Hi Ronald, Here are 3 Hewlett Packard appnotes that are in the same vain as the NBS 140 booklet. In many ways these HP items are better written. The first one was written in 1961. The second one is an update (1974), as is the third (1976). Each are different and equally worth having on the shelf.
http://cp.literature.agilent.com/litweb/pdf/5989-6171EN.pdf http://cp.literature.agilent.com/litweb/pdf/5989-6183EN.pdf http://cp.literature.agilent.com/litweb/pdf/5989-6247EN.pdf Bill....WB6BNQ WB6BNQ wrote: > Hi Ronald, > > This list server is composed of three general classes of people. Those who > 1) have > just a passing interest in the subject, 2) those who delve into it on a > professional > or amateur working level and 3) Some seriously warped individuals who far > exceed the > distribution of what is considered normal (you know who you are!). > > Because of the above definition, the range of provided answers will cover > many view > points. Thus, you may find the responses difficult to sort out for your > purposes. > > I may be wrong but am going to deduce from your last sentence, "If I can get > a signal > inside or outside, what then ?", that you have had very little to no exposure > to the > field of Time and Frequency Metrology. In that regard, and to answer your > question, > I highly suggest reading the following NIST publications. > > # 1. The first is a general history of NIST and its standards. It is > noteworthy > because it gives a sense of why we are where we are today. > > http://tf.nist.gov/timefreq/general/pdf/1485.pdf > > # 2. The second one is a short paper that delves into the mechanics of Time & > Frequency measurement. This one will give you a basic understanding of how > it is > done. This paper is clearly part of a bigger publication, although I have > not seen > the whole publication. > > http://tf.nist.gov/timefreq/general/pdf/1498.pdf > > # 3. This is the - - - BIBLE - - - Strongly recommended > > This is a very large manual at more than 80 megabytes, but very well worth > the time > to download it. This NBS (NIST) publication, produced in 1974, should be the > defacto > reading material for any starting class in Time & Frequency metrology. Why > some > idealist at NIST lost their marbles and decided they should not make it > available on > their WEB site is beyond me. > > Fortunately, it is available at the following Hawaii University site : > > http://digicoll.manoa.hawaii.edu/techreports/PDF/NBS140.pdf > > It seems that you have some need or want to make your computer more accurate > from a > TIME point of view. A number of approaches can be used for such an > undertaking. If > you are just looking to make you computer relatively accurate, a few computer > programs are available that will synchronize your computer to a recognized > NETWORK > standard server. This method may be all that you need and it requires no > local > hardware and fussing with antennas and the like. > > Before spending money and physical effort that may not be necessary, please > read > through the 3 above references to determine if you really want to get > involved to the > level of additional hardware and expense. > > Bill....WB6BNQ > > Ronald Held wrote: > > > Since the moving option is out, perhaps I need to investigate whether > > I currently can get any inside or outside signal. Is ther3=e an > > inexpensive way given that I do not have any circuit assemble skills? > > The complex will allow dishes as long as the are completely inside the > > balcony(I speculate that it is at the behest of the local cable > > company). I do not recall seeing any dishes on building in my complex. > > If I can get a signal inside or outside, what then? > > Ronald > > > > _______________________________________________ > time-nuts mailing list -- time-nuts@febo.com > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
