Re: errors of "error" models
#87: The 5 Main Points in the First Introduction of an Automatic VNA System - REF : #85: On the Formation of a Virtual Port - 15 December 2019 : /g/nanovna-users/message/8237 In "An
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gin&pez@arg
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#8425
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Re: errors of "error" models
@Gary O'Neil, N3GO : 19 December 2019 : /g/nanovna-users/message/8399 Dear Gary, [pdf]=>[pdf-xchange-2.5.322.10]:[export-to-image]:[png][300x300-true-color-24
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gin&pez@arg
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#8424
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Re: problems
looks like messages got mixed up there.
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Paul M3VUV
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#8423
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Re: Strange readings on my modded vna.
well i made the case for it from copperclad board,stripped it,made sure the copper wasnt shorting the outer of the sma conectors together,a min later one fell off,resoldered it now it seems ok so
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Paul M3VUV
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#8422
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Re: First PCB pictures of the V2
In my opinium, the on/off and the jog switch can better be swapped.
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ON1BES
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#8421
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Re: Strange readings on my modded vna.
It¡¯s impossible to work out what you have done from your description, so I have no idea. Dave. -- Dr. David Kirkby, Kirkby Microwave Ltd, drkirkby@...
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Dr. David Kirkby, Kirkby Microwave Ltd
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#8420
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Re: problems
Hi Nanovnauser USB socket ??. The delay is part of the onscreen menu by selection "Display" then "Scale" then "Electrical Delay" Kind regards Kurt -----Oprindelig meddelelse----- Fra:
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Kurt Poulsen
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#8419
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Re: problems
just wondering how you charge it without the usb socket?
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Paul M3VUV
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#8418
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Re: Strange readings on my modded vna.
sorry about all the caps,didnt realise untill i had hit the post tab,didnt mean to be rude.
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Paul M3VUV
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#8417
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Re: Strange readings on my modded vna.
Hi NanoVNAuser Out of the box it is 0 Kind regards Kurt -----Oprindelig meddelelse----- Fra: [email protected] <[email protected]> P? vegne af nanovnauser@... Sendt: 19. december
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Kurt Poulsen
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#8416
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Re: problems
Yes I would like to know how to upgrade the firmware.? I know there is a dongle from ST that will do it.? This nano has had the USB connector removed.? I would like to solder it back but it's too
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Bob Albert <bob91343@...>
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#8415
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Re: First PCB pictures of the V2
Gabriel. change of screen rotation is just a trivial edit of one line in the setup section of the code.
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GM4CID <gm4cid@...>
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#8414
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Re: Strange readings on my modded vna.
tHANKS KURT,WHAT SHOULD THE DELAY BE OUT OF THE BOX?,AS IVE MESSED WITH MINE BEFORE,I CAN SET IT TO ORIGINAL AND WORK FROM THERE,I DIDNT MALE A NOTE BEFORE I CHANGED IT! 73 pAUL
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Paul M3VUV
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#8413
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Re: First PCB pictures of the V2
From some hobbyist market sales I've been involved with, at least in the U.S. the second psychological price barrier is $100 -- three digits tends to scare people off.? (The first barrier seems to be
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John Ackermann N8UR <jra@...>
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#8412
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Re: Cases
Hi, Mike Thanks for the advice, and I will take this on board. I have a general dimensioned drawing of one, and I think when I start looking at possible design¡¯s, I would ask our members to download
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Les Brown
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#8411
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Re: Cases
FWIW I haven't printed hagster's design but have printed cases for my two NanoVNAs and one for a friend, based on the design by VK5ZBR. Unfortunately every one had to be different due to physical
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Mike Brown
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#8410
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Re: Strange readings on my modded vna.
Hi NanoVNAuser Yuo explanation is not very clear and picture a bit fuzzy. But iyt might be you need to introduce a delay via Display/Scale/Electrical delay Kind regard Kurt -----Oprindelig
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Kurt Poulsen
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#8409
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Re: First PCB pictures of the V2
I have to agree with this, I have a NanoVNA-F and I use it a lot more than the smaller model purely because I can see it. I would be happy to pay extra for a bigger display and as a consequence a
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Conrad, PA5Y
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#8408
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Re: Strange readings on my modded vna.
Can you switch off the calibration and do a full range scan with nothing connected. This will show if there is a hw problem -- NanoVNA Wiki: /g/nanovna-users/wiki/home NanoVNA Files:
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Erik Kaashoek
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#8407
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Re: problems
Hi Bob, a general point: Some (early?) firmware versions for the NanoVNA "only" allowed operation up to 900 MHz. I suspect you have one of those - and that you will need to upgrade your firmware in
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Rune Broberg
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#8406
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