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Bob, as Larry wrote, please use the mouse buttons on the graphical interface when using the NanoVNA App. This will give you more setting options. Unfortunately, you can't read much more on my website

I still have my laminated Smith Chart that you can draw on with grease pencil or erasable marker. I also have a copy of Smith's book, bought from Smith himself. With that, my Dietzgen slide rule, my

Zahid, There have been many messages regarding return loo in the forum.? You should be able to use the search function and search for "return loss" and you will find a lot of info that has been

Hi, I'm new to nanovna, I want to use it to get the return loss. How can I get it? I'm using c# and rs232 communication. Thanks, Zahi

Yes, I install libreVNA with is on software and work, I cheek on Mint/Ubuntu? and give me the list of usb ports, I plug the NanoVNA and give me the Cypress USB driver is installed, *I give more

AFAIK Saver does not support LibreVNA

Ok, try this... Put the unit into dfu mode (hold in jog SW and turn on with usb cable connected) and see if the computer sees it's in dfu.? On the H4, the LCD is dark during dfu mode.?If the PC

My whole intent was to import S parameter files into SimSmith - I've been using it for years. I have a small collection of both S1P files and CSV files I exported from my one port analyzer (AIM4170)

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

Hello Bob, The neat Smith Chart analysis & Simulation tool titled "SimSmith" integrates to my NanoVNA... It runs on multiple OS. Suggest you take a look at that, as it beats pencils and a calculator

My board says v4.2.1. Unfortunately I don't have an oscilloscope right now to check the xtals.

Bob, move your mouse into the areas with the graphs and hit the right mouse button to bring up the control menu.? Also search the forum messages for more info on Nanovna-App.? On Sat., 19 Feb. 2022

Great post Bob, patient, thoughtful, and to the POINT. i.e. people do your homework before jumping into the 'fray'. There are lots of 'us' guys out there willing to help, but it is your responsibility

I've subscribed to this group for a long time but never posted. I only bought my first NanoVNA last weekend. I bought an H4 for the larger screen. Everything seems to be working fine. I had an issue

As happens so often in these threads, we need to go back to the original post and read the question. Kevin was puzzled as to why his S11 results did not show a distinct "short" when he tested his 300

Hello, I install LibreVNA and work, I use the USB port for different device and work, the only problem is NanoVNA-Saver is installed but not find the the serial/usb device. *Sent:* Saturday, February

https://askubuntu.com/questions/112568/how-do-i-allow-a-non-default-user-to-use-serial-device-ttyusb0

Hello, I set up one laptop with Mint Linux "cinnamon" I install NanoVNA Saver I don't find the "device port" get a problem with the LiteVNA and the NanoVNA V2 plus4. Please some help, I'm computer

That shouldn't be an issue as you're getting 3V at VDD, which is what the CPU needs. Look at the PCB really closely to ensure there is no debris shorting out any pins anywhere. If you have an o'scope,

Yes I should check R and may give me a clue. I have a junk unit that screen broke, I was using with computer and did a update and now won’t come on.