From: Sylvain M. <24...@gm...> - 2011-10-19 14:19:23
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> Btw, 1.5kHz offset looks way to much for ClockTamer. According to TCXO > specs you can't get offset more then 300 HZ at 946MHz or 6Hz at 20 > MHz. Huh no ... 0.28 ppm is only the short term stability. Datasheets says the initial calibration can be off up to 1 ppm. (at 25C, so add the temperate drift to that, then the aging). Then of course the BTS itself can be 0.1 ppm off and the fact kal isn't perfect. So all in all 1.5kHz looks very possible :) Cheers, Sylvain |