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Re: errors of "error" models
GIN&PEZ; In reply to Post #8585 regarding my post @Gary, N3GO 22 December 2019 - /g/nanovna-users/message/8572 My question was regarding the results you posted in # 8521. #90.01 :
By Gary O'Neil · #8610 ·
Re: New version of NanoVNA-Saver: 0.2.1
Thanks all. I'll try adding the scan. I am away from my shack for Xmas Possibly worth a low priority software update Rune if you agree the interface needs to be clearer. 73 Dick
By Dick W0QM <richard.n.grubb@...> · #8609 ·
Re: First PCB pictures of the V2
https://en.wikipedia.org/wiki/Turtles_all_the_way_down
By Oristo · #8608 ·
Re: QEX Magazine #tutorials
If one needs a spectrum analyzer on the cheap, try the AirSpy (full units to 1.8 Ghz - not the HF+ or Discovery) for around $200. SpectrumSpy is included with the SDR# download at no cost. It is the
By W0LEV · #8607 ·
Re: NanoVNA connected to Amazon Fire tablet
Larry Rothman wrote: Just did this to one owned by a friend. His Chromebook wasn't even that old yet, with a January 2019 date on the bottom. Yet they were already making noises about it going EOL
By N9KDY · #8606 ·
Re: NanoVNA Presentation #measurement #nanovna-saver #tutorials
look in the trash folder and all mail sent, could still be there. Tom Sides KI7FTK cell 602-499-9562 skype: Thomas Sides 4243 e. st Charles ave Phx AZ 85042
By Tominaz · #8605 ·
Re: QEX Magazine #tutorials
As the owner of two nanoVNAs and two lab grade VNAs I have run comparisons between them.? They all do their intended job well, and can be very useful in testing hardware, as well as providing a
By Bob Albert <bob91343@...> · #8604 ·
Re: NanoVNA Presentation #measurement #nanovna-saver #tutorials
Another oops I cleared out my spam folder and saw just in the last moment that it contained a mail from (I think) a G6xxx station, with nanoVNA in the title ... probably a comment on my presentation.
By Luc ON7DQ · #8603 ·
Re: QEX Magazine #tutorials
hwalker wrote: The Jan-Feb 2020 Issue of the ARRL QEX magazine has a cover story on the NanoVNA by Dr. George Steber: "Dr. George R. Steber, WB9LVI, reviews a tiny vector network analyzer (VNA)
By hwalker · #8602 ·
Re: Using an external RF bridge with NanoVNA
Thank you all for the nice info. The puzzle is much closer to completion. In the mean time I have received the bridge, made first measurements. So far I can see that |S21| using the bridge agree very
By Ady, YO2NAA · #8601 ·
Re: Thermal effect?
Then connect usb and wait until battery will be charged to 100 % and charge led stops blinking. After that you can start measurement. The effect will be significantly reduced.
By QRP RX · #8600 ·
Re: First PCB pictures of the V2
On Mon, Dec 23, 2019 at 08:44 AM, Oristo wrote: Give it a rest https://www.thoughtco.com/the-textile-revolution-1992454 ========================================================== Oristo, I second your
By hwalker · #8599 ·
Re: QEX Magazine #tutorials
I could write an article comparing between the NANOVNA and the HP 8753C with associated S-Parameter Test Set both of which I have. But, I'm not so inclined as I've satisfied myself that the two, over
By W0LEV · #8598 ·
Re: NanoVNA Presentation #measurement #nanovna-saver #tutorials
Nice job Luc. An english version will be very nice. Kleibe PP2KR
By Kleibe PP2KR · #8597 ·
Re: NanoVNA Presentation #measurement #nanovna-saver #tutorials
Good luck Arie, veel succes ! Feel free to use anything you think is useful. You can always distribute my presentation as "extra" reading material. And oops, I forgot to mention in my first post that
By Luc ON7DQ · #8596 ·
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 ·