I've bought dozens of them over the years and talked to crystal engineers for tens of hours. I watched them plated and tuned at a crystal filter company in Phoenix. I own Virgil Bottom's book on the subject and understood half of it.
πθ°μΩω±√·Γλ WB0KVV ---------- Forwarded message ---------- From: Bob kb8tq <kb...@n1k.org> Date: Sun, Jun 4, 2017 at 5:15 AM Subject: Re: [time-nuts] HP5061B Versus HP5071 Cesium Line Frequencies To: Discussion of precise time and frequency measurement <time-nuts@febo.com> Cc: "rwa...@aol.com" <rwa...@aol.com>, "Donald E. Pauly" <trojancow...@gmail.com> Hi Have you ever tried to actually *buy* a crystal built to a specification? There is a tolerance on them. That has a profound impact on what you can *buy*. Bob _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
