The GPS Week rollover occurred in August 1999. Depending on when the actual
9390-XXX was made, there may or may not have been a firmware fix (I know
that some 9390 units required new GPS receiver boards). Unfortunately the
situation is complicated as Datum was acquired by Symmetricom, and a lot of
Hi:
Problem solved.
The Ultra Stable Oscillator coarse tuning pot needed adjustment.
Once it was adjusted to put the strong center peak into the center of
the control voltage range s/n 1013 locked right up.
This procedure is described in appendix A of the manual. But the
procedure for the S/2
Hi:
In an attempt to get the yellow Align lamp to turn off, while the green
Lock LED is on, the 4060 was unplugged yesterday around 11 am and today
around 10 am plugged back in and turned off the AC power fail alarm.
At about 11:15 the Yellow operation LED, the red operation Alarm and the
yell
> What type of Y2K 'upgrade' does this unit need?
Have you poked around on google?
http://www.symmttm.com/community_center_view_message.asp?ID=137
I forget the details. A while ago, some field in the GPS data format rolled
over. It's similar to the Y2K problem, but GPS specific. Something l
> --- Original message ---
> from: "Tom Clark, K3IO (ex W3IWI)" <[EMAIL PROTECTED]>
> to: time-nuts@febo.com
> concerning: Re: [time-nuts] Rain, Water, etc
> Date: Mon, 06 Mar 2006 15:28:24 -0500
>
>
>[EMAIL PROTECTED] wrote:
>
> David and Tom opined:
>
> Rain should have an effect on
The unit hasn't shipped yet. If it doesn't come up with the correct time,
am I S.O.L?
What type of Y2K 'upgrade' does this unit need?
Tnx
At 10:59 PM Monday 3/6/2006, you wrote:
>If your 9390 comes up with the correct date by itself, it is Y2k OK.
>Be sure to check whether it is set for UTC o
Hi...
I currently use a Conexant (Rockwell) Jupiter GPS
receiver to calibrate a standalone Oscilloquartz B541
OXCO as a local frequency standard, and, while being
less accurate that a professionnal GPS slaved
frequency standard, it far overmeets my needs.
The beauty with the Conexant Jupiter is t
