Re: PCB material fabricated NanoVNA chassis
Ken, great job with PCB material. Looks like a professional chassis (much better than mine). And thanks for the article on general fab'ing of chassis. - Jeff, k6jca
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Jeff Anderson
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#4921
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Re: PCB material fabricated NanoVNA chassis
Great work all :)
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zl2arl
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#4920
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Re: PCB material fabricated NanoVNA chassis
Thanks Ken.I've placed a copy of the PDF in the forum's files section under housing designs.? 73. Larry On Mon, 14 Oct 2019 at 5:46 PM, Ken wa4mnt<wa4mnt@...> wrote: Hi all, The link below is
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Larry Rothman
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#4919
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Re: Another ebay deal?
I do, now. Having only this morning first looked at Touchstone S1p files, I discovered that they are already in gnuplot format, which seems unlikely mere coincidence. Regardless, integrating Smith
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Oristo
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#4918
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Re: errors of "error" models
#47 : Once Again @Dr. David Kirkby from Kirkby Microwave Ltd - 14 October 2019 : /g/nanovna-users/message/4907 Hello, After your suggestion, allow us, please, to also suggest to you,
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gin&pez@arg
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#4917
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Re: PCB material fabricated NanoVNA chassis
Pretty happy with mine except that the little hatch for the cal terminations opens too easily: https://ae5x.blogspot.com/2019/10/3d-printed-case-for-nanovna.html John AE5X
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John AE5X
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#4916
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Re: PCB material fabricated NanoVNA chassis
Hi Colin, there have been several threads about 3D printing a case. I found a lot of hits by searching for 'case': /g/nanovna-users/search?q=case --buck
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Buck Calabro, KC2HIZ
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#4915
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Re: Newbie questions
Some background might help. You didn't buy a commercial product with an R&D division, marketing, and support departments. You bought one man's hobby project; one that he open sourced. The Chinese
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Buck Calabro, KC2HIZ
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#4914
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Re: Newbie questions
If you choose "Display" then "Trace", you will see the four traces are color coded. If you tap on a tracex button and the color goes away, that will turn off the display for that tracex. Info on PC
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W5DXP <w5dxp@...>
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#4913
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Re: PCB material fabricated NanoVNA chassis
Just need someone to knock up an STL file so we can 3d print it ;) Any takers?
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zl2arl
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#4912
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Re: Newbie questions
That can be a problem with a decentralized project. Mel, do you want to meet on 80 meters later? I¡¯m at my wife¡¯s place in Nevada City, so I¡¯d think propagation along the foothills ought to be
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Jeff Anderson
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#4911
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Re: PCB material fabricated NanoVNA chassis
Nicely done Ken. I too am concerned about junk getting into the open areas. Thanks Mel, K6KBE
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Mel Farrer, K6KBE <farrermesa@...>
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#4910
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PCB material fabricated NanoVNA chassis
Hi all, The link below is for the chassis I made for my NanoVNA device I recently received. I was concerned about damage to the rocker switch and the power slide switch. I have also included a little
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Ken wa4mnt <wa4mnt@...>
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#4909
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Re: Newbie questions
OK, but not knowing what that is, did anyone rewrite the manual in English? The words are all english but don't make a whole lot of sense. Reminds me of the days when the off shore boys wrote the
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Mel Farrer, K6KBE <farrermesa@...>
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#4908
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Re: errors of "error" models
I am *not* a metrologist, but I find this document useful ¡°A Beginner¡¯s Guide to Uncertainty of Measurement¡±. It is written by a lady at the National Physical Laboratory (NPL) in the UK.
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Dr. David Kirkby from Kirkby Microwave Ltd <drkirkby@...>
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#4907
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Re: How is isolation calibration done?
Of course: Leakage, not noise. Thank you. :-) -- Rune / 5Q5R drkirkby@...> wrote:
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Rune Broberg
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#4906
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Re: How is isolation calibration done?
Noise is a random error that can not be cancelled by the calibration procedure. The calibration procedure attempts to remove only systematic errors, one of which is internal leakage between different
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Dr. David Kirkby from Kirkby Microwave Ltd <drkirkby@...>
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#4905
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Re: Newbie questions
I see it called edy255 and also edy555 so I didn't know which number to post. https://github.com/ttrftech/NanoVNA/releases/tag/0.2.3
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W5DXP <w5dxp@...>
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#4904
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Re: Old version of Nano Vna saver in file section?
Thank you. You are doing great work.
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Leif M
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#4903
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Re: errors of "error" models
#46 : Comment @Dr. David Kirkby from Kirkby Microwave Ltd - 14 October 2019 /g/nanovna-users/message/4890 Hello, Thank you for your suggestion. However, in our humble opinion, putting
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gin&pez@arg
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#4902
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