777 engine RPM

Date:         11 Sep 97 03:35:28 
From:         sjnh@panix.com (Steven Hargreaves)
Organization: MindSpring Enterprises
Followups:    1 2 3
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Anyone have knowledge of the approx rotational speed of 777 engines
(inner core and fans) at take-off and cruise?  I'll split the beer I
win if the fans do <30,000 rpm.