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Alexander Chemeris alexander.chemeris at gmail.comOn Mon, Jul 23, 2012 at 2:37 AM, Andrey Sviyazov <andrey.sviyazov at fairwaves.ru> wrote: > Thomas, thanks for file. > But, may be you know, how to convert it to *.cfile for > tx_samples_from_file.exe? > Here attached zip with example of *.cfile which Alexander made for me in > somewhere like MathLab, I think so. > Rename zi_ to zip first. > > Alexander, may be you know and then you can convert this file or part of it? You do not need to convert, AFAIK. >> >> Overall measurements are close (either above or below) to 1.5/5 for >> >> the 900 band in general. 945 MHz is currently the best case, but that >> >> is the frequency I spent the most time on with calibration. Do we need >> >> to be consistently below 1.5/5 or just close? >> > >> > Thanks for the measurements. At the end we should be below that at all >> > GSM bands. For now it's fine to be close. >> > >> > I also noticed that your frequency is far off - could you calibrate it >> > and make pictures of the best and worst case in the 900 band? >> >> Perhaps this is a silly question, but how do I calibrate the clock? or >> use an external reference signal? > > > Actually you can tune LMS frequensy with 1Hz step to compensate known error. This won't produce correct symbol speed. -- Regards, Alexander Chemeris. CEO, Fairwaves LLC / ООО УмРадио http://fairwaves.ru