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Re: SMITH CHART REACTANCE LINES.
Just set one of the CH0 traces to "polar" format and you get R+/-JX display. The NanoVNA was designed for hobbyist use and the majority prefer the pF and nH format so they don't have to do the
By hwalker · #9984 ·
Re: the nano android app issues
Forgot the image..... On Mon, 20 Jan 2020 at 8:48 PM, Larry Rothman<nlroth@...> wrote: Yes, the android app sort-of doesn't need internet access, but it does because it was built using google
By Larry Rothman · #9983 ·
Re: the nano android app issues
Yes, the android app sort-of doesn't need internet access, but it does because it was built using google tools and has google metrics crap in it. I use noroot firewall by greyshirts on my android
By Larry Rothman · #9982 ·
Re: Improving the performance of a pre-V3.4 original Hugen nanoVNA
I second the motion on 90+% isopropyl alcohol. Maybe fluxes and flux removers have changed in the years since I last did a mass-produced RF product, but my past experience is that you want RF circuits
By Jim Allyn - N7JA · #9981 ·
SMITH CHART REACTANCE LINES.
I think Glen's point was that labeling the reactance lines in pF and nH is breaking with history, industry standard and common sense. +/-JX is much more meaningful and intuitive than units of capacity
By Dale Parfitt · #9980 ·
Re: We started selling nanoVNA-H4 using STM32F303CCT6 and 4-inch LCD
On Mon, Jan 20, 2020 at 04:18 PM, Lucio I?LYL wrote: " NanoVNA-H4 updated Firmware to the latest version as follows. 0.4.5-12-gea578a2 " ================================================= Changes to
By hwalker · #9979 ·
Re: the nano android app issues
Yes it is, but the web app working would show that communication to the nanovna works. You could also try the Serial USB Terminal app
By Oristo · #9978 ·
Re: the nano android app issues
well a couple of things,1 i thought this was supposed to run without the internet and 2 yes my otg cable can see and read a usb memory stick fine.
By Paul M3VUV · #9977 ·
Re: 4" H4 arrived
The only part of the Smith Chart that is purely resistive is the center horizontal line. Upward is inductive and downward from that line is capacitive. That's the advantage of the Smith Chart. Since
By W0LEV · #9976 ·
Re: the nano android app issues
Make sure you are using an OTG Cable that tells the tablet to become a USB host. You can verify its in host mode if you're able to read a usb memory stick.? On Mon, 20 Jan 2020 at 6:06 PM,
By Larry Rothman · #9975 ·
Re: We started selling nanoVNA-H4 using STM32F303CCT6 and 4-inch LCD
NanoVNA-H4 updated Firmware to the latest version as follows. All right! ChibiOS/RT Shell ch> version 0.4.5-12-gea578a2 ch> info Kernel: 4.0.0 Compiler: GCC 8.3.1 20190703 (release) [gcc-8-branch
By Lucio I8LYL former I0LYL · #9974 ·
Re: We started selling nanoVNA-H4 using STM32F303CCT6 and 4-inch LCD
NanoVNA WebApp connects to my worse clone from Galaxy Note8 Android 8.0.0 as does Serial USB Terminal by Kai Morich a SMAYS powered hub connects by type C to Note8, and to NanoVNA by Type A to C
By Oristo · #9973 ·
Re: nanovna-saver cal panel won't fit gnome screen
Really? I have used this method for years on a bunch of different Linux distros. Hold down Alt, left click and drag the window any way you want: up, down, sideways, whatever. Something ain't right
By Jim Allyn - N7JA · #9972 ·
Re: *** FIX FOR NANOVNA-SAVER PYQT5 INSTALLATION PROBLEMS ON LINUX MINT 19.3 *** #nanovna-saver
Thank you, thank you, thank you. Your instructions worked FB on Ubuntu 18.04 -Ed
By n5kzw · #9971 ·
Re: the nano android app issues
Did you enable experimental web features? /g/nanovna-users/wiki#NanoVNA-Web-Client
By Oristo · #9970 ·
Re: Improving the performance of a pre-V3.4 original Hugen nanoVNA
added to /g/nanovna-users/wiki/Mods-and-Design-Notes#Modifications
By Oristo · #9969 ·
Re: *** FIX FOR NANOVNA-SAVER PYQT5 INSTALLATION PROBLEMS ON LINUX MINT 19.3 *** #nanovna-saver
I OftenUseCamelCase myself -- Sent from my Android device with K-9 Mail. Please excuse my brevity.
By Jim Allyn - N7JA · #9968 ·
new H4 and USB-c
No problem here plugging in the usb c cable! Also, I DO see some graphical 'remnants' on the screen from a previous scan..really not too bad though. 73 Glen K4KV
By Glen K4KV <glenk4kv@...> · #9967 ·
4" H4 arrived
FYI Ordered via PayPal on Alibaba on 11th, arrived a little bit ago. First impressions are very good.? Very nice box. Did a CAL using my own sma standards.? Then checked 'known' good antennas. Did
By Glen K4KV <glenk4kv@...> · #9966 ·
Re: Corrupted firmware.
linked in /g/nanovna-users/wiki#Help
By Oristo · #9965 ·