Written by Pat Tritle
Build this FF Sport biplane
As seen in the January 2021 issue of Model Aviation.
Download free plans!Full-size plansOrder Plans from AMA Plans Service
At a Glance
Specifications
Wingspan: 21 inches
Length: 20 inches
Wing area: 139 square inches Flying weight (with rubber): 59.6 grams
Materials
Wood
(1) 1/16 × 3 × 6-inch sheet balsa
(1) 3/32 × 3 × 12-inch sheet balsa
(1) 1/8 × 3 × 12-inch sheet balsa
(4) 1/16 square × 36-inch balsa
(2) 1/16 × 1/8 × 36-inch balsa
…