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Welcome to the VNA Tools forum!
METAS VNA Tools is
a software that is designed to compute uncertainties of S-parameter measurements, see
www.metas.ch/vnatools
.
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Ehsan Shokrolahzade
,
Michael Wollensack METAS
2
Jun 2
format template for sdatb and sdatcv
Hi, you could use the following command in MATLAB: fp = '01419_Att20dB(fm)_52371_01_01.s2p' d
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format template for sdatb and sdatcv
Hi, you could use the following command in MATLAB: fp = '01419_Att20dB(fm)_52371_01_01.s2p' d
Jun 2
Luca Oberto
,
Michael Wollensack METAS
6
May 25
Usage of pySerial from the VNATools scripting environment
Hi, this is all described in the following document VPP-4.3.6: VISA Implementation Specification for
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Usage of pySerial from the VNATools scripting environment
Hi, this is all described in the following document VPP-4.3.6: VISA Implementation Specification for
May 25
Michael Wollensack METAS
, …
Luca Oberto
9
May 18
Q&A
Measurement Series / Experiment
Thanks Michael, it worked. Best, Luca On Wednesday, May 17, 2023 at 9:01:00 AM UTC+2 Michael
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Q&A
Measurement Series / Experiment
Thanks Michael, it worked. Best, Luca On Wednesday, May 17, 2023 at 9:01:00 AM UTC+2 Michael
May 18
Eric Smith
, …
Michael Wollensack METAS
4
May 12
Q&A
Electronic Calibration Kits
Hi, > Are the above steps correct? yes > It should be Agilent Model Standard or Database
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Q&A
Electronic Calibration Kits
Hi, > Are the above steps correct? yes > It should be Agilent Model Standard or Database
May 12
Mr Skinner
,
Michael Wollensack METAS
4
Apr 20
Phase Format Conversions
Hi Michael, My gratitude for this helpful explanation. Best regards James On Monday, April 17, 2023
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Phase Format Conversions
Hi Michael, My gratitude for this helpful explanation. Best regards James On Monday, April 17, 2023
Apr 20
Chris C
,
Michael Wollensack METAS
5
Apr 6
VNA Test Device: Timeout error R&S ZVA50 w/ K2, K4, K8, B4, B16
Thank you for reporting. > My vote, stick to GPIB and not have to deal with corporate security! I
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VNA Test Device: Timeout error R&S ZVA50 w/ K2, K4, K8, B4, B16
Thank you for reporting. > My vote, stick to GPIB and not have to deal with corporate security! I
Apr 6
Tuomas Haitto
,
Michael Wollensack METAS
2
Apr 6
Saving Instrument state -error
Hi Tuomas, this driver was developed by Copper Mountain Technologies, please contact alexandr.v.
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Saving Instrument state -error
Hi Tuomas, this driver was developed by Copper Mountain Technologies, please contact alexandr.v.
Apr 6
Tuomas Haitto
Mar 24
Copper Mountain S5243 (44GHz)
Hello, has anyone tried to run VNA-Tools II with Copper Mountain S5243 VNA box with it? Does it run
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Copper Mountain S5243 (44GHz)
Hello, has anyone tried to run VNA-Tools II with Copper Mountain S5243 VNA box with it? Does it run
Mar 24
abdallah hatem
,
Michael Wollensack METAS
4
Mar 23
problem with connection
Make sure that NI-VISA .NET Development Support and NI-VISA .NET Runtime support is installed. https:
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problem with connection
Make sure that NI-VISA .NET Development Support and NI-VISA .NET Runtime support is installed. https:
Mar 23
Borut Pinter
, …
Michael Wollensack METAS
4
Mar 23
Q&A
Visa Resources empty
Make sure that NI-VISA .NET Development Support and NI-VISA .NET Runtime support is installed. See
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Q&A
Visa Resources empty
Make sure that NI-VISA .NET Development Support and NI-VISA .NET Runtime support is installed. See
Mar 23
Dr. Scott Best
,
Michael Wollensack METAS
2
Mar 22
Time Domain Analysis Error
Hi, you can show the console window using (CTRL + F11 or Option / Console) and then you would see a
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Time Domain Analysis Error
Hi, you can show the console window using (CTRL + F11 or Option / Console) and then you would see a
Mar 22
Michael Wollensack METAS
, …
Jan Grajciar CMI
6
Mar 22
Q&A
How can I automate measurements in VNA Tools II
Hi, try dut.Write('LISN:LINE 1\n') Npath = dut.Query(LISN:LINE?\n') I've to do the
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Q&A
How can I automate measurements in VNA Tools II
Hi, try dut.Write('LISN:LINE 1\n') Npath = dut.Query(LISN:LINE?\n') I've to do the
Mar 22
Gamze Aydin
,
Michael Wollensack METAS
4
Jan 24
Data Conversion within VNA Tools program
Hi, no you cannot enter those values directly in VNA Tools. You've to convert those impedance
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Data Conversion within VNA Tools program
Hi, no you cannot enter those values directly in VNA Tools. You've to convert those impedance
Jan 24
Tomo Yokoyama
,
Michael Wollensack METAS
4
Jan 23
Matlab Version & mkl_optimizer
Hi, I would do it like that: >> a a = 0.8147 + 0.6324i 0.9058 + 0.0975i 0.1270 + 0.2785i 0.9134
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Matlab Version & mkl_optimizer
Hi, I would do it like that: >> a a = 0.8147 + 0.6324i 0.9058 + 0.0975i 0.1270 + 0.2785i 0.9134
Jan 23
Michael Wollensack METAS
,
Mr Skinner
7
Jan 17
Q&A
Import existing raw data
Hi Michael, Excellent, many thanks for your help. Best regards James On Monday, January 9, 2023 at 3:
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Q&A
Import existing raw data
Hi Michael, Excellent, many thanks for your help. Best regards James On Monday, January 9, 2023 at 3:
Jan 17
caner oner
,
Michael Wollensack METAS
2
Jan 11
Unc. Error
Hi, can you please upload your calibration standard definitions which you used. I'm pretty sure
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Unc. Error
Hi, can you please upload your calibration standard definitions which you used. I'm pretty sure
Jan 11
josem...@gmail.com
12/22/22
Linearity and Drift Characterization helper
Dear Michael and VNA Tolls developers, Thanks for all your support in this group. I my opinion, as
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Linearity and Drift Characterization helper
Dear Michael and VNA Tolls developers, Thanks for all your support in this group. I my opinion, as
12/22/22
Michael Wollensack METAS
2
12/22/22
Difference between an over-determined linear one port calibration and an optimization calibration
I would like to explain that with the following example in MATLAB. For reason of simplification I
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Difference between an over-determined linear one port calibration and an optimization calibration
I would like to explain that with the following example in MATLAB. For reason of simplification I
12/22/22
Michael Wollensack METAS
2
12/22/22
Visual Studio Code and VNA Tools
1. You need Visual Studio code, see https://code.visualstudio.com/ 2. You need CPython, see https://
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Visual Studio Code and VNA Tools
1. You need Visual Studio code, see https://code.visualstudio.com/ 2. You need CPython, see https://
12/22/22
Claes Wingqvist
,
Juerg Ruefenacht
2
12/5/22
Cable movement in measurement journal
Dear Claes, cable influences are not an easy topic and how to minimise them are discussed in detail
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Cable movement in measurement journal
Dear Claes, cable influences are not an easy topic and how to minimise them are discussed in detail
12/5/22
yaser...@gmail.com
,
Michael Wollensack METAS
3
12/1/22
Version 2.6.0 has a problem to define an Agilent PNA E8361C VNA
Thank you very much Michael, the problem is solved after installing NI-VISA. On Wednesday, November
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Version 2.6.0 has a problem to define an Agilent PNA E8361C VNA
Thank you very much Michael, the problem is solved after installing NI-VISA. On Wednesday, November
12/1/22
Michael Smith
,
Michael Wollensack METAS
3
11/8/22
Convert vdatb to sdatb to use analyzedrift?
thank you. modifying the analyzedrift script worked great! On Monday, November 7, 2022 at 4:57:25 AM
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Convert vdatb to sdatb to use analyzedrift?
thank you. modifying the analyzedrift script worked great! On Monday, November 7, 2022 at 4:57:25 AM
11/8/22
Michael Wollensack METAS
2
9/9/22
Loading a cable from the database throws an XML exception in VNA Tools V2.6.0
Hi, this a bug introduced in VNA Tools V2.6.0. Cable files created with VNA Tools V1.7.0 to V1.8.2
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Loading a cable from the database throws an XML exception in VNA Tools V2.6.0
Hi, this a bug introduced in VNA Tools V2.6.0. Cable files created with VNA Tools V1.7.0 to V1.8.2
9/9/22
handans...@gmail.com
,
Michael Wollensack METAS
3
9/5/22
IVi.visa.IO Timeout Exception
5 Eylül 2022 Pazartesi tarihinde saat 11:49:54 UTC+3 itibarıyla Michael Wollensack METAS şunları
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IVi.visa.IO Timeout Exception
5 Eylül 2022 Pazartesi tarihinde saat 11:49:54 UTC+3 itibarıyla Michael Wollensack METAS şunları
9/5/22
Michael Smith
,
Michael Wollensack METAS
2
8/2/22
Adding instrument drift data to table
Hi, see the VNA Guide, Appendix G.3 https://www.euramet.org/Media/news/I-CAL-GUI-
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Adding instrument drift data to table
Hi, see the VNA Guide, Appendix G.3 https://www.euramet.org/Media/news/I-CAL-GUI-
8/2/22
wickli...@gmail.com
,
Michael Wollensack METAS
2
8/2/22
Conversion to VDF via Script
Hi, you could write a text file with 3 columns (frequency, value and uncertainty), see https://www.
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Conversion to VDF via Script
Hi, you could write a text file with 3 columns (frequency, value and uncertainty), see https://www.
8/2/22
Michael Smith
,
Juerg Ruefenacht
3
7/25/22
4P Ecal error corrected file sizes: ENORMOUS!
Thank you, this is helpful. I did have the Small Unc Limit set to 0 from the training. I'm using
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4P Ecal error corrected file sizes: ENORMOUS!
Thank you, this is helpful. I did have the Small Unc Limit set to 0 from the training. I'm using
7/25/22
roschiroh...@gmail.com
, …
Fabian Distler
7
6/28/22
Q&A
How do I characterize a Connector?
Hello, When characterising a test port adapter, does it make a difference whether one calibrates
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Q&A
How do I characterize a Connector?
Hello, When characterising a test port adapter, does it make a difference whether one calibrates
6/28/22
guo ying
6/8/22
Does METAS plan to support evaluating Noise figure and mixer's uncertainty?
I have seen latest Version 2.5.7935.30849 can support Frequency Conversion Calibrations(3.9.1 Scalar
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Does METAS plan to support evaluating Noise figure and mixer's uncertainty?
I have seen latest Version 2.5.7935.30849 can support Frequency Conversion Calibrations(3.9.1 Scalar
6/8/22
Michael Smith
,
Michael Wollensack METAS
9
6/7/22
Keysight Ecal accuracy comparing METAS Zo states with Firmware Calibration
I keep making incremental progress on this methodology, Michael, but progress nonetheless. Using
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Keysight Ecal accuracy comparing METAS Zo states with Firmware Calibration
I keep making incremental progress on this methodology, Michael, but progress nonetheless. Using
6/7/22