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Instrument Control (GPIB, Serial, VISA, IVI)

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Hi all

 

using the ivi driver for E4438C in cvi I would like to configure the output frequency only.

The RF configuration API "agesg_ConfigureRF" requires both the freq and the level.

 

The only way of doing so is to use the "agesg_SetAttributeViReal64", if true how do I do so?

 

Regards Ofir

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ofirga--

 

I looked at the VI in LabVIEW, but I did not see a way to not provide a default power level.  For instance in LabVIEW, if you do not provide a value for that parameter it automatically assumes -135 dBm.  Just out of curiosity, why do you not want to configure the power level?

 

Hopefully others on the board can provide insight for this operation.

--
Tyler C

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Hi Tyler

 

Probably you miss understand me....

 

while setting the frequency and the level, now i would like to change only the frequency without altering the level, the driver does not support that (tho the ifr 2025 does)

so I need to maintain both values.

 

So I tried to use the "agesg_SetAttributeViReal64" command with a specific attribute but fail to do so.

My questions are: can I do it and how?

 

Regards Ofir

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