Thanks, Pete. I have 0411 and 0434 date codes. Joe Gray W5JG
On Tue, Jan 10, 2012 at 8:48 PM, Peter Bell <bell.pe...@gmail.com> wrote: > Hi, Joseph > > The unit number just seems to be a mechanical serial number - all you > can really say about it is that higher numbers are newer. The most > useful number is the 4 digit prefix on the serial number - this is an > EIA format date code (two digits of year, two digits of week) - all > the units I've seen have been from '03 or '04 - the newest one I have > is 0420 - so dating from early June 2004. There is also another date > / revision label on the main PCB (visible by removing the bottom > cover) - this seems to be the PCBA build date. > > Regards, > > Pete > > On Wed, Jan 11, 2012 at 9:03 AM, Joseph Gray <jg...@zianet.com> wrote: >> With all the talk on the list about these things, and considering the >> price, I could no longer resist temptation and ordered two from >> nichegeek. >> >> First, I was amazed at the speed at which I received these units. The >> order was placed last Friday, the shipment went out late Saturday and >> I received them today (Tuesday). In my experience, it has always taken >> two weeks or more to receive anything from China. I couldn't believe I >> got these in just three days. >> >> BTW, I paid $38 each with the free shipping. An outstanding deal IMO. >> I also received the semi-useless freebies. >> >> My only quibble so far is that both units were packed in nothing more >> than a large envelope, with a thin layer of bubble wrap added. Nothing >> is dented or rattling around, so hopefully they are OK. I'm just about >> to wire up a cable and power them on, so I'll know soon. >> >> The units I got have numbers of UN 71xxx and UN 78xxx. I don't know >> exactly what this means, but according to the ebay sellers, they are >> claiming that 6xxxx and 7xxxx numbers indicate newer units. Can anyone >> decipher this number sequence? >> >> Joe Gray >> W5JG >> >> _______________________________________________ >> 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. > _______________________________________________ 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.