[time-nuts] time-nuts Digest, Vol 34, Issue 41

jsternmd jsternmd at earthlink.net
Mon May 21 13:18:26 EDT 2007


Do you know more about the alarm pinouts... what their setpoints or trigger levels are?

73 Jerry
K1JOS

-----Original Message-----
>From: time-nuts-request at febo.com
>Sent: May 21, 2007 12:00 PM
>To: time-nuts at febo.com
>Subject: time-nuts Digest, Vol 34, Issue 41
>
>Send time-nuts mailing list submissions to
>	time-nuts at febo.com
>
>To subscribe or unsubscribe via the World Wide Web, visit
>	https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
>or, via email, send a message with subject or body 'help' to
>	time-nuts-request at febo.com
>
>You can reach the person managing the list at
>	time-nuts-owner at febo.com
>
>When replying, please edit your ubject line so it is more specific
>than "Re: Contents of time-nuts digest..."
>
>
>Today's Topics:
>
>   1. Lucent RFTG-M-XO reference question (Tom Clifton)
>
>
>----------------------------------------------------------------------
>
>Message: 1
>Date: Mon, 21 May 2007 08:27:21 -0700 (PDT)
>From: Tom Clifton <kc0vsj at yahoo.com>
>Subject: [time-nuts] Lucent RFTG-M-XO reference question
>To: time-nuts at febo.com
>Message-ID: <231895.20051.qm at web37005.mail.mud.yahoo.com>
>Content-Type: text/plain; charset=iso-8859-1
>
>Before I go and spend $150 on eBay for one - I would
>like to know if they can be used as a stand-alone GPS
>desciplined oscillator without the 10mhz input from
>the rubidium unit.
>
>Also - has anybody found a manual on-line for one of
>these guys?
>
>73 - Tom in St. Louis
>
>
>There was an older posting from Oct 2005 describing
>the RFG-M unit:
>
>The board you are describing is used in the Lucent
>RFG-M-XO reference frequency generator. It takes in 10
>MHz on J2 from a Rubidium oscillator and disciplines
>the Efratom SC cut OCXO on the main board from the 10
>MHz input. 
>
>The output from the OCXO is converted to 15 MHz and
>supplied as the reference output on J4. 
>The RFG-M-RB and RFG-M-XO normally mount together in a
>chassis (which I didn 't get) and the modules are
>connected to the chassis by a harness with a DB15 on
>the chassis end. The pin out for the harness is as
>follows:
>
>DB15M     TO/Pin#                  Description
>Pin #
>1            RFG0 - P1-1            +24v 1.3A/0.6A
>2            RFG0 - P1-2            Common
>3            RFG1 - P1-1            +24v 0.6A/0.4A
>4            RFG1 - P1-2            Common
>10          RFG0 - J3-1             Alarm
>11          RFG0 - J3-2             Alarm
>12          RFG1 - J3-1             Alarm
>13          RFG1 - J3-2             Alarm
>
>A second interface cable ties the RB to the XO as
>follows:
>
>RBJ5   XOJ5
>Pin #    Pin#
>1            5
>3            3
>
>The male DB9 is P1 and pin 1 = +24v @ 400ma, Pin 2 =
>Common. This will power
>up the board so you can verify operation of the OCXO.
>Unfortunately that is
>all the information I have on the unit.
>Hope this helps.
>
>
>
>       
>____________________________________________________________________________________Give spam the boot. Take control with tough spam protection in the all-new Yahoo! Mail Beta.
>http://advision.webevents.yahoo.com/mailbeta/newmail_html.html 
>
>
>
>------------------------------
>
>_______________________________________________
>time-nuts mailing list
>time-nuts at febo.com
>https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
>
>End of time-nuts Digest, Vol 34, Issue 41
>*****************************************





More information about the time-nuts mailing list