It is an 8 pin DIP, 24 MHz oscillator with an onboard divide output in order to provide a dual output oscillator. It is an ECS-300CX-240 and DigiKey lists it as obsolete since 2009. They say 'call'. They also show stock on the 12.8 MHz chip. I wonder if that would work?
Joe -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of [email protected] Sent: Sunday, May 13, 2012 10:02 AM To: [email protected] Subject: Re: [time-nuts] Shera Controller - U7 It is the Xtal with 1/4 Bert Kehren In a message dated 5/13/2012 10:52:47 A.M. Eastern Daylight Time, [email protected] writes: Maybe you can remind us what U7 is. Someplace I have a schematic but not handy right now. On Sun, May 13, 2012 at 5:24 AM, Kevin Staley <[email protected]> wrote: > Hi All > > I am building the Brooke Shera GPSDO controller board but have run > into problems sourcing U7. Chris Albertson Redondo Beach, California _______________________________________________ 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. _______________________________________________ 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.
