Beware of cheap underperforming clones

As of 2022 there are many badly performing clones on the market. V2/3GHz NanoVNA uses parts like ADF4350 and AD8342 which are costly and clones have been cutting costs by using salvaged or reject parts.

See official store and look for V2 Plus4/V2 Plus4 Pro versions only to avoid getting a bad clone. We have stopped selling V2.2 versions since October 2020, so all V2 hardware that are not Plus or Plus4 are not made by us and we can not guarantee performance.

NanoVNA V2 Forum

Note: this page is a mirror of https://groups.io/g/NanoVNAV2.
Click here to join and see most recent posts.

Help to update V2Plus4


sledgehammer5456 2022/03/10 09:57

Looking for some info to update my V2Plus4. I download firmware V2Plus4 v1.2.03
and am using QT software, after update is complete the unit does not reboot and the
screen goes dim. I tried it a few times with the same result, so i went back to my old
firmware, and the unit work fine. any info on how to up date new firmware.

Vladimir Lebedev 2022/03/10 19:12

Hello!
Please take FW only from developer here https://nanorfe.com/nanovna-versions.html

Best regards
Vladimir, dl7pga

Francesco 2022/03/11 13:11

I get the same problem the NanoVNA V.2plus4 not give the possibility to update
other firmware (only the one from Nanoforte web page at moment obsolete)





**Sent:** Thursday, March 10, 2022 at 5:57 PM
**From:** "sledgehammer5456 via groups.io"
<sledgehammer5456=aol.com@groups.io>
**To:** NanoVNAV2@groups.io
**Subject:** [nanovnav2] Help to update V2Plus4

Looking for some info to update my V2Plus4. I download firmware V2Plus4
v1.2.03
and am using QT software, after update is complete the unit does not reboot
and the
screen goes dim. I tried it a few times with the same result, so i went back
to my old
firmware, and the unit work fine. any info on how to up date new firmware.

_._,_._,_

* * *

Lou W7HV 2022/03/11 06:58

Where can I find a description/changes for the firmware on the nanorfe site?   I'm currently running DiSlord 1.1.00 and wonder how the nanorfe 20220301 compares. *
*

Francesco 2022/03/11 17:56

Noo! tray to use @ Dislord version 1.2.3 this is the last one, if got previuse
Dislord version use the latest version.

The one on Nanoforte got less funcion.





**Sent:** Friday, March 11, 2022 at 2:58 PM
**From:** "Lou W7HV via groups.io" <louandzip=yahoo.com@groups.io>
**To:** NanoVNAV2@groups.io
**Subject:** Re: [nanovnav2] Help to update V2Plus4

Where can I find a description/changes for the firmware on the nanorfe site?
I'm currently running DiSlord 1.1.00 and wonder how the nanorfe 20220301
compares.

_._,_._,_

* * *

Brian Morrison 2022/03/11 18:57

On Fri, 11 Mar 2022 06:58:13 -0800
"Lou W7HV via groups.io" <louandzip=yahoo.com@groups.io> wrote:

> Where can I find a description/changes for the firmware on the nanorfe site?

I asked this question a week or so back, so far I have not seen an
answer and the code at the github links doesn't seem to match what is
advertised at https://nanorfe.com/nanovna-versions.html

--

Brian Morrison

nanov2support 2022/03/11 20:31

Firmware change log at forum home page: https://groups.io/g/NanoVNAV2

Brian Morrison 2022/03/12 18:25

On Fri, 11 Mar 2022 20:31:15 -0800
"nanov2support" <edelswartz123@gmail.com> wrote:

> Firmware change log at forum home page: https://groups.io/g/NanoVNAV2

Thank you for this, just what I was looking for.

--

Brian Morrison

Lou W7HV 2022/03/12 10:28

On Fri, Mar 11, 2022 at 09:28 PM, Francesco wrote:

>
> Noo! tray to use @ Dislord version 1.2.3
>

I got DiSlord 1.1.0 where he posted it on nanovna-users@groups.io ( nanovna-users@groups.io ) on 17 Dec 2021.  This is a file that contains firmware for H, H4, LiteVNA, V2, V2Plus and V2Plus4. Is what you attached newer than that?  Where has DiSlord posted it?

Thanks.

hwalker 2022/03/12 15:25

On Sat, Mar 12, 2022 at 10:28 AM, Lou W7HV wrote:

>
> On Fri, Mar 11, 2022 at 09:28 PM, Francesco wrote:
>
>> Noo! tray to use @ Dislord version 1.2.3
>>
>
> I got DiSlord 1.1.0 where he posted it on nanovna-users@groups.io (
> nanovna-users@groups.io ) on 17 Dec 2021.  This is a file that contains
> firmware for H, H4, LiteVNA, V2, V2Plus and V2Plus4. Is what you attached
> newer than that?  Where has DiSlord posted it?
>
>
>

Francesco is a member of Dislord's beta firmware test group and the version Francesco posted hasn't been officially released to the general public. DiSlord posted the following cautionary note when using that FW version on the V2Plus4:

" !!!! V2Plus4 firmware work only on old V2Plus4 devices, new V2Plus4 devices have different LCD module and are not supported by this fw. As last V2Plus4 sources (software and hardware info) closed I not support it. !!! "

Herb

Lou W7HV 2022/03/12 16:09

On Sat, Mar 12, 2022 at 04:25 PM, hwalker wrote:

>
> ... Francesco is a member of Dislord's beta firmware test group and the
> version Francesco posted hasn't been officially released to the general
> public.

Awesome.  Thanks for the info. I do have an older V2Plus4 and his 1.1.0 is a very nice upgrade.  I look forward to trying out his latest.

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