Hi Stan
Many thanks for the advice, I was a bit concerned about making any
adjustments until I'd confirmed it at least appeared to be working correctly
but
I've just taken another look at the manual and can't see any reason why I
shouldn't.
One of my reasons for concern was that although
True, but I haven't got that far yet, I'm just trying to establish for now
whether or not it's doing what it should be to start with.
Regards
Nigel
GM8PZR
In a message dated 04/05/2014 13:51:43 GMT Daylight Time,
p...@phk.freebsd.dk writes:
In message , gandal...@aol.com writes:
>Th
Apologies for the off topic post but I suspect this will affect some other
list members as well as those also using Yahoo groups, so thought it worth
sharing.
Following some recent email spoof attacks both AOL and Yahoo have revised
their DMARC settings to "Reject".
For anyone not familiar
I don't recall seeing this mentioned here before but if it has been, or if
it's just something everyone else has always taken for granted, then
apologies in advance from a comatose brain cell for the wasted bandwidth.
Until today I'd not previously seen either an NTGS50AA or an NTBW50AA wher
Date: Sat, 21 Jun 2014 13:06:19 -0400
From: Daniel Burch
To: time-nuts@febo.com
Subject: [time-nuts] 58503A date code problem
Message-ID:
Content-Type: text/plain; charset=UTF-8
Hi All,
I have a HP/Symm 58530A that has the correct time, but date keeps
defaulting to 1994, Nov, 4 after GPS L
Hi Paul
Although I can't see any evidence of your attachment when I check the
archives, I thought I'd received a copy with your messages that were forwarded
from the list on both occasions you sent it, unless what you're referring
to now is a different file?
What I received both times as an
Hi Denver
When you refer to one "side" or the other, do you have the complete RFTG
unit with the two modules?
I only have the internals of the Rubidium module so would hardly claim to
be an expert on these, or on much else for that matter:-), but as I
understand it from the documentation th
I've just received another excessive bounce notification from the list,
again I'm assuming because AOL has taken to rejecting any message that's
forwarded such that it indicates it's still from AOL but isn't.
Switching to digest and/or just reading the posts online is one fix but
just wond
I've recently acqured an octal based 4.096Mhz Austron 1120 oscillator that
physically at least is a close match to the unit shown in the data sheet
on Didier's site.
However, this one, model 1120-1FWT dated 1981, which was indicated as
being ex aircraft, looks to have significant connection
In January 2010 Trimble made firmware updates available for the Resolution
T as well as for several other GPS modules to accomodate some changes to
the GPS signal structure.
The upgrade firmware provided for the Resolution T was version 1.17 and
this is still the version currently available
Hi Perrier
It's a WWVB receiver, not Loran, with a built in phase comparator, hence
the strip chart, that can be used to compare its own oscillator or a local
input with WWVB, and is another unit affected by the WWVB changes.
Those switches on the front panel select an output frequency pro
Hi Iain,
There's probably not too many of these floating about but it's a very
straightforward circuit and the Motorola ICs are still available on Ebay,
albeit
probably all recycled, so building one on Veroboard or similar shouldn't
be difficult.
There's no programmable devices in the in
Hi Paul
I'm not sure if we're talking about the same thing, on the GPIB interface
schematic I'm looking at there's four 74LSxxx ICs used for address decoding
and buffering followed by an MC68488P interface adapter driving a pair of
MC3447P bidirectional bus transceivers and that's it.
Th
Having recently bought a couple of MV89As I found listed on AmazonUK I
received a feedback request a couple of days ago from the seller and took the
opportunity to point out that whilst one was fine the other was much
noisier than the first, and also in comparison with others I'd previo
As per my reply to the same question on the HP group, you've identified
the problem so just go for a reasonably close-ish equivalent and replace it!
Regards
Nigel
GM8PZR
In a message dated 06/07/2013 12:18:44 GMT Daylight Time,
ma...@non-stop.com.au writes:
C3 (17000uf @ 10v) is open
Running load might not be quite as bad as you'd expect, switching them all
on at exactly the same time would probably cause a nice fat pulse but
perhaps that's a bit extreme:-), allowing an adequate margin though is always
a
good idea.
If you could tap into the supply and get an idea of ru
You wouldn't even need a UPS, check Google for mains voltage conditioners.
APC's kit, for example, should be available worldwide and they make a
range that, here in the UK anyway, starts for under 50 GBP.
Regards
Nigel
GM8PZR
In a message dated 06/07/2013 13:26:06 GMT Daylight Time,
Hi David
Aside from in the Jupiter itself the Zodiac chipset was widely used in GPS
navigational receivers and, just for example there's one that's possibly
similar to yours, albeit marked ZOD1, shown here
http://www.gpsnuts.com/mygps/gps/hardware%20reviews/randmcnally/rand_mcnally
_gps
Having stuck a late bid on a recent auction for what I'd assumed was a
Trimble Nortel NTGS50AA I then realised I'd just bought the single board
version, part number 4500-00-CH with the Trimble 49422-CR OCXO.
That in itself wasn't a problem, except perhaps the doubts cast over my
sanity:-),
Hi Bob
It's certainly very much from the same family, these seem to be a couple of
years more recent but obviously aimed at the same spec, and I don't doubt
they're going to behave in basically the same way, but given that such
things are firmware driven that doesn't exclude possible quirks
Hi Charles
Thanks for your comments, the surveyed position on this is looking pretty
good but what I have now realised is that the severity of the jumps seems
very much related to the number of sattelites being tracked.
Switching from 8 to 7, or 7 to 8, sats seems to produce the biggest st
Many thanks to those who commented on this and apologies for the delayed
response, having spent a few days in an internet free zone I've also had to
contend with a couple of power failures since returning but am just about
getting back to normal again, whatever normal might be:-)
As suggest
Hi Jim,
Yes I did, no value was perfect in this respect, ie as affecting the DAC
steps, so settled on 20 as a bit of a compromise. The number of sats being
tracked still seems to be a factor in the equation, setting an elevation
angle of 20 degrees had quite a smoothing effect last night, t
Hi Bjorn,
Many thanks for the tip, I'd seen discussions on the two part boards,
NTGS50AA, but hadn't realised the extent to which this version had also been
mentioned.
Given that it was discussed as recently as early July, including comments
on the wheel I've just reinvented, and that I did
Thanks Mark
I'll start over and will do as you suggest.
I'm sure you'll have been told this many times before but Lady Heather is
an amazing piece of software, thank you, even if I do feel at times that
I'm suffering from severe information overload:-)
I guess this might be more a questio
My records show the B1121P1114 as a 6 channel Oncore VP, which means it
should be the same receiver as used in the Z3801A although I haven't looked
to check that.
The standard connector on these was what's known as an "OSX"
Regards
Nigel
GM8PZR
In a message dated 06/08/2013 10:25:27 G
Ah, yes, sorry I forgot that, it's the same thing.
Regards
Nigel
GM8PZR
In a message dated 06/08/2013 11:20:26 GMT Daylight Time,
ma...@non-stop.com.au writes:
Can't seem to find anything in Aussie that is Called OSX connector.
Could they be called MCX connector? We got some of those
Look again, the fully loaded -3dB bandwidth is specified as 300MHz:-)
Regards
Nigel
GM8PZR
In a message dated 08/08/2013 03:06:57 GMT Daylight Time,
ma...@non-stop.com.au writes:
Seems they are rated to 5MHz according to the manufacturer..
They ebay item number is 161081736069.
--marki
Didier has the 9390-6000 manual that has details of the IRIG ouputs for
that, I wouldn't expect there to be too much difference, if any
_http://www.ko4bb.com/manuals/index.php?dir=05%29_GPS_Timing/Datum_
(http://www.ko4bb.com/manuals/index.php?dir=05)_GPS_Timing/Datum)
Regards
Nigel
G
Hi Luca
There are other items of HP equipment fitted with Ref Out and Ref In
terminals joined by an external link, with the intention that the link is
removed to connect an external standard to the Ref In terminal, but in a
"normal"
5345A the external reference is used to phase lock the i
Hi Luca
The earlier 5345As were fitted with the 10544A oscillator, I've seen units
with both that and the later 10811, so it could indeed be the original
oscillator.
If your 10544A has the PCB edge connector and is installed in the usual
place then without seeing what's actually been done
Hi Luca
I'm sorry to hear that, there's not much satisfaction in being right when
it comes with such news attached:-(
The mod I devised was just a simple single link, totally reversible, that
allowed testing, and use if required, of the counters without the internal
reference.
It's been a
Hi Dave,
Just taking a short break from a major data recovery exercise to add a
couple of comments to the replies you've already received.
The part number for the DC to DC convertor should be written on the side of
it, although it might be awkward to see if facing the inside of the case.
On
Whoops, you're quite right !!
The figures I quoted were the maximum taken straight from the manual, as I
happened to have it open anyway, and whilst I did think the startup current
seemed rather high didn't stop to check my own notes as I was in a bit of
a rush, that'll teach me:-)
Checki
I've monitored the power input against voltage for a couple of the uncased
versions of these units, both fitted with Datel TPB-5/5-12/1-Q48 power
converters and both well "warmed up", and it does increase somewhat with
increasing input voltage.
On both units the input power to the DC to DC
Hi Mark
I'm currently monitoring two of these units with LH running on two separate
PCs and temperature for each is being reported to six decimal places, does
this mean LH is in some way interpolating the higher resolution readings?
Regards
Nigel
GM8PZR
In a message dated 10/09/2013 1
Re the time constant, the only way of changing it I'm aware of is with the
& command, have you tried "e" to save the current configuration?
Regards
Nigel
GM8PZR
In a message dated 10/09/2013 16:19:00 GMT Daylight Time,
quart...@hughes.net writes:
Mine's reporting 6 places too. I get
Oh dear, was it something you said?
In a message dated 12/09/2013 21:01:42 GMT Daylight Time,
robert8...@yahoo.co.uk writes:
Hi Adam,
I have copied this to our outmoded reflector. At least it's low noise and
high quality.
Sorry but dispite having been a licenced amateur for 35 years,
Has anybody had any success setting up the Pendulum CNT91, or the
Tektronix rebadged equivalent FCA3100, to run with TimeLab?
It was suggested here some time ago that it should be possible to achieve
this by running the counter in talk only mode but so far I've had no luck
with the FCA3100
Hi John
Thanks for your reply.
If I configure the counter for compatible mode, then set it up to measure
frequency as a 53131/53132 from the "Acquire" menu and press the "Monitor"
button, TimeLab displays the actual instrument name and then follows this
with line after line of frequency
Hi Magnus,
It certainly supposed to be there, I've just not been very good at finding
it so far:-)
Regards
Nigel
GM8PZR
In a message dated 10/10/2013 00:33:15 GMT Daylight Time,
mag...@rubidium.dyndns.org writes:
Hi John,
On 10/09/2013 11:48 PM, John Miles wrote:
> TimeLab will ca
Considering that I now know there is data coming through I'm wondering if
I'm still misinterpreting that error message.
I was assuming that the ID string was what TimeLab was claiming to be an
invalid frequency but it occurs to me that it might also mean "I'm getting
invalid frequency data an
Hi John
That's fixed it, great big happy grin here:-), thank you.
I did find that unzipping the files into the "drivers" sub folder didn't
have any effect, on my Win7 installation anyway, but then noticed the
original .TLL files were in the TimeLab folder iteslf so tried overwriting
those
Hi John
Just as a quick follow up, I'm still intrigued as to why I've been
seemingly unable to get the CNT91/FCA3100 to run in talk-only mode and might
well
come back to that when I have a bit more time but, from a TimeLab point of
view, with the HP emulation up and running would there act
Hi John
I can assure you that "helped" is very much an understatement:-), and again
many thanks.
Thanks too for your comments re talk-only vs native drivers, I understand
better now and will keep those archived for future reference.
There's certainly a lot less incentive now to further i
Hi Matthieu
I don't know if anybody else can help, but although I do have an older copy
of Labview it's been a while since I've used it and don't think I've even
tried it with the FCA3100. I have tried activating talk-only mode using the
NI-Max interface but didn't have any sucess with that
Hi Bob
As far as I'm aware there is no schematic available for the Thunderbolt,
I'm pretty sure it would have been shouted here with glee is anyone had found
one:-)
If your specific requirement though is to monitor for failure of the 10MHz
output then monitoring the DC conditions before a
Hi Bob
I've seen this topic discussed here before and it does seem to raise some
quite strong emotions and there does seem to be some confusion.
I can remember quite clearly, historically at least, 5MHz being commonly
promoted as the optimum frequency for crystal oscillators on the basis t
I suppose this might be a bit off topic, but for those of us with these HP
counters there's been very good deal running on 3GHz extender boards on
Ebay for the past few weeks.
These aren't HP originals but they are new plug 'n play alternatives,
certainly a very good clone, and excellent va
Hi Rick
As far as I'm aware this is pretty much a copy of the HP original which
used a Fujitsu, or similar, MB510-PF prescaler, so a sort of "what you see is
what you get" situation:-)
Regards
Nigel
GM8PZR
In a message dated 09/11/2013 00:03:58 GMT Standard Time,
rich...@karlquist
In a message dated 09/11/2013 01:30:14 GMT Standard Time,
hmur...@megapathdsl.net writes:
rich...@karlquist.com said:
> This high sensitivity is probably a bad thing, not a good thing. It is
> indicative of a dynamic divider. For a frequency counter prescaler, you
> want a static divider,
Hi Rick
Thanks for the clarification.
I'd thought at first you were suggesting these replacements were somehow at
fault in comparison with the original design, which was the bit I couldn't
understand since they seemed to be virtually identical, rather than
commenting on the original desig
Extract and rebuild in Acrobat... on it's way back to you:-)
Regards
Nigel
GM8PZR
In a message dated 18/11/2013 09:44:38 GMT Standard Time,
drkir...@gmail.com writes:
Anyone know a quick way of reversing the order of the pages in a document?
Hi Arnold,
I was just about to reply to your first message and ask at what frequency
you'd measured the sensitivity, but then found your follow up:-)
I was very happy with the first one so bought a second one for my other HP
counter and both seem to be very similar.
I've just checked the 53
In a message dated 11/01/2014 19:35:05 GMT Standard Time,
paul.alfi...@gmail.com writes:
I take it you found the URL:
http://trl.trimble.com/dscgi/ds.py/Get/File-674264/TrimbleStudio.exe --
it's not that obvious on the website.
For me:
"New Connection..." from the button bar
com2
GPS Receiv
Hi Zim
Your project's looking good, but given that your next step is to design a
board for it I'm intrigued as to why you didn't just go for the Trimble
version on a carrier board?
Have you seen the PPS-Piggy from Michael Tharp, another list member, it
mates with the Resolution T and SMT
Hi Ignacio
I'm not familiar with the GPSTM tool, trying to run it here generates
exception errors, but from what I see when it's trying to boot it's much the
same format as Trimble's various other offerings.
If you run Trimble GPS Monitor though, version 1.6 was the latest but 1.05
is fin
Hi Ignacio
Your mention of the lights control had me confused for a minute, probably
not that difficult these days:-), because I do remember seeing that so was
wondering if the GPSTM tool had worked for me at one time after all.
However, a search through the various trimble programs reminde
Whoopswill now write 1000 times..."I must pay more attention":-)
I see you've already tried Tboltmon, so I presume there must be a bit more
to GPSTM monitor than is obvious from my quick glimpses before it crashes.
Let's see if it will run under Win98..
Regards
Nigel
GM8PZR
Oh well, 0230 is probably as good a time as any to call it quits for the
day:-)
I've now tried Win98 and even loaded Win95 on to an old laptop as that and
NT was what the GPSTM tool was originally intended to run under and it's
still not happy, so it does look to be a non starter, in more w
Hi Volker
One possibility, as I found with one of these recently, is that your
oscillator has aged such that the required EFC voltage for 10MHz output is now
outside the range provided by the board.
The EFC behaviour can be tracked if Lady Heather is enabled from switch on
and the DAC vol
Whilst on second thoughts it does seem a bit odd that this oscillator has
passed 10MHz and still not locking this might be linked to the alarms being
generated at around 5.6 volts as per my previous comment, even though the
EFC voltage at the extreme does, theoretically at least, seem to be e
In a message dated 24/01/2014 17:06:43 GMT Standard Time,
ail...@t-online.de writes:
Thanks so much, Nigel, for this very interesting mail.
Yes, the voltages are exactly as my ones. And yes, I've removed the
oscillator, already. I then removed the thermal isolation from the osc,
as well as
In a message dated 24/01/2014 21:48:27 GMT Standard Time,
ail...@t-online.de writes:
New ways of RF design - see photo ;-)
-
Definitely the last word in high rise developments:-)
And glad to hear you got it sorted.
Ok, I put three 1N4148 in series between D
The problem is certainly real enough.
What you're seeing is a drift of approx 2500ppm, and Vishay shows the
temperature coefficient of their standard carbon film resistor, for example,
to
be approx 200ppm per degree C for a value of 20K.
If yours is carbon film this would imply your measur
It's hard to be sure without knowing the characteristics of the DAC ouput
and the oscillator EFC, but if you're only making a one off I wonder if it
might perhaps be possible to simplify that arrangement to just a potential
divider using selected values and being fed from the DAC and tapped
Is the op amp just a unity gain buffer or does it have any gain setting
resistors that might be adjusted?
I'm just wondering if you could tailor the gain to reduce the swing rather
than require the oscillator to effectively require a larger swing.
The 344310-T is likely to have come from a
I'm not sure I'd want to go quite this far, but here's one option..
http://gerrysweeney.com/hp-53131a-hard-power-switch-modification/
Regards
Nigel
GM8PZR
In a message dated 02/02/2014 03:50:56 GMT Standard Time,
stanw...@verizon.net writes:
Hello The Net,
I just got in the
I played with this around five or six years ago but unfortunately my notes
from that time are likely to be buried somewhere still waiting to be
scanned or indexed.
All the necessary information though is in the user and SDK manuals,
connections for the 10MHz external input and EFC output
Whilst sorting through my BC637PCI files earlier I realised for the first
time that an ISO file I'd downloaded in 2010, described by Symmetricom as
"BC635/637 driver", is actually a full software and documentation CD,
presumably what was then being supplied with new hardware.
Ether that or I
The information you need is more in the description of the software
commands, this will tell you how to switch between the internal and external
oscillators and how to vary the conditioning parameters and I'm pretty sure,
although it's been a while so might be wrong, that some of the softwa
My first card at least is a Datum card so quite old now, and that was fine
doing what you want to do..
You really will need to read the manuals in some detail and I do suggest
downloading the larger of the two files I uploaded, that will give you the
latest versions of the Demo programs tha
Sounds like you cracked it, and beat me to it:-)
I just dug out a PCI expansion chassis, the quickest option for now, and
have one card up and running but have discovered, as a left over from my
playing earlier, that installing the later software, what Symmetricom calls
its "BC635/637 confi
Following my earlier post with download links for the Symmetricom software
and documentation CD TVB was kind enough to send me this Symmetricom
link..
http://www.symmetricom.com/bus-level-timing-sdk-and-driver-downloads/
I've verified that the two Windows archives there for the BC635/63
Oh well, full credit to Mr Trimble for getting it right, he does bake
exceedingly nice GPS modules and the Ace3 doesn't have a rollover issue and it
does report the date correctly.
Unfortunately, as far as I can tell anyway, the BC637PCI takes the raw GPS
time data from the Ace3 and perform
In a message dated 09/02/2014 15:31:47 GMT Standard Time,
mag...@rubidium.dyndns.org writes:
On 09/02/14 12:56, gandal...@aol.com wrote:
> Oh well, full credit to Mr Trimble for getting it right, he does bake
> exceedingly nice GPS modules and the Ace3 doesn't have a rollover issue
and it
>
It may be that your onboard batteries are in better health than mine are,
although mine might have been disabled using the software, as I tried
booting up without an antenna this evening and got the right year this time
but
twith he date as 1st January:-)
What I found when running in GPS m
That's the document I was refering to when I said earlier that I'd seen
written confirmation from Trimble that they weren't expecting any rollover
problems with the Ace3, I didn't mention the "through the year 2015" comment
as we haven't actually got there yet:-)
That may indeed be an issue
Ah, I took 1999 as I thought that was the only relevant date for another
1024 weeks, I'm not familiar with the shifted 1024 week period so will take a
look at that.
Does "shifted" imply a shift at the whim of the manufacturer, ie could it
explain why these boards might have been ok a few ye
In a message dated 10/02/2014 21:56:25 GMT Standard Time,
mag...@rubidium.dyndns.org writes:
On 10/02/14 11:15, gandal...@aol.com wrote:
> Ah, I took 1999 as I thought that was the only relevant date for another
> 1024 weeks, I'm not familiar with the shifted 1024 week period so will
take a
Ah, sorry, when you commented before about modifying the demo software it
obviously didn't register with me quite what you were trying to do.
In the BC637PCI Demo software, I'm using version 7.0.0, under the "Help"
menu, one item is Receiver Firmware Version and this returns the Packet 45
dat
Ah, now I understand:-)
All I'm using at the moment though is a small Trimble patch mounted indoors
and although it does drop out occasionally most of the time it's ok, have
you checked your satellite signal levels as reported by the BC637 software?
Although my own interest is really only i
You've lost me, what code are you modifying at the moment, is it the
actual Datum demo software?
Regards
Nigel
GM8PZR
In a message dated 12/02/2014 03:48:12 GMT Standard Time, t...@patoka.org
writes:
You are right ! Now I am going to modify the code a lit bit.
Each time as we call
I've downloaded the flash memory contents from a BC637PCI card, it's a 128K
file but also had to save it as 64K to please the disassemblers I found
online.
That didn't look to be an issue, as far as I can tell only 64K is used
anyway.
The memory chip is a CAT28F010, as opposed to a 29F010 s
A triumph of matter over mind.
In a message dated 24/02/2014 04:35:21 GMT Standard Time,
dmend...@gmail.com writes:
This is a different breed of time nuttery than usual in this list but i
think that at least some of you will enjoy it:
http://www.behance.net/gallery/FLUX-1440/2420150
F
In a message dated 02/03/2014 02:07:05 GMT Standard Time,
bob91...@yahoo.com writes:
All this is very interesting. However, my interest is frequency. In
other words, I want to know that my standard oscillators are as close to
desired frequency as possible, and how close that turns out to
In a message dated 02/03/2014 16:06:49 GMT Standard Time,
bob91...@yahoo.com writes:
Yes Nigel, it's a waste of time but so are computer games and going to
Disneyland and such. We do it because we get pleasure, and nobody can
criticize that.
-
Hi Bob,
I'm not sure
What about replacing the 3336 external reference with something like an HP
10811 and checking what difference, if any, that makes?
Regards
Nigel
GM8PZR
In a message dated 03/03/2014 13:42:33 GMT Standard Time,
p...@phk.freebsd.dk writes:
In message , Bob Camp
writes:
>The likely an
Sorry, I must have missunderstood.
I realise the internal reference is already a 10811, but I thought there
was some concern that just the use of the external reference facility might
be in some way responsible, so if that was the case then perhaps using an
external 10811 might also be expe
It might also be worth noting that whilst manufacturers such as Trimble do
recommend the use of RG59 or similar 75 ohm cable for GPS module antenna
connections this is based on its lower loss compared with 50 ohm equivalents
such as RG58.
The connector itself on the GPS module, in most case
It seems from the auction revision table that this seller has been offering
these for some time, so perhaps another "hidden" gem:-), but it's perhaps
also worth noting that if this system functions on similar principles to
earlier RFTG kit then the GPS conditioning is only applied to the unit
Hi Stewart
Yup, I was certainly wrong re the conditioning, sorry about that and
thanks for the correction.
I was under the impression from way back that in the original RFTG setup it
was only the OCXO that was GPS conditioned but see now the manual, that
I've also had from way back, confi
32 GMT Daylight Time,
golgarfrinc...@gmail.com writes:
GandalfG8 at aol.com GandalfG8 at aol.com
Wed Oct 22 04:35:40 EDT 2014
"Similarly, with this RFTG-u kit I'd be more inclined to look for ways of
routing the native 5MHz from the GPS conditioned Milliren 260 series
oscillator to the outsid
Hi Dave
Many thanks for the MTI260 data, that's very useful and much appreciated.
As regards the the Z38xx modules, my Z3801As actually measure 10 9/16
between the front panel edges but obviously still too much to fit two like that
into a standard 19 inch rack.
I've considered two optio
Plan B and a half. or C and three quarters or whatever:-)
I just measured a Z3801A case, can't speak for any others in the series,
and that measures 9 1/4 inches from one outside edge of the front panel to
the opposite side of the box itself.
Cutting off opposing edges from two front
L
On Wed, Oct 22, 2014 at 5:53 PM, GandalfG8--- via time-nuts
<_time-nuts@febo.com_ (mailto:time-nuts@febo.com) > wrote:
Plan B and a half. or C and three quarters or whatever:-)
I just measured a Z3801A case, can't speak for any others in the series,
and that measures 9 1
nger piece mount in the slots in the side of
the front bezel and lock together. The lock pieces strap the rear square
frame posts together. Add the 2U (each 'U' is 1-3/4") rack mount
flanges and you're good to go.
Mike
On 10/22/2014 4:26 PM, GandalfG8--- via time-
n the road, someone will come up with the
mods to convert a REF-1 into a REF-0, and vice versa, unless the firmware
prevents that.
Bob
From: GandalfG8--- via time-nuts
To: time-nuts@febo.com
Sent: Tuesday, October 21, 2014 5:59 AM
Subject: Re: [time-nuts] Lucent KS-24361, HP/Symmetricom Z
;m just as happy to have bought
both units at this point. Maybe, down the road, someone will come up with the
mods to convert a REF-1 into a REF-0, and vice versa, unless the firmware
prevents that.
>
> Bob
> From: GandalfG8--- via time-nuts
> To: time-nuts@febo.com
>
More than one way to skin an egg, or something like that anyway:-)
A Google search on Vaish Milliren turned up this paper and another on the
260.
_www.mti-milliren.com/MTIPapers/Rubidium_Perf_in_260.pdf_
(http://www.mti-milliren.com/MTIPapers/Rubidium_Perf_in_260.pdf)
_www.mti-millire
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