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When you file export from NanoVNA Saver you do not get the display graph data.. It is a "touchstone" format file that only gives the S11 (.s1p) and S21 (.s2p) coefficients in complex real + imaginary

Easy, but expensive, if you use RF relays. (basically a single "baseball"? or "reversing" switch). The relays just have to good isolation, you don't care about "flatness" beca

Hi Will this firmware also work for NanoVNA -H 4 ? thank you Martin N6QLH [email protected]> wrote:

That is a NanoVNA-H. You can download the firmware at this link. Look under "assets" for the dfu file. https://github.com/hugen79/NanoVNA-H/releases Roger

Joeqsmith built one of these changeover units and discussed it on Eevblog. As I recall it took a fair bit of engineering to get it working over a reasonable frequency range. Roger

People have been asking about a single box that can do all 4 measurements, rather than just the two (S11, S21) . I think that in the $50 price class, one might want to think about an add on module

Are those F connectors?

Does anybody know where to get the original firmware for this. I have seemed to have misplaced it .

Send me a private email.

Don, is too strange: we have the same version, 4.2 an same firmware. I taked some photo...Is also possible that exists two version of firmware with little differences with the same name. Anyway f I

Kroks (RU)

For nanorfe design try asking in the official V2 list, higher chance of getting a response. Hugen produced 2 port VNA (based on this design https://github.com/jankae/VNA2) should be out soon (a

Dear Group, I'm trying to export the displayed data with nanoVNAsaver, but what I'm looking at as a text files (using the export to touchstone) is not what I'm seeing in the display. I'm deeply

It is also very important to avoid connecting charged cables to ANY instrument; antenna cables can be particularly problematic in this regard, especially in dry windy weather. Always discharge them

If you store those devices in plastic cases please make sure you have some kind of protection on the input connectors. I use small 50 ohm loads but any dissipating or shielding material can be used.

Hello Gabriel, do you have new information regarding full two ports VNA project status? BR Predrag, 9A3QV

Thanks for that. Had the same problem. Now cleared

On Fri, Mar 5, 2021 at 08:26 AM, Tony, I0RKV wrote: Tony, that's interesting, I don't have a "CONNECTION" menu item anywhere in my menu system. I rechecked it this morning to make certain I hadn't

Sorry, being new to posting on groups.io, I didn't include sufficient info to distinguish the specific version this structure map was made from. As one of the posters answered, the map was created

Hi Don, first of all thanks for the really useful work! I have an H4, firmware 1.0.45. In my unit, at the HOME menu, tapping CONFIG, before the voice VERSION i see the voice CONNECTION which