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Re: quick measuring cable characteristic wave resistance
Do you have any citations for this method?
By Nick · #8682 ·
Re: Brief NanoVNA-H vs NanoVNA_F comparison #nanovna-f
I'm sure the developers would appreciate your suggestion for new firmware features and extended frequency range. I expect many users would appreciate these features!
By hwalker · #8681 ·
Re: errors of "error" models
#95.5: [SOLVED] : The "Mystery" of the Identical Results Using Different VNAs Hello, Allow us, please, to announce that in the sequence of our three guesses in time : "Moebius" [#95.1], "Hardware"
By gin&pez@arg · #8680 ·
Re: nanovna cases #enclosure
Maybe you can share with us some files that one can convert to .stl to 3D print? I like the case very much. Cheers! 73 de Luis, CT2FZI http://www.ct2fzi.net <http://goog_717545661>
By CT2FZI · #8679 ·
Re: Brief NanoVNA-H vs NanoVNA_F comparison #nanovna-f
Herb, You might like to post questions about the NanoVNA-F in its own group: /g/nanovna-f I'm sure the developers would appreciate your suggestion for new firmware features and
By David J Taylor · #8678 ·
Re: Plate RF Choke Measurements #measurement
Hi Ady. I only did a screen capture. The measurement and cal are one port only. So I would have only S11 data available. The main thrust of the post is you need to capture a reasonable number of data
By alan victor · #8677 ·
Re: Plate RF Choke Measurements #measurement
Dear Alan, thank you for sharing the measurements. I assume you used NanoVNA-saver. Can you please share the s1p or s2p files if saved? TNX, 73 Ady YO2NAA
By Ady, YO2NAA · #8676 ·
Plate RF Choke Measurements #measurement
Re visit this topic as I am looking at plate chokes for a tube amplifier. I used 1010 points from 100 kHz to 30 MHz. There are 3 chokes shown here. The older National R175 shown in a prior post with
By alan victor · #8675 ·
Re: errors of "error" models
#95.4: On the Analogy of Difference of Ratios but not of Ratios Hello, - - - - - - - - - (c) gin&pez@arg (cc-by-4.0) 2019 : start - - - - - - - This may be the result of measuring only levels and of
By gin&pez@arg · #8674 ·
Re: nanovna cases #enclosure
That case looks really nice. Looks like it will keep a lot more dirt and grime out of the NanoVNA. Looking forward to hearing a price on them I'd be interested if the price isn't too high.
By Gigabyte · #8673 ·
Re: nanovna cases #enclosure
And before anybody says it... what else is boxing day for?? LOL!
By Dean Smith · #8672 ·
Re: Can the nanoVNA be used as a scalar spectrum analyzer ?
Set your frequency source for 9.804 MHz and see if it shows up. Vince - K8ZW. -- K8ZW http://www.metalworkingfun.com http://www.hamradio.fun
By Vince Vielhaber <vev@...> · #8671 ·
nanovna cases #enclosure
Just knocked up a case this afternoon in the mancave. This case uses the existing screws in the nanovna, so should be easy to pop together like a six piece jigsaw :-) Acrylic/polycarbonate cut with
By Dean Smith · #8670 ·
Re: errors of "error" models
#95.3: On the Sufficient Conditions for Identical Measurements Using Two Substantially Different VNAs - Our Research has been Completed Hello, - - - - - - (c) gin&pez@arg (cc-by-4.0) 2019 : start - -
By gin&pez@arg · #8669 ·
Re: Can the nanoVNA be used as a scalar spectrum analyzer ?
Thanks Dave, and all the others who answered. Well, I don't need to use the nano as a scalar spectrum analyzer, for this I already have a Rigol. I was just puzzled by the fact that moving the
By Alberto I2PHD · #8668 ·
Re: NanoVNA-Saver 0.2.1 serial connection on Ubuntu 16.04 won't connect
49jhanl@... wrote: Usually caused by not being in the group which owns the tty ports (including the USB ones). Add your username to the dialout group. Since it's that ridiculous pseudo-security
By N9KDY · #8667 ·
Re: NanoVNA-Saver 0.2.1 serial connection on Ubuntu 16.04 won't connect
It Is a permission thing with the port. I had the same problem. But I can't find the answer by : Searching my mail Searching the forum's mail Searching the web Searching my desk for where I wrote it
By Nels Nelsen · #8666 ·
Re: Can the nanoVNA be used as a scalar spectrum analyzer ?
/g/nanovna-users/topic/34079496#2165 -- NanoVNA Wiki: /g/nanovna-users/wiki/home NanoVNA Files: /g/nanovna-users/files Erik, PD0EK
By Erik Kaashoek · #8665 ·
Re: First PCB pictures of the V2
Hi Gabriel, you are telling us a good news about the new VNA. I want to know the final price of the VNA, whether it has a case?
By zemianm@... · #8664 ·
NanoVNA-Saver 0.2.1 serial connection on Ubuntu 16.04 won't connect
My NanoVNA-Saver app. on Ubuntu 16.04 identifies /dev/ttyACM0 as the serial connection, but it does not appear to connect. Same NanoVNA runs fine on Win 10. Is this a permission problem, and if so,
By 49jhanl@... · #8663 ·