reference Line State

Turns the reference line ON or OFF. If the value is set to ON or to 1, then the reference line is ON. If the value is set to OFF or to 0, then the reference line is OFF.

The query version of the command returns 0 or 1.

None

To turn On the reference line:

To turn Off the reference line:

To query the reference line state:

Shift‑Limit (6), On/Off

DTP Distance Start Setup

Sets the DTP distance start. Parameters are n m for meters and n ft for feet. Queries return a value in the unit set by :CALCulate:DTPMeas:UNIT, and convert the value if necessary.

The default unit is meters.

To set the DTP start distance to 10 feet:

To set the DTP start distance to 10 meters:

To query the DTP start distance:

Distance, DTP Aid, Start Distance

DTP Distance Stop Setup

Sets and queries DTP distance stop. Parameters are m for meters and ft for feet.

Values in meters

To set the DTP stop distance to 100 feet:

To query the DTP stop distance:

Distance, DTP Aid, Stop Distance

DTP distance unit

Sets and queries DTP distance unit. Parameters are METers for meters and FEET for feet.

None. If no value is sent, then no action occurs. To verify that a value has been received, follow the command with a query.

To set the unit to meter:

To query the distance unit:

Distance, Units

DTP Windowing

Sets and queries the type of windowing in order of increasing side lobe reduction. Windowing settings are: rectangular, nominal side lobe, low side lobe, and minimum side lobe.

RECTangular = Rectangular Windowing

NSLobe = Nominal Side Lobe Windowing

LSLobe = Low Side Lobe Windowing

MSLobe = Minimum Side Lobe Windowing

None. If no value is sent, then no action occurs. To verify that a value has been received, follow the command with a query.

To set the Nominal Side Lobe Windowing:

To query the type of Windowing:

Required.

Distance, More, Window

Upper Limit Alarm On/Off

Sets and queries limit alarm for PIM vs. Time and Swept PIM measurement types. This alarm is associated only with the upper limit. Lower limit does not have an associated alarm.

Limit Alarm OFF|ON|0|1

Off

To set the limit alarm:

To query the limit alarm:

Shift‑Limit (6), Limit Alarm

Set Limit Amplitude

Sets and queries limit amplitude for PIM vs. Time and Swept PIM measurement types. The amplitude will be associated with the currently selected limit (upper/lower). The amplitude reference level range is –50 dBm to –140 dBm. The upper and lower limits may be set to values outside the reference level range; however, such settings are of no practical value.

Magnitude (dBm)

0.1 dB

None. If no value is sent, then no action occurs. To verify that a value has been received, follow the command with a query.

To set the limit amplitude to –120 dBm:

To query the limit amplitude:

Shift‑Limit (6), Limit Move, Amplitude

Upper Limit Fail Check

Checks if current trace data is failing Upper Limit dBm setting. If one or more trace points fail, then the condition would indicate fail for a response. Parameters are 0 | 1 (1 for pass and 0 for fail).

None

None

To query if the current trace data is failing Upper Limit dBm setting:

NA, no direct access

Adjusting Limit Amplitude shows a number display change to red when the limit line falls below the highest trace data point.

Limit State

Turns the limit line ON or OFF. If the value is set to ON or to 1, then the currently selected limit line is ON. If the value is set to OFF or to 0, then the currently selected limit line is OFF. The query version of the command returns a 1 if the currently selected limit line is ON and returns a 0 if it is OFF.

OFF

To turn on the limit line:

To turn off the limit line:

To query the limit line state:

Shift‑Limit (6), Limit On/Off

Limit Type Selection

Sets and queries limits for PIM vs. Time and Swept PIM measurement types. Selections are Upper/Lower.

Limit value (0 = Upper, 1 = Lower)

None. If no value is sent, then no action occurs. To verify that a value has been received, follow the command with a query.

To set the upper limit:

To query the limit type:

Shift‑Limit (6), Limit

Limit Value Magnitude Change

Adds a magnitude change to the existing limit magnitude for PIM vs. Time and Swept PIM measurement types.

Magnitude (dB)

0.1 dB

None

To decrease the currently selected limit magnitude by 5 dB:

To query the limit amplitude:

Shift‑Limit (6), Limit Move, Move Limit U/D

Turn All Markers Off

Turns off all markers

To turn Off all markers:

Marker, More, All Markers Off

Delta Marker State

Sets the specified delta marker on or off. The query returns the state of the specified delta marker 0 or 1.

OFF

To turn on the delta marker #3:

To turn off delta marker #6:

To query the state of delta marker #2:

Marker, Delta On Off

Delta Marker Trace

Sets the specified delta marker to a desired trace. Valid only for Swept PIM mode.

None. If no value is sent, then no action occurs. To verify that a value has been received, follow the command with a query.

To set delta marker #1 onto the fixed F2 sweep (Sweep #2):

To set delta marker #2 onto the fixed F1 sweep (Sweep #1):

To query which trace delta marker #6 is on:

Marker, Marker, M#, Delta, Swap Marker Trace

Delta Marker X Value

Sets the location of the delta marker on the x‑axis at the specified location <x‑parameter> + the reference marker x‑axis. <x‑parameter> is defined in the current x‑axis units. The query version of the command returns the location of the delta marker on the x‑axis.

Current x‑axis unit

If both the reference and delta marker #1 are currently at 1 GHz on the x‑axis, then send the command below to set the delta marker #1 to 2 GHz on the x‑axis:

Marker, [Marker 1/2/3/4/5/6], Delta On, Arrow buttons

Delta Marker Read Y Value

Reads the current Y value for the specified delta marker. The units are the units of the y‑axis.

Current y‑axis unit

To query the Y value of delta marker #6:

NA

Marker State

Sets the specified marker on or off.

OFF

To turn off reference marker #1:

To query the state of marker #6:

Marker, Marker, M#, On/Off

Marker Trace

Sets the specified marker to a desired trace. Valid only for Swept PIM mode.

None. If no value is sent, then no action occurs. To verify that a value has been received, follow the command with a query.

To set marker #1 onto the fixed F2 sweep (Sweep #2):

To set marker #2 onto the fixed F1 sweep (Sweep #1):

To query which trace marker #6 is on:

Marker, Marker, M#, Swap Marker Trace

Marker X Value

Sets the location of the marker on the x‑axis at the specified location. <x‑parameter> is defined in the current x‑axis units. The query version of the command returns the location of the marker on the x‑axis. Note that the marker is snapped to the data point closest to the specified value. If the specified marker is not On, then it is set to On. In Swept PIM, Marker 1 is always On, but remains at trace peak and cannot be moved. The query command reports the x‑axis position for Swept PIM.

seconds in PIM versus Time measurement type
meters or feet in DTP measurement type
hertz in Swept PIM measurement type (query only)

(In PIM vs. Time, DTP, or Swept PIM) To query the X value of reference marker #3:

(In PIM vs. Time) To set reference marker #3 to 1.5 seconds on the x-axis:

(In PIM vs. Time) To set reference marker #1 to 25 µs:

(In DTP) To set reference marker #1 to 15 ft on the x-axis:

To query the location of the marker on the x-axis:

Marker, [Marker 1/2/3/4/5/6]

Marker Read Y Value

Reads the current Y value for the specified marker. The units are the units of the y‑axis.

Current y‑axis unit

To query the Y value of reference marker #4:

N/A

Scale Unit

Sets and queries the scale unit for PIM vs. Time, Distance‑to‑PIM, and Swept PIM.

None. If no value is sent, then no action occurs. To verify that a value has been received, follow the command with a query.

To set the unit to dBm:

To query the scale unit:

Amplitude, Units

Spectrum View Max Hold

Enables or disables Max Hold for Spectrum View mode.

None. If no value is sent, then no action occurs. To verify that a value has been received, follow the command with a query.

To enable Max Hold:

To query the state of Max Hold:

In Spectrum View mode

Measurements, Max Hold or Shift-5 (Trace), Max Hold.