## CMT S2 and S4 VNA Instrument Driver Release Notes

To rate this instrument driver, go to the driver download page on the Instrument Driver Network.

#### 1. Overview

Instrument Driver Technology: LabVIEW Plug and Play (project-style)
Manufacturer: Copper Mountain Technologies
Supported Language(s): LabVIEW
Supported Model(s): All full 2-port and 4-port VNAs from Copper Mountain Technologies
Interface(s): TCP/IP HiSLIP or Socket protocols
Certified: No
NI Supported: No
Source Code Available: Yes
Original Release Date: 08/2017

#### 2. Required Software

Some software components need to be installed before using this instrument driver. The minimum versions of these components are listed below, and can be downloaded from the Download Site.
Visa 5.0 or later
LabVIEW 2013 or later
Refer to the LabVIEW Help for more information about software requirements. You access the LabVIEW Help by selecting Help»Search the LabVIEW Help.

#### 3. Known Issues

To report issues or provide feedback about this instrument driver or if you have any questions, please send an email to support@coppermountaintech.com.

#### 4. Revision History

The latest version of this and other LabVIEW and LabWindows/CVI instrument drivers can be downloaded at the CMT Automation Page.
08/22/2017, LabVIEW 2015
Created
02/13/2018, LabVIEW 2016
Modified by I. Ivaschenko
- Send Trigger.vi - wrong *TRG command in Case structure
- Read Calibration Data Array.vi - delay removed
- Read Data and Memory Array.vi - delay removed
- Read Stimulus Array.vi - delay removed
- Revision Query.vi - removed LabVIEW Run-Time Engine check
02/16/2023, LabVIEW 2013
Modified by Patrick Li
- Saved to LabVIEW 2013 so it is compatible with more LabVIEW versions
- Initialize.vi - removed model checking so it won't report errors with new VNA series
- Added extra examples for data capture, display and save to csv file
- Added "Set Ref Source.vi" under "Configure" -> "System Configuration"
- Added "Trace Hold.vi" under "Public" -> "Configure" -> "Screen Display"
- Added "Select Subclass for Calibration.vi" under "Public" -> "Configure" -> "Calibration Configuration"
- Added Full 2 port calibration.vi to the examples
- Read Fail Meas Points.vi - added if statement to fix timeout issue when no points fail
03/09/2023, LabVIEW 2013
- Added CMT S2 and S4 VNA Initialize and Close.vi under Examples
04/05/2023, LabVIEW 2013
- Added "Store Touchstone File.vi" under "Public" -> "Action-Status" -> "File Handling"
09/27/2023, LabVIEW 2013
- Replaced old mp4 with "How to connect Labview code to the VNA_S2S4VNA.mp4"
- Moved Parameter Conversion.vi to Public -> Configure -> Analysis Configuration from Public -> Configure -> System Configuration
- Renamed Match Frequency Range.vi to Set Frequency Low Pass.vi under Public -> Action-status
- Added new folder "CMT S2 and S4 VNA" which contains the drivers under "SCPI (Recommended)"
02/22/2024, LabVIEW 2013
- Added new example "CMT S2 and S4 VNA Calibration with ACM.vi" under "Example" - Added 2 port 1 path calibration option in "Execute ECal.vi" under "Public" -> "Action-Status" - Changed the name of "Electrical Calibration Detect.vi" to "ACM Auto-Orientation.vi" under "Public" -> "Configure" - Changed Control "Module Number" to "Module Port Number" in "ACM Auto-Orientation.vi" - Changed Control "Enable Auto Detect" to "Enable Auto-Orientation" in "ACM Auto-Orientation.vi" - Changed the name of "Electrical Calibration.vi" to "Configure ACM.vi" under "Public" -> "Configure"
04/30/2024, LabVIEW 2013
- Added port 3 as an available input in "Execute Ecal.vi" under "Public" -> "Action-Status"
08/02/2024, LabVIEW 2013
- Changed %lf into %e for extra decimal point precision in "Scale.vi" under "Public" -> "Configure" -> "Screen Display" - Added comment in "ACM Auto-Orientation.vi" under "Public" -> "Configure" -> "Calibration Configuration"
01/14/2025, LabVIEW 2013
- Added "CMT S2 and S4 VNA Save Touchstone File.vi" under "Examples"
06/03/2025, LabVIEW 2013
- Added "Time Domain Unit.vi" under "Public" -> "Configure" -> "Time Domain Configuration"
06/04/2025, LabVIEW 2013
- Added saving channel calibration option to "Recall.vi" and "Store.vi" under "Public" -> "Action-Status" -> "File Handling"