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About Source Power Cal

Description

Measures power at a specified frequency. Use this method to test power level before and/or after applying a source power calibration.

 VB Syntax

pow = pwrCal.CheckPower (device, freq [,unit])

Variable

(Type) - Description

pow

(double) Variable to store power value returned by this method.

pwrCal

A SourcePowerCalibrator (object)

device

(enum NAPowerAcquisitionDevice) The specific sensor on the power meter to be used for the acquisition.  Choose from:

0 – naPowerSensor_A

1 – naPowerSensor_B

To use the sensor that currently corresponds to the frequency of interest, use the value from the PowerAcquisitionDevice property.

freq

(double) Frequency (Hz) at which the sensor is to read the power.

unit

(enum NAPowerUnit)

Optional argument.  Choose from:

naDBM – Returns the power in dBm.(default)

naWATT – Returns the power in Watts.

Return Type

Double

Default

Not Applicable

Examples

watt = powerCalibrator.CheckPower(naPowerSensor_A, 1E9, naWATT)

C++ Syntax

HRESULT put_CheckPower(tagNAPowerAcquisitionDevice enumAcqDevice, double dFreq, tagNAPowerUnit enumPowerUnit, double *pdPower);

Interface

ISourcePowerCalibrator2