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Re: Why USB-C connector
Oristo - you were correct. The supplied cable was defective.
By Bob Benedict, KD8CGH · #9998 ·
Re: Calibration standards
Hi Clyde Sorry the link was incomplete for a click. Copy this txt into your URL line of the browser and it works I am sorry this (bloody) io group chops of part of an URL. To those who want to
By Kurt Poulsen · #9997 ·
Replacing the USB-C socket with a USB cable or Type-A socket #repair #mods #fix #usb
Folks, BEFORE attempting this - unsolder the +V line of the Nano's battery and put some tape on the lead so it doesn't short on anything!! For those of you how have a defective USB-C connector on your
By Larry Rothman · #9996 ·
Re: Calibration standards
Kurt, Thanks for the information. I tried the link you included in your conversation but it was "Link not found". i would be interested in looking at these SOL kits. *Clyde K. Spencer*
By Clyde Spencer · #9995 ·
NanoVNA-Saver Data Quality Factor: is?
It looks like the data Quality Factor is best, lowest, when RL is greatest. So, with data from a Butternut antenna resonance scan, what's that telling me? Thanks... -- Chuck, W5USJ
By Chuck Carpenter · #9994 ·
Re: We started selling nanoVNA-H4 using STM32F303CCT6 and 4-inch LCD
I ordered my nanoVNA-H4 yesterday, and just received an email from Maggie saying the unit would not be shipped until after CNY. Points for good communication!
By va3rr · #9993 ·
Re: 4" H4 arrived
Sorry for not saving temporarily, I will merge the latest code of edy555 as soon as possible. hugen
By Hugen · #9992 ·
Re: 4" H4 arrived
Hugen, Thanks.? How do you save that, because the next time I turn it on, it reverts back to the default. 73 Glen K4KV
By Glen K4KV <glenk4kv@...> · #9991 ·
Re: We started selling nanoVNA-H4 using STM32F303CCT6 and 4-inch LCD
On Mon, Jan 20, 2020 at 05:10 PM, hwalker wrote: Changes to 0.4.5-12 (alias NanoVNA-H4_20200118) 1.GPT timer uses 2KHz 2.ADC IRQ level increased to 2
By hwalker · #9990 ·
Re: SMITH CHART REACTANCE LINES.
On Tue, Jan 21, 2020 at 12:42 AM, johncharlesgord wrote: I don't think that is correct (at least in the firmware version I am using, 0.4.0-3-ge04d3af). In the Polar S11 mode, the marker readout is the
By hwalker · #9989 ·
Re: 4" H4 arrived
In NanoVNA-H4, you can modify the display format of the SIMTH chart through the menu "MARKER" ¡ú "SMITH VALUE". hugen
By Hugen · #9988 ·
Re: SMITH CHART REACTANCE LINES.
Herb, I don't think that is correct (at least in the firmware version I am using, 0.4.0-3-ge04d3af). In the Polar S11 mode, the marker readout is the Real and Imaginary components of the reflected
By John Gord · #9987 ·
Re: PAYING ALIBABA for ORDERS
I contacted Maggie and got the option to py via PayPal.me or direct using PayPal give her a message and explain so she can help you out.
By Garry <ukm0mgp@...> · #9986 ·
Re: SMITH CHART REACTANCE LINES.
Exactly Dale ! 73 Glen K4KV
By Glen K4KV <glenk4kv@...> · #9985 ·
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 ·