Re: How to measure source impedance?
And of course, the real answer to your question is the following: If you want a reliable radio equipment, buy reputable a ham radio =radio amateur products or even professional radio products. They
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Leif M
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#3197
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Re: NanoVNA-Saver 0.0.12
Hi Rune How do I start this wizard? Can't see it in the Calibration window. Using Mint Linux 19.2 x64, Python 3.7.3. 73 Nick G3VNC
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Nick
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#3196
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Re: errors of "error" models
Rudi, It is *not* anyone¡¯s duty to convert their Fortran to Python! Nor is it their duty to show examples of show input or output, nor is it it their duty to write the information in a coherent way.
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Dr. David Kirkby from Kirkby Microwave Ltd <drkirkby@...>
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#3195
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Re: nanovna Battery Specifications
BTW..... this version is the so-called "better" one with shielding. It is better construction than my "white salamander worst" unit or my black "worse" one. The noise floor might be slightly lower on
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Warren Allgyer
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#3194
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Re: nanovna Battery Specifications
I bought the same Nanovna and mine too came without a battery. I bought this one from eBay. It fits (barely) and works perfectly.
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Warren Allgyer
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#3193
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Re: errors of "error" models
18 : @Dr. David Kirkby from Kirkby Microwave Ltd : /g/nanovna-users/message/3181 Hello, Thank you very much for your interest in our work ! We much appreciate that; indeed. Therefore,
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gin&pez@arg
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#3192
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Re: NanoVNA-Saver 0.0.12
Scaling does not work. The schedule remains the same. Check someone else out. Thank.
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DMR <bryonikater@...>
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#3191
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Re: errors of "error" models
Hello David, Thank you very much for the clear and polite words. If the topic is really *important* for the community, the it is the duty of the originators to convert their FORTAN programs to Python,
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Rudi
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#3190
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Re: How to measure source impedance?
Output impedance of a transmitter is not simple thing. Transmitter outputs are not matched to the output transistor or fet collector impedance. That impedance is usually very high. Usually matching
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Leif M
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#3189
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Re: NanoVNA-Saver 0.0.12
Hi Rune, I tested your new guided calibration routine as well and all works fine with Win10 pro. Very well done! Thank you very much! I keep getting some warnings, and I have no idea if the
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Norbert Kohns
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#3188
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Re: NanoVNA-Saver 0.0.12
Great stuff Rune! On the R+jX chart the frequency axis scaling works FB but I cannot make the scaling of the data axes work. 73 Nick G3VNC
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Nick
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#3187
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Re: NanoVNA-Saver 0.0.12
I¡¯m not using my NanoVNA yet, as I have not got around to box it up properly. But I will give your software a try on Solaris later. I have both SPARC and x86. I don¡¯t expect anyone else has tried
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Dr. David Kirkby from Kirkby Microwave Ltd <drkirkby@...>
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#3186
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Re: NanoVNA-Saver 0.0.12
Thanks for the effort with the software, Rune. Works fine on my Windows 10.
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Hendrik Fleming
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#3185
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Re: NanoVNA-Saver 0.0.12
I¡¯ve had this AVG thing with all versions from v.0.0.3 through to v0.0.12 except for v0.0.11¡ Each time I¡¯ve clicked the ¡°I Trust This File¡± option, but still have to wait for AVG to approve
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Paul Brodie
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#3184
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Re: NanoVNA-Saver 0.0.12
Very well! The guided calibration routine is working fine! 73s Holger, DF6DBF
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df6dbf@...
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#3183
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Re: NanoVNA-Saver 0.0.12
First, THANK YOU, for your awesome and impresive effort with this project! Downloading the latest to test now... :) 73, DE KG5WXW
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Dutch Flodstrom
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#3182
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Re: errors of "error" models
Maybe if you wrote a document on this, including adequate references, much like a scientific paper, we could follow you. But you have made endless posts, at least one of which has incomplete
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Dr. David Kirkby from Kirkby Microwave Ltd <drkirkby@...>
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#3181
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Re: nanovna Battery Specifications
Yes ,indeed a 5V USB powerpack ,readily available ,even from supermarkets , will do fine. For those needing a Li-Ion cell (nominally 3.7V) , I get these from discarded Laptop battery packs . These
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Frank Dinger , EI7KS
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#3180
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Re: NanoVNA-Saver 0.0.12
Hi Larry, that's curious. Have you tried turning it off and on again, as they say? :-) On the face of it, that looks exactly like what would happen if the device was connected, and thus found, when
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Rune Broberg
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#3179
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Re: NanoVNA-Saver 0.0.12
YES! Thank you for the Rescan function, Rune. However - it's throwing errors looking for COM12: 2019-09-27 07:45:32,042 - NanoVNASaver - INFO - Startup... Settings:
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Larry Rothman
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#3178
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