Re: errors of "error" models
#72 : facupov : confirmation and suggestion @QRP RX - 5 November 2019 : /g/nanovna-users/message/6471 @Bob Albert - 5 November 2019 : /g/nanovna-users/message/6472 @
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gin&pez@arg
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#6493
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Re: VNWA software
#calibration
Hi Oristo Good to hear about success. It may be a crazy user interface for you being a custom to something else, but not really for me as been the only VNA for me since it's birth. It is for more than
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Kurt Poulsen
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#6492
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Re: NanoVNA-Saver 0.1.5
Hi Rune, The new TDR impedance measurement is good too. However it really could use the ability to manually scale the impedance in addition to the length, as the low impedance end of the scale is too
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Martin
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#6491
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Re: NanoVNA-Saver 0.1.5
Hi Martin, thanks for the bug report. I'll have a look at it (and probably a fix!) for the next version :-) -- Rune / 5Q5R [email protected]> wrote:
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Rune Broberg
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#6490
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Re: [nanovna-f] NanoVNA-Saver 0.1.5
From: Rune Broberg I just released NanoVNA-Saver 0.1.5: https://github.com/mihtjel/nanovna-saver/releases/tag/v0.1.5 [] As ever, dear mailing list users, I very much look forward to your comments,
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David J Taylor
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#6489
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Re: NanoVNA-Saver 0.1.5
Hi Rune, Thanks for the latest update, especially the ability to change the marker size and the relabeling of the Series L & C values One small bug I've noticed is that the Marker number on the S11
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Martin
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#6488
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Re: VNWA software
#calibration
Hi Kurt - Thanks for the additional hints, so essential success! ... which for the attached VNWA main window are 'Log Mag' or 'Smith' .. which is titled 'Display Settings', also attached ... shown
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Oristo
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#6487
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Re: Chasing ghosts???
#internals
#calibration
And here are the plots for the 3GHz VNA with the bridge rotated 180 degrees. Still without HW correction model. All differences are coming from a change in bridge HW. -- Erik, PD0EK
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Erik Kaashoek
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#6486
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Free (in the USA) diodes available for battery indicator
Free (in the USA) diodes available for battery indicator I have 99 "extra" 1N4148WS diodes available. If you want any, FOR FREE IN THE USA, send me a self-addressed stamped envelope and how many
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Roy Ashkenaz
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#6485
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Re: Chasing ghosts???
#internals
#calibration
Attached the plots you requested All data from 3 VNA's calibrated with the same calibration kit measuring the same two cables 1: nanoVNA 2: ownVNA 3: 3GHzVNA No VNA specific corrections applied Top
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Erik Kaashoek
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#6484
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NanoVNA-Saver 0.1.5
I just released NanoVNA-Saver 0.1.5: https://github.com/mihtjel/nanovna-saver/releases/tag/v0.1.5 Release notes: This release, after a short break in the release schedule, offers a few new features
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Rune Broberg
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#6483
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Re: Chasing ghosts???
#internals
#calibration
It looks better without USB connection. Adding a ferrite core improved results with USB connection:
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Oristo
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#6482
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Re: Chasing ghosts???
#internals
#calibration
Hi Gabriel - I guess you meant message 6456, and agree that was a poor choice of graphs. I do not calibrate for such a wide range. So, second attempt: Looking at logmag for CH0 and CH1 terminated by
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Oristo
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#6481
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Re: Storing and recalling scan later via Nano VNA saver (or similar)
#internals
#consolecommands
Dear Hans, many thanks for interesting and useful information. My initial suggestion of a scheduled scan has exactly this purpose, to eliminate the influence of cables or operator.
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Ady, YO2NAA
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#6480
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Re: Storing and recalling scan later via Nano VNA saver (or similar)
#internals
#consolecommands
I think the RF on the USB cable wouldn't be an issue. The TX level of NanoVNA is very low. Some ferrites can be added on the USB / UTP cable. The UTP cable can be installed perpendicular to the
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Ady, YO2NAA
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#6479
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Re: Now What
Andrew, The support group for the NanoVNA-F that you own is located at /g/nanovna-f . You should leave a message on the board there ( /g/nanovna-f/messages ) and
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hwalker
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#6477
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Now What
So, it has been less than a month and my 4.3 inch long little wonder arrived from Alixpress today. It had a Quick Start Guide lol. Are you kidding me? It might as well be encrypted. Has anyone come up
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Andrew Baer, M.D. <ambaer52@...>
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#6476
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Re: NanoVNA-Saver 0.1.4
You may also need to add the try group to your user profil. I found that I needed to on RaspberryPi. M Walter
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M Walter
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#6475
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Re: VNWA software
#calibration
Hi Oristo In the help file search in index for "trace types" there all the various and very many trace types are described also custom traces. The trick is to double click on any trace type name e.g.
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Kurt Poulsen
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#6474
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Re: errors of "error" models
apparently "facupov" is pseudo for "from a common user's point of view",
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johnshouse100@...
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#6473
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