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Thanks Chris, finally figure it out it was the driver all the time.

Thanks for Replying Fred I am using a NanoVNA-H Finally figure it out it was the driver all the time.

Thanks Roger, I will digest your report. THANKS. I am glad that Brian's paper (which I also found some time ago) is valid, accept it looks that the NanoVNA is more accurate than the system he

The accuracy of any measurement is important and an excellent paper on this subject was written by Brian Walker of Copper Mountain Technologies (a VNA manufacturer). "Make Accurate Impedance

As a LO, the square-wave isn't a problem, since for most mixers, the LO should be driving the mixer into saturation. (that is, the mixer acts as a switch).? It's no different than what's inside the

Hi all! In the following link you can find an interesting use for NanoVNA. I know there were discussions about using it as a signal generator. Everyone was referring to the rectangular shape of the

Hi Ed, Well...new day! Raised in the woods...literally...in N Maine. 2-room school. No electricity until I was 10. Traveled quite a bit after 18. Spent a lot of time in Ca, including visiting

Thanks Roger for pointing this out. Knowing one's measurement tools is the basic rule here. Thanks for pointing out. I have also checked my NanoVNA. If I measure the Zload of port 2 (using Port 1, so

Hello Roger Thanks for the answer. I tested clear config and restart with 1.2.00, no luck. (i reduced the sweep points to 51 and it took "only" about 20 sek for a sweep, but no useful readout

Hi Ed, Just returned home...don't have an nVNA handy... There are 2 questions on the table. 1. What does the H4 show for FORMAT > LINEAR? ans: LINEAR - Magnitude (absolute value) of Sxy. That's if I

For example: https://www.hamradio.co.uk/accessories-test-equipment/mydel/jncradio-sv4401a-4-4g-vna-with-7-capacitive-touchscreen-pd-14676.php JNCRADIO SV4401A - 4.4G VNA WITH 7'' CAPACITIVE

hi Roger a table with ALL of them to compare would be superb .... aehem ... 7 inch screen size?? what model is that?? dg9bfc sigi Am 05.06.2022 um 19:02 schrieb Roger Need via groups.io:

There are many "NanoVNA" products on the market - NanoVNA-H, NanoVNA-H4, NanoVNA-F, LiteVNA, LiteVNA64, LibreVNA, NanoVNA SAA2, NanoVNA-F V2, SV4401A, V2Plus, V2Plus4 and several more.... What is best

Hello Rich: As a kid in the 50s, I was K1CJO, one end of whose single wire fed windom was actually suspended by a tree that eventually fell into the Piscataqua River in Eliot, Maine, to the delight of

It ain’t. http://pilloud.net/op_web/one_port.pdf Ed McCann AG6CX

It ain’t. http://pilloud.net/op_web/one_port.pdf Ed McCann AG6CX

Also recently purchased from AURSINC (a -H) and all was as expected. Tim K1BR wrote:

I recall when first setting up my nano vna to use the pc based options, being stuck in the wrong driver loop.?Windows would insist that it had the best driver loaded if I attempted to to an update

The user manual states that it is the | S11 |. I think that "Linear" is a bit of a misnomer, but it is what it is until it ain't. ~R~

I have had good experiences with several purchases from AURSINC. -H, -H4, RF Demo Kit, etc. I have purchased from them for 2 years. ~R~