how to use TDR in the firmware of the nanovna?
hi I have tried : menu transform on entered the velocity of coax 0.66 the lenght is about 16feet and tested the other menu: low pas impulse etc but I don't see the lenght of the coaxial cable I am
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VE2KWG
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#3069
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Re: Saver with Win7
done to run Rune's application; Mr. Bill has milked you for long enough. Rune's superb application. system. A five year radio engineer friend, a Window$ user, has just this week installed Mint
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John Nightingale
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#3068
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Re: Firmware summary
I created the AA version to better display Chinese. Since the TDR function does not have enough ROM to store Chinese fonts, I need to separate the AA version from the Chinese version and merge it with
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Hugen
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#3067
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Re: CAL/CORRECTION
CAL/CORRECTION: This is the prompt to turn correction ON or OFF... I believe that is what you are referring and that is all it does. CORRECTION when doing a CAL... No not part of or an influence on
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alan victor
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#3066
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Re: CAL/CORRECTION
The battery indicator requires you to add a surface mount diode (D2 on the schematic) or it shows an empty rectangle. The correction button enables or disables the stored calibration factors. Please
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Larry Rothman
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#3065
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Re: Firmware summary
A little confused on the firmware versions. Is the source code available for the nanoVNA_900_AA ? Or is that already in the hugen-modified 0.1.1 ? What I really want is the best of all worlds for
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Steve N2IC
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#3064
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CAL/CORRECTION
Happy if somebody could answer the following: I have FW Sept 19 2019:10.37.16. What is CAL/CORRECTION? Is it application of the selected RECALL? Is it necessary to have CORRECTION highlighted when
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Torbj?rn Toreson
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#3063
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Re: Experimental 256 point FFT Firmware
No, It is just ttrftech/NanoVNA head build. XENOMORPH is not an author.
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cho45
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#3062
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Re: Trying to understand the T-Check outcome of the nanoVNA
Hi Erik One note If you are using the NanoVNA-saver and has entered the calibration kit data as a female kit (adding the delay of the Thru adaptor (2 x 62ps) for the short and open, then you only need
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Kurt Poulsen
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#3061
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Re: NanoVNA Saver
Hi Rune Have a look on my answer to Erik about his T-Check experiment. There sis some issues about subtracting the delay of the thru adaptor which is missing in you calibration setup (I think ?)
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Kurt Poulsen
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#3060
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Re: Trying to understand the T-Check outcome of the nanoVNA
Hi Erik Three problems. First of all you have not subtracted the delay of the Thru adaptor (2 x 62ps) when calibration s11/s22 as you remove the thru adaptor after s11 calibration and thus the
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Kurt Poulsen
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#3059
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Re: Annotated nanoVNA menu diagram
That menu is updated to correct link bugs: http://ormpoa.altervista.org/Hnano.htm Its associated help file has been improved but not updated to address functionality added since "original" firmware;
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Oristo
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#3058
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Re: Saver with Win7
Rune, I really appreciate the work you¡¯re doing¡ especially the .exe files. Radios I understand, but ¡°compiling¡± and those odd prerequisites are way above my pay grade. ? Paul M0GJL
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Paul Brodie
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#3057
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Re: Saver with Win7
Great to hear, Paul! I'm certainly not intentionally doing anything to make it more difficult to run :-) -- Rune / 5Q5R
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Rune Broberg
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#3056
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Re: Saver with Win7
NanoVNA-Saver runs OK on my old bog standard Acer 64 bit laptop running Win 7 home premium. The only glitch I have is AVG has to check out a file before letting me run the latest release for the first
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Paul Brodie
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#3055
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Re: Saver with Win7
Hi George, I'm not suggesting you need to upgrade to Windows 10 - as mentioned, the app is built on and runs on Windows 7. I don't know anything about Framework 4.0 or Framework 3.5, but a quick look
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Rune Broberg
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#3054
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Re: Saver with Win7
Rune, You are doing fine work. Keep it up. But I hope you can understand the frustration of not being able to run the software on the many laptops and other computers that have not been upgraded to
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George
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#3053
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Re: NanoVNA Saver
Hi Bryan, The signs on those phase plots have *really* been bothering me. It's one of the places where it really shows how much of a newbie I am at RF measurements: I have no idea what way the phase
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Rune Broberg
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#3052
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Re: NanoVNA Saver
Rune, Using nanoVNA-saver0.0.11 It looks like the S21 phase in the marker box is of opposite sign to the plot of S21 phase. I think the phase in the plot is correct. -- Bryan, WA5VAH
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Bryan, WA5VAH
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#3051
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Re: NanoVNA V2
Yes, so if users are pissed off with a certain user then deal with the person who is CAUSING the complaints, and not the people complaining. This is not happening here, and we're pissed off with the
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London Calling <punkbiscuit@...>
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#3050
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