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Re: STM32 Bootloader...
STM32 BOOTLOADER is good if you using the app - here is the latest version from DisLord: https://github.com/DiSlord/NanoVNA-App/blob/main/Win32/Release/NanoVNA-App.exe The simplest and most
By Istv¨¢n · #33727 ·
Re: Unwrapping Phase
NanoVNA App has graph selections for S11 and S21 phase unwrap. This program only works on Windows and I prefer it to NanoVNA Saver for several reasons (easy graph selection, better scaling options,
By Roger Need · #33726 ·
Re: Guess I need BIN and not DFU, but I need help...
for uploading use nano vna APP *https://github.com/DiSlord/NanoVNA-App/tree/main/Win32/Release* dg9bfc sigi Am 13.08.2023 um 19:56 schrieb David McGuire:
By Siegfried Jackstien · #33725 ·
Re: dfu_util command line for updating firmware please ?
on my v2plus4 and my saa2n (a v2 clone with 4 inch and n sockets) the upload of a new fw is with pressing the left (connectors down) or the right (connectors up) button to switch the unit into bl mode
By Siegfried Jackstien · #33724 ·
Re: dfu_util command line for updating firmware please ?
Hi John. My Device Manager says that it is STM32 BOOTLOADER. I cannot seem to get a driver for the software. I went into the location your suggested. Would you have another idea? Thank you. David
By David McGuire <leviticus25_9@...> · #33723 ·
STM32 Bootloader...
I have been reading the Absolute Beginner's Guide, especially the pages referring to installing the correct driver, page 37, and following. In Device Manager I see Other Devices, STM32 BOOTLOADER. I
By David McGuire <leviticus25_9@...> · #33722 ·
Guess I need BIN and not DFU, but I need help...
Hello. Reading Shirley's post, it looks like I need BIN and not DFU files for my NanoVNA-H 4. I currently have version 1.1.01. In the files section is see Lite VNA2 62 v 1.3.02.bin, NanoVNA H
By David McGuire <leviticus25_9@...> · #33721 ·
Re: DFU mode not working #nanovna-app #nanovna-h4
Hello Shirley. I am very confused. I feel I need to update my NANOVNA-H 4. Current version is 1.1.01, build time Dec 20 2021. The unit has a flickering blue line at the top of its screen. I am hoping
By David McGuire <leviticus25_9@...> · #33720 ·
Re: Unwrapping Phase
MATLAB unwraps phase with a single command line.
By alan victor · #33719 ·
Re: Couple problems with NanoVNA H?
Thanks KD8CDG. It is just an exchange at AMZ. Nanovna.com says if buying from AMZ besure AURSINC, which is where I got it.
By Peter (WB3IZU) · #33718 ·
Re: Couple problems with NanoVNA H?
When you get your refund go here, buy this one... https://www2.randl.com/index.php?main_page=product_info&products_id=75145%22
By Dentron · #33717 ·
Re: Unwrapping Phase
More examples. Brian
By Brian Beezley · #33716 ·
Unwrapping Phase
I find that plotting unwrapped phase (not restricted to +/- 180 degrees) can provide insight that conventional phase plots cannot. For one thing, it lets you judge group delay at a glance without
By Brian Beezley · #33715 ·
Re: Nano VNA SAVER graphs of a 40m loop antenna
Thanks, Barry! that's a great image. Did you make it with just 'Saver' or did you also use a graphics editing program too? I would really like to be able to make my charts look like yours. The
By DougVL · #33714 ·
Re: Couple problems with NanoVNA H?
Thanks to both of you. I got it off AMZ. It is about 2 weeks old, will return.
By Peter (WB3IZU) · #33713 ·
Re: Nano VNA SAVER graphs of a 40m loop antenna
Barry, Try this if you can. I had an 80m Vertical loop (Delta, point down) that I had a blast with (converted to a 5/8 wave inverted L for top band and then lost the limb in a storm). My local pattern
By david.reed346@... · #33712 ·
Re: Couple problems with NanoVNA H?
Definitely not normal. Should not get hot, just barely warm at most. And the battery should last a few hours in full-up use. So you have something faulty, unless of course you are using this outdoors
By Stan Dye · #33711 ·
Re: Couple problems with NanoVNA H?
Not normal, open it and find the source of the heat.
By Dragan Milivojevic · #33710 ·
Couple problems with NanoVNA H?
I am very new to this NanonVNA, so I don't rule out user error. I'm trying to determine if the operation of my device is normal or defective. It seems to me that it runs warm. With use it heats up
By Peter (WB3IZU) · #33709 ·
Re: dfu_util command line for updating firmware please ?
Dzi?ki ;-)
By G0FTD · #33708 ·