You must Sign-in or Register to post messages in the Hobby Squawk community
Registration is FREE and only takes a few moments

Register now

Announcement

Collapse
No announcement yet.

2 blade vs 3 blade prop

Collapse
X
Collapse
First Prev Next Last
 
  • Filter
  • Time
  • Show
Clear All
new posts

  • #21
    Originally posted by doctormike View Post
    I know all the theories about this, mainly 3 blades are less efficient, but has anyone out there done actual flying comparisons? Has any one done static tests with a digital fishing scale? No speculations, please. Just the facts. Thank you, the doctor
    Usually the accepted formula for this is when going from a 2-bladed prop to a 3-bladed prop you drop 1" in diameter and up the pitch +1 so going from a 12 x 6 2 blade you'd want to go to an 11 x7 3 blade. On the Zinger website there is a big chart for this and going to a 4 bladed prop as well.

    Andy

    Comment

    Working...
    X