OK now I know what a 2077 dts is. Quite the piece of test equipment. I bet it would hurt if you dropped it on your foot. Regards Paul WB8TSL/1
On Mon, Sep 9, 2013 at 2:15 PM, Mark C. Stephens <ma...@non-stop.com.au>wrote: > Amazing Ed, I just had a invasive discography last Thursday! > I have been a bit quiet because of a back injury too. > We must be living parallel lives, fortunately my telly is still good, my 9 > year old son has discovered Dr. Who so we are having great time watching it > :) > Some of the original series are a hoot :) so overdone but the Dalek's back > then couldn't fly... > > Only 1000 for a crown, It would be cheaper for me to fly to Canada to get > crown > My last crown was disaster as a result the clown that put the crown in > stuffed up and the crown snapped off at the root > So added to the $2400 for the crown, I am now up for around 7K for an > implant. > > The standby PSU tranny is dead short, zero ohm as compared to the 2v/6A > supplies 8-10 ohm. > Any idea what that 2V supply is for?, If I can lose the 2 linear PSU, I'll > lose a ton of weight, but possibly at the expense of electrical noise. > I was thinking that is why they used optics between the control board - to > keep spurious noise to a minimum. > > Yeah, I did play roulette by powering it up like that but I was a tad > annoyed as I was told it was a working unit. > The bottom board on this one has millions of tiny surface mount caps > mounted on there sides. > It looks terribly fragile. Much of a job to get it out? > All the PSU screw heads are under it (of course) > > > > -----Original Message----- > From: time-nuts-boun...@febo.com [mailto:time-nuts-boun...@febo.com] On > Behalf Of Ed Palmer > Sent: Tuesday, 10 September 2013 1:53 AM > To: Discussion of precise time and frequency measurement > Subject: Re: [time-nuts] Wavecrest DTS 2070 > > Sorry, the oracle is out of the office today - I'm the janitor. :) > > I see you've already replaced the 24V supply and powered the unit up. I > would have removed all output connections on the supplies and tested them > seperately. Are you sure about that transformer short? Remember that > primaries on decent size line transformers only have something ike > 2 to 4 ohms resistance at most. I wondered why yours was 12 lbs heavier > than mine. Linear supplies - that would do it! > > The expanded/exploded capacitors could be just from age, or they could be > from an output fault on the power supply that caused the voltage to go > high. That's why I would have tested both power supplies offline. > > You said it's alive, but you haven't mentioned if it actually works. > > By the way, it turns out that I paid dearly for my good luck with the > repair of my 2077. In the two weeks following that, I got a pinched nerve > in my back that's still giving me trouble, I broke a big chunk off a tooth > and am now scheduled for a crown at a cost of about $1000, and my > big-screen TV died! :( > > Ed > > > On 9/9/2013 1:01 AM, Mark C. Stephens wrote: > > Nod, this is the problem I have, It says 110/220 but is it automatic or > do I need to change the strapping? > > I had a look at Ed Palmers excellent tear down and there were switch > mode PSU in it. > > But he has a 2077, mines a 2070 so it could be completely different, or > not.. > > Arrgh.. I am so wanting to plug it in, unlike Ed I have a place ready > for it! > > I guess Oracle Palmer will be online later and will be able to provide > > an answer :) > > > > -----Original Message----- > > From: time-nuts-boun...@febo.com [mailto:time-nuts-boun...@febo.com] > > On Behalf Of Bob Stewart > > Sent: Monday, 9 September 2013 2:22 PM > > To: Bob Stewart; Discussion of precise time and frequency measurement > > Subject: Re: [time-nuts] Wavecrest DTS 2070 > > > > Oops. Maybe I should have just kept my peace. I found a User's Guide > > here: "http://qmsi.com/pics/Wavecrest2070.a.pdf" which indicates it > > can take either 110 or 220. Pry open the fuse compartment and see > > what's in there. Someone else will now probably post the right way to > > go about it, though. =) > > > > > > Bob - AE6RV > > > >> ________________________________ > >> From: Bob Stewart <b...@evoria.net> > >> To: Discussion of precise time and frequency measurement > >> <time-nuts@febo.com> > >> Sent: Sunday, September 8, 2013 11:13 PM > >> Subject: Re: [time-nuts] Wavecrest DTS 2070 > >> > >> > >> Go to a tourist supply store and buy a 110 to 230/250 transformer. I > did that the year I spent in France for a TV or something we took over > there. Be sure you get one that's big enough. Be sure you don't wire it > backwards and get 250 to 500!!! > >> > >> Bob - AE6RV > >> > >>> ________________________________ > >>> From: Mark C. Stephens <ma...@non-stop.com.au> > >>> To: "time-nuts@febo.com" <time-nuts@febo.com> > >>> Sent: Sunday, September 8, 2013 11:05 PM > >>> Subject: [time-nuts] Wavecrest DTS 2070 > >>> > >>> > >>> I just received my DTS 2070 from 110 volt land. > >>> I live in 230 (well actually 250) volt land. > >>> > >>> I haven't plugged it in and I am being a total wuss about breaking the > CAL seals as they are still current. > >>> > >>> Please help me, I really, really need to measure something with it! > Anything with it! But to do that I need to apply power! > >>> > >>> Is the DTS 2070 PSU auto sensing or do I need to change something? > >>> > >>> > >>> --marki > >>> > >>> > > _______________________________________________ > 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.