Quote:
Originally Posted by tompe
50% after 148 hours and dead after 158 hours with 538. So with the Cybook in library mode the result is:
- 538: 148-158 hours
- 685: 44-45 hours
- 708: 72-82 hours
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Thanks for data! ( I am metrologist by heart and profession, so I would suggest to measure everything once again, but I know it is too much

)