NIRFSG_ATTR_DUC_PRE_FILTER_GAIN

NI-RFSG C Function

NIRFSG_ATTR_DUC_PRE_FILTER_GAIN

Specific Attribute

Data
type
Access Applies to Coercion High Level Functions
ViReal64 R/W N/A None None

Description

Specifies the DUC prefilter gain. Reduce this value to prevent overflow in the DUC interpolation filters. Other gains on the NI-RFSG device are automatically adjusted to compensate for nonunity DUC prefilter gain. This attribute only applies to DUC-equipped RF signal generators. To set this attribute, the NI-RFSG device must be in the Configuration state. The units are expressed in dB.

The following table lists the behavior of this attribute on supported devices:

Supported DeviceAttribute Behavior
NI 5671 This attribute only applies when the NIRFSG_ATTR_IQ_RATE attribute is set to a value ≤8.33 MS/s.
NI 5672This attribute is always applicable.