RFMXINSTR_ATTR_DOWNCONVERTER_PRESELECTOR_ENABLED
- Updated2025-10-13
- 1 minute(s) read
Specifies whether the tunable preselector is enabled on the downconverter.
Syntax
RFMXINSTR_ATTR_DOWNCONVERTER_PRESELECTOR_ENABLED
Numeric Value | Data Type | Access | Applies To |
|---|---|---|---|
12 | int32 | Read/Write | N/A |
Remarks
You do not need to use a selector string if you want to configure this attribute for all signal instances. Specify the signal name in the selector string if you want to configure or read that signal instance. Refer to the Selector String topic for information about the string syntax.
The default value is Disabled.
Supported devices: PXIe-5663/5663E/5665/5668, PXIe-5644/5645/5646, PXIe-5830/5831/5832/5840/5841/5842
Name | Value | Description |
|---|---|---|
RFMXINSTR_VAL_DOWNCONVERTER_PRESELECTOR_DISABLED | 0 (0x0) | Disables the preselector. |
RFMXINSTR_VAL_DOWNCONVERTER_PRESELECTOR_ENABLED | 1 (0x1) | The preselector is automatically enabled when it is in the signal path and is automatically disabled when it is not in the signal path. Use the RFMXINSTR_ATTR_PRESELECTOR_PRESENT attribute to determine if the downconverter has a preselector. |