PPRuNe Forums - View Single Post - Prop speeds
Thread: Prop speeds
View Single Post
Old 6th Nov 2012, 14:51
  #20 (permalink)  
barit1
 
Join Date: Feb 2005
Location: flyover country USA
Age: 82
Posts: 4,579
Likes: 0
Received 0 Likes on 0 Posts
No, the DC-3 CRANKSHAFT turns ~2000 rpm (that's what the cockpit tach shows).

The prop turns 56.25% of that speed, or 1125 rpm - because of the gearing ratio.
barit1 is offline  
Reply