Im now waiting on an eBay dealer to swap out a DOA vna-f that also had a unresponsive menu. I didnt attach it to anything and it's menu was real flakey (hit and miss). It's best to avoid the rabit hol

John, Just installed the firmware version you recommended, but I still am seeing a default stop frequency of 900MHz. Is there a setting I need to change so that I can measure frequencies beyond 900MHz

@OneOfEleven and @DisLord, You know the dynamics of this wonderful users group "nanovna users". After thousands of posts/replies/interactions between users we already know that this group is very tech

Martin, thank you very much for the instruction manual. I’m sure it’s gonna help many people in the future. I haven’t even read, but just took a quick glance and I can tell you did a great job. 34 pag

Here is an application report on the NanoVNA-H and SPICE simulation. The report is in German. Enjoy!

It has been suggested that I update my NanoVNA-h device but as I am not used to updating any software, I need step by step instructions, with no steps missing. In otherwords evert click or data entry

Hi DiSlord is it normal that the on / off configuration of the traces is not saved? When I browse the menus I often have freezes with version 1.0.13 and 1.0.14. it is not systematic. This often happen

Can you successfully cal it? Dave - WØLEV yahoo.com.br@groups.io> wrote:

G'day, Apologies if this has been covered - however I have not been able to find anything in my search. I am wondering if others have come across an issue with errors in the lower frequencies of their

Ooops! Forgo the file, sorry. Doug K6HFK

Hi Gyula and DisLord, Having upgraded to the ver 64 on my H4, I have been going through the settings as described in Gyula's May 31 notes. All seems to work fine (especially happy with the frequency T

I read somewhere that if you use the nanoVNA alone you MUST calibrate on it, whereas if you use it attached to nanoVNA-saver, you MUST calibrate on the computer software.

How long has the battery been dead? Lithium based batteries do not like to be deep discharged and if left in that condition they will fail. 73 -Jim NU0C cferrari475@... wrote:

Good morning, with the top cover screwed on, the touch screen does not work properly; if I take it off working properly. What can be done? ik1yrc Claudio 73'ss

Sorry about my late entry.. just joined. The ripples on the original 70cm VSWR image are the sort of thing regularly seen in microwave waveguide return loss measurements. These RL/VSWR ripples indicat

Have been using my nanoVNA-H to tune my antennas for the lower bands in ham radio for over a year. It has been a lifesaver! I started to use it recently and it seemed to complete the calibration proce

I have been asked to give a presentation on these small VNAs, partly because I was an early adopter, even if I have not been that active for the past 18 months. I borrowed a -H v3.6 firmware DisLord r

Check the SD card with (for example): https://h2testw.en.lo4d.com/windows Cheers, David

perhaps the case is pressing against the display too much, try loosening the screws a bit. 73 Ton

Thanks. Downloaded and having a good read. Regards Rob aka G4ZEO