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TinySA Ultra Calibration Fail.


 

Dear all,

I've been playing with my TinySA, and I think I've passed the measure power limit during some test and now my device doesn't measure correctly. Probably I exceeded the +6 dBm.

I've uploaded new FW and try to pass the self test, and I've obtained errors on tests: 3,4,7, 10,11 and 14. I attached a picture,
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Try to passed level calibration is not possible.

I've appreciated that if I inject a signal from a signal generator of value is attenuated but measurable, however if I turn on the LNA I can't see anything, so my first thoughts is going about the LNA is broken.
I've also tested the attenuator and it works well.

So I join this group with the hope that you could help me to solve the issue.

I also attach a picture of the back with the S/N.
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Thanks in advance for the support and I'll be waiting for your news.

Greetings,
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Jorge

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