I picked up an SAA V2.2 on the 2nd Tindie run back in the summer of 2020 and I have found it very useful! Unfortunately, I have cracked the screen enough that the touch sensors no longer work (my fault, I should probably put it in a case). While the RF portion of the unit itself is fine, I was thinking of upgrading the screen to a larger 4" version as a project this summer. Can someone direct me to the appropriate screen/firmware for this?
Also, apparently there was a mod to increase the number of points/scanning speed (I forget exactly which) for the V2. If anyone could shed any light on this I'd really appreciate it.
Thanks!
John VA7JBE
Beware of cheap underperforming clones
As of 2022 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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Larger screen for my V2.2 (and other upgrades)
John VA7JBE 2022/04/27 08:46
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