With the Nokia XR20, the Finns intend to launch a rugged phone that is both sturdy and good-looking. Moreover, the company wants to offer a lot of performance while still keeping the phone affordable. Has Nokia taken on too much?
https://www.notebookcheck.net/Nokia-XR20-smartphone-review-Water-resistant-phone-with-elegant-case.557259.0.html
Can you attach the usual screenshots from the two GPS test apps - the one by Chartcross Limited with signal level bars and the one from Sean Barbeau which shows dual frequency satellites used ?
- Chartcross GPS Test signal levels outside and near the window
- Sean Barbeau's GPSTest list of satellites used outside
good phone. can be bought for less than 100 euros here
I think there has been an error in your PWM calculations:
It is off by 1000times. The flicker is at 1165Hz, rather than kHz.