Beware of cheap underperforming clones

As of 2023 there are many badly performing clones on the market. V2/3GHz NanoVNA uses parts like ADF4350 and AD8342 which are costly and clones have been cutting costs by using salvaged or reject parts.

See official store and look for V2 Plus4/V2 Plus4 Pro versions only to avoid getting a bad clone. We have stopped selling V2.2 versions since October 2020, so all V2 hardware that are not Plus or Plus4 are not made by us and we can not guarantee performance.

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Dislord v1.3.25 vs. V2Plus4 screen buttons


nanov2support 2024/11/24 06:12

Hi, these symptoms could still be a touch calibration issue, since touch calibration corrects both offset and scaling. Can you try performing the touch calibration again and saving the calibration through CONFIG / SAVE?
Thanks

On Sat, Nov 23, 2024 at 4:51 PM Neal AB6G via groups.io ( http://groups.io ) <nealix= gmail.com@groups.io > wrote:

Neal AB6G 2024/11/25 12:09

You were correct.   This odd behavior was indeed simply touch CAL needed.
I used the mechanical buttons to select the CONFIG menu and then TOUCH CAL,
since I could not use the on-screen buttons.

Everything is fine after:

1.  Perform MENU -> CONFIG -> TOUCH CAL
2.  Perform MENU -> CONFIG -> TOUCH TEST
3.  Perform MENU -> CONFIG -> SAVE CONFIG

Thanks again for your suggestion.

Neal

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