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Re: NanoVNA connected to Amazon Fire tablet
Amazon has updated the various Fire tablets a number of times over the years. Many of their devices, even including ones that were being sold earlier in 2019, are stuck on Fire OS 5, which is derived
By Shirley Dulcey KE1L · #8595 ·
Re: First PCB pictures of the V2
Give it a rest https://www.thoughtco.com/the-textile-revolution-1992454
By Oristo · #8594 ·
Re: NanoVNA connected to Amazon Fire tablet
Read my note on purchasing Chromebooks. They actually come with an 'expiry date' after which Google will no longer offer any type of updates. A number of forum members have installed Linux on their
By Larry Rothman · #8593 ·
Re: Choke Series resonant frequency measurement
Thanks for the feedback and link Ady. Once the cal is complete, the measurement plane is 50 ohms. Assume the cal is accurate and complete, the fixture will actually be a larger error contributor than
By alan victor · #8592 ·
Re: First PCB pictures of the V2
It would not. GPL:ed software does not care about the license of the hardware it runs on. If it did, Dell and Lenovo would have to release the schematics and board files of their offerings running
By Ismo V??n?nen OH2FTG · #8591 ·
Re: NanoVNA connected to Amazon Fire tablet
hwalker- L.Rothman- A couple of weeks after I bought the FIRE as it's only 4 months old yesterday. Amazon sent me a "Special Offer" to trade in my FIRE for the "Latest". I felt it was a "Bulk email"
By Larry Macionski · #8590 ·
Re: New extended Tutorial Version 1.5. for the NanoVNA-H
Hello Gunthard, Thank You very much for your wonderful web site with so many GREAT tutorials ! NE7LS wrote: -- n_n
By Nels Nelsen · #8589 ·
Re: errors of "error" models
ann : next-to-come : on the comparison of our picture with that by Erik, PD0EK
By gin&pez@arg · #8588 ·
Re: errors of "error" models
#90.04: Another one Estimated Value of Core Uncertainty in Z Measurement - Continuing our guesses regarding the references of Gary O'Neil, N3GO : 23 December 2019 -
By gin&pez@arg · #8587 ·
Re: First PCB pictures of the V2
On the software side, Edy555 released his software under the GPL licence. Would that put the hardware under such licence? I am not sure. But Gabriel is telling us that the new product have nothing to
By Pierre Martel <petem001@...> · #8586 ·
Re: errors of "error" models
@Gary, N3GO 22 December 2019 - /g/nanovna-users/message/8572 Dear Gary, Well, these are interesting issues indeed, but we are not sure exactly where we have to look at, so we can only
By gin&pez@arg · #8585 ·
Re: NanoVNA-Saver 0.2.0
I tried to use the TDR on the Saver program, but it shows cable lenghts from 8 meters to 4 kilometers, depending on what I dunno. I have not yet found a procedure how to do TDR. w.
By Helmut Wabnig · #8584 ·
Re: NanoVNA-Saver 0.2.0
Hi Andy, Thanks for your comments! I'm not entirely sure what the NanoVNA returns via the serial port when changed to TDR mode - but since NanoVNA-Saver does have its own TDR function built in, I
By Rune Broberg · #8583 ·
Re: NanoVNA Presentation #measurement #nanovna-saver #tutorials
Nico going Luc! Good pictures as well. I will be doing something like that tonight :-) in Dordrecht, NL. I will be focussing on the Smith Chart in the nanoVNA and applications of that, skipping as
By Arie Kleingeld PA3A · #8582 ·
NanoVNA Presentation #measurement #nanovna-saver #tutorials
Hi All, Last friday, I gave a 4 hour presentation on the nanoVNA for the local radio club in Ostend, Belgium. It was attended by over 50 people, see a short report here
By Luc ON7DQ · #8581 ·
Re: Screen replacement?
Thanks for that good info. I ordered the 3.2" touch screen. Cost at present is 11 Euro. Thanks also to Herman, ON1BES, for upgrade documentation. I need no extension parts, as already I have a larger
By DJ7BA · #8580 ·
Re: First PCB pictures of the V2
If you can point out concrete examples with evidence of where we are "stealing intellectual property", you are welcome to bring the case to your local state department of commerce.
By OwO · #8579 ·
Re: First PCB pictures of the V2
S-A-A (V2) hardware is a completely new design from scratch. There is nothing that's bears any resemblance to the edy555 design, except for the use of si5351 to cover low frequencies. We have
By OwO · #8578 ·
Re: First PCB pictures of the V2
To my knowledge all of the developers are from China. Stealing intellectual property is very much a part of the culture. Dave -- Dr. David Kirkby, Kirkby Microwave Ltd, drkirkby@...
By Dr. David Kirkby, Kirkby Microwave Ltd · #8577 ·
Re: Screen replacement?
Terry, just try another card.
By Ady, YO2NAA · #8576 ·