I'm sorry for what I wrote -pete bye ...
On Fri, Oct 17, 2014 at 7:46 PM, Pete Lancashire <p...@petelancashire.com> wrote: > No where did I mention comparing specifications. > > It was a statement of an individual Joe being able to get a GPDSO for a > very reasonable amount. > > > Just a usable GPDSO nothing else. > > > > On Fri, Oct 17, 2014 at 6:14 PM, Bob Camp <kb...@n1k.org> wrote: > >> Hi >> >> The question on all of these setups is very much - what do you need? >> >> The T-Bolt was designed to meet some very specific requirements. It’s got >> an OCXO onboard because of that. >> >> A 48 hour battery backed Rb does something very different, it’s got >> different costs associated with it. >> >> A modern / up to date TCXO based unit makes some compromises to trade off >> against power and size. >> >> Depending on what your system needs are, each of the first two may >> uniquely fill a bill that the others will not and can not. If you need to >> run 120 days on battery, the third will win the contest easily. If you want >> to run on something other than GPS, number 3 is your choice. >> >> Cost wise, it all depends on when you bought what. I have Rb’s that cost >> less than $40 and T-Bolts that cost less than $100. You can still get >> surplus T-Bolt like objects (OCXO based surplus GPSDO’s) for under $130. I >> also have some stuff I’ve bought on eBay (and other surplus outlets) over >> the years that turned out to be less than perfect. Depending on surplus >> gear in a commercial system would be silly compared to using newly >> manufactured parts. It all depends on what you need. >> >> Bob >> >> > On Oct 17, 2014, at 5:19 PM, paul swed <paulsw...@gmail.com> wrote: >> > >> > Don't want to hijack any discussion and am looking forward to the ebay >> site >> > and ordering. Whats amazing is the power spec in addition to other >> specs. I >> > rechecked the spec 1/16th watt at 3.3V. My RB in the basement draws 24 >> > watts just idling along and keeping two hefty SLA batteries charged for >> a >> > 48 hour run time if needed. >> > >> > I can clearly see the case of careful support system design such that a >> > battery set can be charged and even in a power failure run several days >> on >> > a small battery. >> > SLA 7 amp was something like 100 plus hours. Bert introduced me to some >> of >> > the Lithium battery technologies that can be had for reasonable cost and >> > are small and dense. >> > >> > But that said really no need for a battery since restarts are fast... >> > Lots to think about. Like LEDs drawing more power then the system and >> > sloppy base power supplies wasting power. >> > Regards >> > Paul >> > WB8TSL >> > >> > On Fri, Oct 17, 2014 at 4:53 PM, Pete Lancashire < >> p...@petelancashire.com> >> > wrote: >> > >> >> Sorry to create any misunderstanding >> >> >> >> I was saying thanks to TVB/TAPR for all their effort, and Said/JLT for >> >> doing what they did for the group >> >> >> >> I was in no way comparing the used Thunderbolts to the LTE Lite. >> >> >> >> -pete >> >> >> >> On Fri, Oct 17, 2014 at 1:13 PM, Jim Sanford <wb4...@wb4gcs.org> >> wrote: >> >> >> >>> And, somehow I expect that my LTE-LITE will actually work, which my >> >>> thunderbolt never did. (Very noisy) It continues to collect dust.... >> >>> On 10/17/2014 3:49 PM, Pete Lancashire wrote: >> >>> >> >>>> First three cheers to LTE for making these available. >> >>>> >> >>>> It reminds me when Motorola made a developers kit for the then >> >>>> new 68HC11 MCU available for $68.11. >> >>>> >> >>>> I know of one design win they got that more then made of their >> marketing >> >>>> costs. >> >>>> >> >>>> Another that hit me is with inflation the LTE Lite is not much more >> then >> >>>> what many of us paid for our Thunderbolts. >> >>>> >> >>>> For those new to the list ... >> >>>> >> >>>> https://www.febo.com/pipermail/time-nuts/2008-May/031100.html >> >>>> >> >>>> http://www.leapsecond.com/pages/tapr-tbolt/ >> >>>> >> >>>> In 2008, $124, the LTE Lite in 2014 $195. >> >>>> >> >>>> With 'real' inflation (not the 11% you get online) the $71 >> difference is >> >>>> not much more. >> >>>> >> >>>> My two backup Thunderbolts cost me $145 each, just before they hit >> $200 >> >>>> then became history. >> >>>> >> >>>> Again thanks to Said and JLT !!!! >> >>>> >> >>>> -pete >> >>>> _______________________________________________ >> >>>> 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. >> >>>> >> >>>> >> >>> >> >>> --- >> >>> This email is free from viruses and malware because avast! 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