Didier Juges wrote: > Hi Ulrich, > > comments are embedded: > > Ulrich Bangert wrote: > >> the Datum LPRO User's Guide / Installation Guide discusses some methods >> of sine to square wave conversion in terms of lowest phase noise. >> >> >> > This is good to know. Do you have any suggestion how I might get a copy > of the relevant pages of the manual? > >> Since you were originally asking for Allan Deviation i would like to >> advertise again my free PLOTTER software which does what ALAVAR does but >> more nicely + many things more. Since it does not simply open the input >> file but first makes a copy to a "working file" you may even work with >> it on files in that a different program is currently sampling data, so >> you don't have to wait to the end of data acquistion but may get >> intermediate results at any time. >> >> >> > That sounds like a great feature, nothing worse than stopping a long > test period just to see if the data is any good, even though I should > get the same result by copying the log in progress in a temp file using > conventional methods. Your program saves the step and makes it that much > more convenient. I will download it. I will make sure my program does > not buffer too much data before flushing to the file, so that I get as > much of the data that is available for analysis. > >> When you put forward your questions about measuring Allan deviation i >> saw that it were all the right & intelligent questions and perhaps this >> is the reason why so many people are willing to enlighten you. I wish I >> had known time nuts when i was in the same state of mind as you. Would >> have saved me years of learning it the hard way! >> >> >> > Thank you. I am amazed at the amount and quality of support I got. I > intend to organize all the contributions in a web page. It seems like I > was not the only one with these questions, but everyone else was afraid > to ask :-) > >> 73 de Ulrich, DF6JB >> >> > 73, de Didier KO4BB > > > _______________________________________________ > time-nuts mailing list > time-nuts@febo.com > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > > Didier
You may also find this useful http://www.wenzel.com/documents/waveform.html There are some other items that may be of interest at: http://www.wenzel.com/documents/library.html Though you may not want to build the water barometer!! Bruce _______________________________________________ time-nuts mailing list time-nuts@febo.com https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts