[time-nuts] General Radio frequency standard question

Brooke Clarke brooke at pacific.net
Tue Nov 3 20:32:13 UTC 2015


Hi Tom:

https://groups.yahoo.com/neo/groups/GenRad/info

http://www.prc68.com/I/GR650A.shtml & 1650
http://www.prc68.com/I/GRsound.shtml

https://www.google.com/search?num=50&safe=off&hl=en&biw=1102&bih=727&tbm=pts&q=inassignee%3A%22Gen+Radio%22&oq=inassignee%3A%22Gen+Radio%22&gs_l=serp.12...5687.6294.0.9069.3.3.0.0.0.0.138.344.1j2.3.0....0...1c.1.64.serp..3.0.0.Y7GFfmyMqGk
Mail_Attachment --
Have Fun,

Brooke Clarke
http://www.PRC68.com
http://www.end2partygovernment.com/2012Issues.html
http://www.prc68.com/I/DietNutrition.html
Tom Van Baak wrote:
> Some of you know I spend as much time looking backward as looking forward: both ends of the precision time envelope are extremely interesting -- from chronometers and tuning forks -- to cesium clocks and masers.
>
> In particular I trying to restore and power up several old NL (Norrman Laboratories) and GR (General Radio) pre-quartz frequency standards/clocks from the 1930's. Can someone tell me if there's an active GenRad user group, web-forum, or mailing list on the web? In spite of a heavy shelf of General Radio Experimenter magazines, GR catalogs and GR manuals, I could use some help.
>
> Replies on- or off-list are ok.
>
> For those of you new to the 20th century history of time & frequency see mouth-watering specimens like:
> http://leapsecond.com/museum/gr1103a/
> http://leapsecond.com/museum/gr1190a/
> http://leapsecond.com/museum/gr676b-50kc/
> http://leapsecond.com/museum/gr815b/
> http://leapsecond.com/pages/old-genrad/
>
> Thanks,
> /tvb
>
> _______________________________________________
> time-nuts mailing list -- time-nuts at febo.com
> To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
> and follow the instructions there.
>




More information about the Time-nuts_lists.febo.com mailing list