[time-nuts] FA HP 5060A

the 100 kc divider from getting an input. If you have any questions, just ask. It's the unit my web page is based on. http://www.pacificsites.com/~brooke/5060A.html 73, Brooke Clarke, N6GCE -- w/Java http://www.PRC68.com w/o Java http://www.pacificsites.com/~brooke/PRC68COM.shtml http

[time-nuts] Phase lock a VCXO to a standard 10MHz or to a GPS(1pps)

Hi: Steven Bible says the Reflock II might be available in September 2005, see: http://gref.cfn.ist.utl.pt/cupido/reflock.html Have Fun, Brooke Clarke, N6GCE -- w/Java http://www.PRC68.com w/o Java http://www.pacificsites.com/~brooke/PRC68COM.shtml http://www.precisionclock.com

[time-nuts] HP 5060A Manual On Line?

Hi: The 5060A manual I have is for serial number prefixes 532 (and 528, 516, 512, 504) but does not cover prefix 732 which is my model. Is there a 5060A manual on line that's new enough to cover the 732 prefix? Thanks, Brooke Clarke -- w/Java http://www.PRC68.com w/o Java http

[time-nuts] Velleman MK153 Single Digit LED Clock Kit

/moreinfo.cfm/MK153 Many of the Velleman Mink Kits (MKnnn) are PIC based. Have Fun, Brooke Clarke -- w/Java http://www.PRC68.com w/o Java http://www.pacificsites.com/~brooke/PRC68COM.shtml http://www.precisionclock.com ___ time-nuts mailing list time

Re: [time-nuts] Re: UTC, 60 Hz

Hi Tom: Does your phase plot mean that a mains powered wall clock might be off by 10 seconds? Have Fun, Brooke Clarke, N6GCE -- w/Java http://www.PRC68.com w/o Java http://www.pacificsites.com/~brooke/PRC68COM.shtml http://www.precisionclock.com Tom Van Baak wrote: . . . For real plots

Re: [time-nuts] Microwave counter with RPS10 rubidium on eBay

output and RS-232 coms. Have Fun, Brooke Clarke -- w/Java http://www.PRC68.com w/o Java http://www.pacificsites.com/~brooke/PRC68COM.shtml http://www.precisionclock.com David Kirkby wrote: I don't know if this is of interest to anyone, but there is an 18 (perhaps 24) GHz microwave counter

Re: [time-nuts] Datum 1000B 10 MHz Oscillator pin outs for the DB-9connector?

Hi Robert: The part number on the 1000B is 05818-119. Thanks for the pinout info, Brooke Clarke [EMAIL PROTECTED] wrote: About the time I posted the link to the 1000B datasheet, I noticed that it doesn't have the pinout you're looking for (but I went ahead and posted it anyway). I also

[time-nuts] Datum 1000B 10 MHz Oscillator pinouts for the DB-9 connector?

, Brooke Clarke, N6GCE -- w/Java http://www.PRC68.com w/o Java http://www.pacificsites.com/~brooke/PRC68COM.shtml http://www.precisionclock.com ___ time-nuts mailing list time-nuts@febo.com https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts

Re: [time-nuts] How do I measure oscillator frequency using 1pps?

averages the 1 day accuracy is about 3E-15. Another option is to use a computer to read the negative sawtooth correction from the GPS receiver and use that on a second by second basis to correct the 1 PPS TI. 73, Brooke Clarke, N6GCE -- w/Java http://www.PRC68.com w/o Java http

Re: [time-nuts] Re: World's most accurate PC clock!

Hi Magnus: Thanks for the corrections and additions, they've been made to the web page. Have Fun, Brooke Clarke, N6GCE -- w/Java http://www.PRC68.com w/o Java http://www.pacificsites.com/~brooke/PRC68COM.shtml http://www.precisionclock.com Magnus Danielson wrote: From: Brooke Clarke [EMAIL

Re: [time-nuts] meteor collision

Hi: How about http://www.NASA.gov or http://www.nasa.gov/mission_pages/deepimpact/main/index.html?skipIntro=1 Have Fun, Brooke Clarke, N6GCE -- w/Java http://www.PRC68.com w/o Java http://www.pacificsites.com/~brooke/PRC68COM.shtml http://www.precisionclock.com [EMAIL PROTECTED] wrote

[time-nuts] WTB FTS4060/S24 PCBs

Hi: I'd like to reverse engineer the Printed Circuit Board that attaches to the Cesium Beam Tube and the PCB that acts as the mother board for the physics package. This would help greatly in troubleshooting the FTS4060/S24. 73, Brooke Clarke, N6GCE -- w/Java http://www.PRC68.com w/o Java

Re: [time-nuts] : Triax Adapters for the FE 70E

. Pomona has adapters from these to ordinary coax. There are two versions one used 2 lugs (5298)and the other used 3 lugs (5299). See: http://www.pomonaelectronics.com/index.php?i=prodsubparent=RFCONNcat=TRIAXCONNgetDetails=0 73, Brooke Clarke, N6GCE -- w/Java http://www.PRC68.com w/o Java http

Re: [time-nuts] Data collection cycle -- multiple sources to one counter?

HI David: A PIN diode is great for switching RF frequencies above the diode's lifetime. But not so good at switching DC coupled signals. The FET type switches, like the MAX458 are designed for switching DC coupled signals. Have Fun, Brooke Clarke, N6GCE -- w/Java http://www.PRC68.com w/o

Re: [time-nuts] Data collection cycle -- multiple sources to one counter?

cable was both flexible and repeatable without the need for mandrel bending. Regular coax if not allowed to move would only have temperature variations. Have Fun, Brooke David Kirkby wrote: Brooke Clarke wrote: When working with the HP 4380S Balanced Network Analyzer system I found

Re: [time-nuts] Agilent Discontinued Products web Links #2

Brooke Brooke Clarke wrote: Hi: Agilent has a free program to get permission to offer CD or DVD manuals of obsolete Agilent (HP) products and also to allow offering these on line. They have a web page where they list those that have been approved (like yours truly and David Kirkby) that page

Re: [time-nuts] Airflow around oscillators.

their traces etched away. DO NOT PUT THE BATTERIES CLOSE TO THE OVEN! The PRS-10 needs to be mounted to a heat sink, either the factory finned one or a sizable slab of metal. Do not run it free standing. Have Fun and keep us posted, Brooke Clarke, N6GCE -- w/Java http://www.PRC68.com w/o Java

Re: [time-nuts] Fine frequency adjustment in 5370B

Hi David: It's so easy to feed the PRS10 a 1 PPS from GPS so I don't understand your comment I don't have anything locked to GPS yet, but even when I do, it is not always going to be that convenient for me Have Fun, Brooke -- w/Java http://www.PRC68.com w/o Java

Re: [time-nuts] Having fun with LORSTA list and google maps

Hi Poul: The links below are one step back from full magnification for the two that I chacked 9940X 9660X. Thanks very much for these, Brooke Poul-Henning Kamp wrote: Googles map service can show sattelite pictures, and one can enter lon+lat directly in the URL so I played around with the

Re: [time-nuts] Having fun with LORSTA list and google maps

afternoon when there's excess electricity. Just above and the the left out of the frame is the Sunnyvale Blue Cube Air Force base where the space satellites are controlled. Have Fun, Brooke Poul-Henning Kamp wrote: In message [EMAIL PROTECTED], Brooke Clarke writes: Hi Poul: The links below are one

Re: [time-nuts] SR620 on eBay (not mine) 7512332987

of is the sellers item flakey? The seller I don't think I've ever seen a counter Brooke Clarke wrote: Hi: There's an SR620 counter on eBay as item 7512332987. It's not mine, just info. Brooke Clarke, N6GCE -- w/Java http://www.PRC68.com w/o Java http://www.pacificsites.com/~brooke/PRC68COM.shtml http

Re: [time-nuts] My Drifting Cesium Plot

- 210.21 R2 = 0.9773 Have Fun, Brooke Brooke Clarke wrote: Hi: I added the data from the 2100T Loran-C receiver on top of the GPS data. Note that the LORAN-C receiver has 10 ns minimum increments so any data near zero ns is just noise and it has the opposite polarity. The 2100T always starts from zero

Re: [time-nuts] Physical Clocks

Hi Bill: I for one think physical clocks are will within the [time-nuts] charter if they are of the precision type. I too am interested in them. Have Fun, Brooke Clarke, N6GCE -- w/Java http://www.PRC68.com w/o Java http://www.pacificsites.com/~brooke/PRC68COM.shtml http://www.precisionclock.com

Re: [time-nuts] Brooks Shera's GPS standard or HP Z3801A??

Hi Tom: Don't forget that SRS has the free PC program Rbmon that talks to the PRS10, although it's listed with a different Rb product. 73, Brooke Tom Van Baak wrote: Why would it be cheaper than building Brook Shera's unit? You still need all the same electronics, but a more expensive

Re: [time-nuts] Brooks Shera's GPS standard or HP Z3801A??

a couple of hundred year old pendulum clock more accurate!!! Dr. David Kirkby Brooke Clarke wrote: Hi Tom: Don't forget that SRS has the free PC program Rbmon that talks to the PRS10, although it's listed with a different Rb product. 73, Brooke Tom Van Baak wrote: Why would it be cheaper than building

Re: [time-nuts] IEEE-488 HP-IB GP-IB Chips

Hi Rick: I remember that when the Motorola 6800 first came out (my first computer was a SWTP 6800 based kit) there were a family of 68xxx chips to go with it and one of them was the 68488. But very shortly after that it was common knowledge that there was a problem with it and almost no one

Re: [time-nuts] Telling UT+ to shut up...

Hi John: As far as I know all you can do is see what messages are being send and turn each one off. Have Fun, Brooke John Ackermann N8UR wrote: Is there a way to tell a Motorola UT+ that is outputting some unknown set of messages in binary format to stop all output? I don't want to do a

Re: [time-nuts] homebrew atomic reference oscillator?

Hi Bob: If you were going to attempt it first have a tour of the Stanford Research facility in Sunnyvale, CA. You can see the glass blowing used for the lamp and the filter. The manual for the PRS10 explains how it works. Have Fun, Brooke Clarke, N6GCE Robert Aurand wrote: - Original

Re: [time-nuts] Cesium DOES Drift, not

. Frequency plots will graphically show frequency instability (the width of the line) and frequency drift (the slope of the line). /tvb Now Having Fun, Brooke Clarke, N6GCE ___ time-nuts mailing list time-nuts@febo.com https://www.febo.com/cgi-bin

[time-nuts] GPS Serial Data Causes Mouse Pointer to Move

a driver for a serial ball pointing device. Using Device Manager to uninstall the serial ball pointing device does not work because at the next boot it gets reinstalled. The fix is to Disable the serial ball pointing device. 73, Brooke Clarke, N6GCE -- w/Java http://www.PRC68.com w/o Java http

Re: AW: [time-nuts] Strange effect with C-Field change -- and a bit ofdata

Hi: The FTS4060/S24 has a package that can be easily removed (a few bolts and some coax and multipin connectors). The Cesium tube and a number of other circuit parts are in this package. The Cesium tube and what FTS calls an interface board bolted to it and that's where all the wires from the

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