Try the GenRad Group on Yahoo. Some GR design engineers are in that group. Also, there is a General Radio Historical Society with an extensive manual archive.
-John ============ > I am in the early stage of writing a history of the General Radio model > 275 crystal (piezoelectric) oscillator. I have one complete 275, and parts > to a second. The 275 was the first commercially available crystal > oscillator. I hope to restore both 275s to operation. The paper will > also cover the model 375 station monitor which followed the 275 and used > the same oscillator. I have most of a 375, which I will soon begin > restoration. I am interested in any pieces of hardware, including models > 276 and 376 Quartz Plates, and any documentation (or copies thereof) > including the relevant portions of the General Radio E and F catalogs. > > Sincerely, > > John WA4WDL > > > John M. Franke > 1500 Ibis Ct. > Portsmouth, VA 23703 > 757 465 1204 > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > > _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
