nanovna saver on saa-2N


 

Re-calibrating my H4 and my SAA-2N with Nano-saver and VNA-QT (VNA-QT
on the SAA-2N only), , I find an issue with using the nanoVNA-saver
with the SAA-2N that is dogging me. The saver works fine with the H4,
but when connecting to the SAA-2N, on initial connection via USB the
frequency range loads as 200-300MHz. I change it to the instrument
width (10kh to 3000Mhz, it will not sweep, returns: " ERROR during
sweep...stopped....argument out of range". Experimenting with
frequencies, I find that I can sweep and calibrate in a range of 10mhz
to 1000mhz, everything works fine, but if I either lower or raise the
frequency outside that range, I get the same out of range error.
Any suggestions would be greatly appreciated.


 

I have the same issue.
VNA 2_2 Version: git-20200617-1a9a11d
Build Time: Jun 19 2020


 

Martin, I upgraded my SAA-2N FW to ver 20200926, works fine on
instrument, however I have the same issue with NanoVNA-Saver, as well
as some other anomalies (program sweep runs on 1 step but hangs on 2
steps). NanoVNA-QT works OK except that low freq stimulus won't
calibrate below 100Khz, but is fine to 3000Mhz (101 steps).
I haven't seen but one other post reporting the same issue with Saver
and the SAA-2N..

-----------------------------------------From: "Martin V via
groups.io"
To: nanovna-users@groups.io
Cc:
Sent: Wednesday October 7 2020 10:31:26AM
Subject: Re: [nanovna-users] nanovna saver on saa-2N

I have the same issue.
VNA 2_2 Version: git-20200617-1a9a11d
Build Time: Jun 19 2020

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I have not yet tried mine using SAVER. However, due to different
architecture and oscillator, I was/am under the impression you need an
application different than that embodied in SAVER. According to my notes,
that can be downloaded at:

https://github.com/nanovna/NanoVNA-QT/releases

Dave - WØLEV

On Wed, Oct 7, 2020 at 7:20 PM Ted Chesley <tedchesley@...>
wrote:

Martin, I upgraded my SAA-2N FW to ver 20200926, works fine on
instrument, however I have the same issue with NanoVNA-Saver, as well
as some other anomalies (program sweep runs on 1 step but hangs on 2
steps). NanoVNA-QT works OK except that low freq stimulus won't
calibrate below 100Khz, but is fine to 3000Mhz (101 steps).
I haven't seen but one other post reporting the same issue with Saver
and the SAA-2N..

-----------------------------------------From: "Martin V via
groups.io"
To: nanovna-users@groups.io
Cc:
Sent: Wednesday October 7 2020 10:31:26AM
Subject: Re: [nanovna-users] nanovna saver on saa-2N

I have the same issue.
VNA 2_2 Version: git-20200617-1a9a11d
Build Time: Jun 19 2020




--
*Dave - WØLEV*
*Just Let Darwin Work*


 

David, you are correct, NanoVNA-QT is the application designed for the NanoVNA SAA-V2.2 (SAA-2.2, 2N etc). NanoVNA-Saver is supposed to work, but as noted by a couple of SAA-2N users, has some limitations.
The Saver app, however, is more functional, at least in my view.

On Oct 7, 2020, at 3:59 PM, David Eckhardt <davearea51a@...> wrote:

I have not yet tried mine using SAVER. However, due to different
architecture and oscillator, I was/am under the impression you need an
application different than that embodied in SAVER. According to my notes,
that can be downloaded at:

https://github.com/nanovna/NanoVNA-QT/releases

Dave - WØLEV

On Wed, Oct 7, 2020 at 7:20 PM Ted Chesley <tedchesley@...>
wrote:

Martin, I upgraded my SAA-2N FW to ver 20200926, works fine on
instrument, however I have the same issue with NanoVNA-Saver, as well
as some other anomalies (program sweep runs on 1 step but hangs on 2
steps). NanoVNA-QT works OK except that low freq stimulus won't
calibrate below 100Khz, but is fine to 3000Mhz (101 steps).
I haven't seen but one other post reporting the same issue with Saver
and the SAA-2N..

-----------------------------------------From: "Martin V via
groups.io"
To: nanovna-users@groups.io
Cc:
Sent: Wednesday October 7 2020 10:31:26AM
Subject: Re: [nanovna-users] nanovna saver on saa-2N

I have the same issue.
VNA 2_2 Version: git-20200617-1a9a11d
Build Time: Jun 19 2020




--
*Dave - WØLEV*
*Just Let Darwin Work*





 

Hello, i am using the NanoVNA-H with NanoVNAsaver but i can´t get to use it with SAA-2N. What files do I have to change to detect it ?