PPRuNe Forums - View Single Post - Prop tip speed on my (Spitfire) Maule
Thread: Prop tip speed on my (Spitfire) Maule
View Single Post
Old 4th Dec 2017, 19:32
  #26 (permalink)  
sycamore
 
Join Date: Jun 2002
Location: east ESSEX
Posts: 4,674
Received 70 Likes on 45 Posts
OY,Treadders,I refute that remark..! 13 ft H-Std prop at 2600rpm,prop reduction ratio .5625 ,gives 995 ft/sec,about .9M.At 180 kts(300ft/sec) gives 1039 fps tip speed(.94M).
Glad it got your attention..!!
2400/40" much quieter.
1600/24" much better for the wallet in the cruise.....
sycamore is offline  
Reply