Calibration Standards Holder
2 повідомлення
#improvement
#adapters
#calibration
#hardware
Punch out the plastic and the pins to reduce the wear of the standards. <landrjoh@...> wrote:
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Dragan Milivojevic
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Ojisan Firmware on NanoVNA V2 Plus4 stuck white screen
3 повідомлення
#flashing
#improvement
#nanovna-v2
#bootloader
#firmware
I see, thanks! .. and do you know by any chance if there's a firmware or a way to modify the IFBW? I was mostly interested in the Ojisan firmware because of that. On Nanorfe website they show graphs w
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lodge_shiatsu0h@...
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NanoVNA-H4 12kHz noise
3 повідомлення
#hardware
#improvement
#problem
#nanovna-h4
#design
No, 12k is IF used in measure. So not possible measure on this frequency or it harmonics PS in H4 possible change IF in config-expert settings menu
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DiSlord
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NanoVNASaver.win.x64 could be better
4 повідомлення
#crash
#features
#forum_behaviour
#improvement
#applications
with the version screen cap
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Jim Lux
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Can I use NanoVNA and RF wideband amplifier together?
9 повідомлення
#newbie
#applications
#improvement
There are NanoVna V2s for higher frequencies.
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Leif M
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Is there any use-case for a waterfall display on the nanoVNA?
39 повідомлення
#features
#improvement
I'd not have a waterfall on the VNA.. There are cases where you want to measure the variation in performance of device over temperature - but that would better be done by external software that *reads
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Jim Lux
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Shielding and filtering
4 повідомлення
#improvement
Very informative, thank you for passing on the insight and summary from your friend. We are lucky to have such a functional device at the price point.
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Halisi Drysdale
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Here's a Holiday Present for Users of all the nanoVNA Firmware Updates Developed by DiSlord !!
23 повідомлення
#specifications
#firmware
#features
#improvement
Fantastic, thanks for this. I hadn't updated the versions in recent months as I've been distracted from radio by work... very frustrating! The plus side is that this means the latest 1.1 version was
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Halisi Drysdale
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[H4] Measurement interference at 585.018 MHz
3 повідомлення
#noise
#improvement
#nanovna-h4
I took a closer look and there are more of these interferences. They are very narrowband. If the measuring point falls farther than the filter band, they are not there. It has nothing to do with the D
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btomek@...
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What do I have/What firmware is stable to use
3 повідомлення
#firmware
#flashing
#hardware
#improvement
Thank you very much. Clayton Heilman Ke7ngo "The world is run by those who show up." Richard George Weingardt
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Clayton -ke7ngo
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Brand new vna screen messed up
9 повідомлення
#crash
#hardware
#improvement
#nanovna-h_v3dot4
#white
OK well maybe it was the ribbon. Because it wasn't working with the battery. But now it is. I got it. She's fully working. The888store can get bent. Thank you for your help guys. I love this little to
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...
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NanoVNA-Saver software analysis / reports
9 повідомлення
#improvement
#nanovna-saver
Anne, You can discuss any issues you think are pertinent with other 'Saver users here to see if others are experiencing the same issues. Then, you can open a new issue on github. ...Larry
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Larry Rothman
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Vertical OFFSET
4 повідомлення
#consolecommands
#improvement
#firmware
#measurement
#nanovna-h4
Kees, Personally, I am happy with the present scheme for the Reference Position. Regarding the red digit on the data entry line: More recent firmware versions seem to behave differently. Try some out
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John Gord
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Log spaced frequency measurements
4 повідомлення
#improvement
#calibration
On Sat, May 2, 2020 at 05:54 AM, Gyula Molnar wrote: ... What you mean is a solution that already works in nanoVNA Saver. ... ====================================== Gyula, I believe Rob was requesting
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hwalker
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H4 F303 artwork updates(4.2 -> 4.2.1)
12 повідомлення
#nanovna-h4
#circuit
#improvement
Hugen Can I suggest you use the same values of R25 and R24 in the attenuator circuit for the CH1 input as those used in for the reference SA612? And then set R22 to come to 50 ohm? This will reduce th
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Erik Kaashoek
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SMA connector reinforcement
#improvement
#enclosure
Owen Duffy recently blogged about reinforcing nanoVNA SMA connectors by soldering a brass beam between them, which could compromise performance. https://owenduffy.net/blog/wp-content/uploads/2020/01/n
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Oristo
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Will there be a TDR in VNA 2.0?
#improvement
#nanovna_ver2
I wonder/hope that will there be a TDR in next VNA the 2.0. Delay gives a good starting point for cable compensation, (which people here will probably know better than I)I mean the one with upper freq
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Leif M
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About cable delay compensation and NanoVna_Saver
20 повідомлення
#improvement
#test-jig
#tdr
#nanovna-saver
#measurement
On Mon, Jan 13, 2020 at 03:07 PM, Leif M wrote: " I managed to update the firmware and with 0.54 version." - Great. That should give you access to the latest firmware features of your choosing and off
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hwalker
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F303 and 4" LCD for next generation NanoVNA
52 повідомлення
#circuit
#flash_size
#improvement
#enclosure
#battery
Hugen, I noticed on the new NanoVNA-H4.2 PCB there is an unpopulated silk-screened area labeled "CARD1". Does that imply that a SanDisk card is in the works for a future version of the NanoVNA-H4? Als
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hwalker
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Rotate Display 90°
8 повідомлення
#improvement
I just got my NanoVNA. Yep it's small. I didn't realize how small it was until I really stared at the pictures. At first I was wondering how difficult it was to read the display due to the size but I
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bc
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