I was gifted one a couple of months ago. I haven't used it yet, but this is
timely.
-Kelly
Sent from ProtonMail, encrypted email based in Switzerland.
Sent from Proton Mail Android
-------- Original Message --------
On 9/13/25 13:49, Daniel Poirot via BVARC wrote:
> NanoVNA in the Real World.
>
> I have had a response from Bob W5UQ regarding setting up a specific
> configuration and calibrating the unit.
>
> I find the procedures tedious and confusing and YouTube is not the world's
> best teacher. I like documents and pages to turn...
>
> Attached please find a rough draft of setting up the NanoVNA for scanning a 2
> Meter antenna.
>
> I welcome any response or corrections!
>
> 73
> Dan KJ5IZK
>
> [Using-NanoVNA-for-SWR-Measurement-Rev1.docx.pdf](https://drive.google.com/file/d/1yqydW36w6RbLXRtMMoYQTWNvoH8fy0dD/view?usp=drive_web)
>
> On Fri, Sep 12, 2025 at 10:37 PM Daniel Poirot <[email protected]> wrote:
>
>> More on the saga of the NanoVNA...
>>
>> There are two major STM35 designs - the 2.8" and 4". There seem to be
>> several revisions - MS, SI, and ZK - which seem to indicate which clock chip
>> is used. There are also many less-well supported clones on the market
>>
>> There are two primary firmware sources - DiSlord and hugen79. This leads to
>> a very large number of firmware files!
>>
>> I have the 2.8" NanoVNA-H-MS 3.6 version. This appears to be a 'hugen'
>> product.
>>
>> I tried the 5/26/2025 binary and had lots of trouble. I backdated to the
>> 2/20/2025 binary and now get expected behaviour.
>>
>> Crazy...
>> 73
>> Dan KJ5IZK
>>
>> On Thu, Sep 11, 2025 at 8:42 PM Daniel Poirot <[email protected]> wrote:
>>
>>> Howdy y’all,
>>>
>>> I am having fun with my NanoVNA-H, but I may have it fouled up…
>>>
>>> I have flashed a few different versions of the two main forks to see how
>>> they work. The latest seems to be flakey for me.
>>>
>>> I am going back to earlier releases and try to do a better job of keeping
>>> notes! :-)
>>>
>>> 73
>>> Dan KJ5IZK
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