This
is the Radio Controlled Riser 2 Meter Class Sailplane Kit by Sig.
Designed for the beginner or sport builder and flyer.
Features:
Construction:
Built-up balsa
and ply
Wing:
Two-piece, attaches to fuselage with rubber bands
Pushrods:
Steel with flexible nylon tubing
Tow Hook:
3/32 x 1-7/8 formed wire
Includes:
Balsa
and hardwood parts
Decal sheet and tow hook rod
Pushrods, Hardware
Full-size plans
Requirements:
Radio:
2-channel
(elevator-rudder) w/2 standard servos or
3-channel (elevator-rudder-spoilers) w/3 standard servos
Receiver Battery:
4.8V NiCd
Covering:
2 rolls
Building and field equipment
Specifications:
Wingspan:
78″
(1981mm)
Wing Area:
620 sq in (40 sq dm)
Length:
41.5″ (1054mm)
Weight:
24 – 28 oz (680 – 800 g)
Wing Loading:
6 – 7 oz/sq ft (18.3 – 21.4 g/sq dm
Airfoil:
Flat bottom
Configuration:
High wing
Center of Gravity (CG):
3.5 – 3.9″ (90mm – 99mm) back from the leading edge of the wing measured at the fuselage
Control Throws-
Elevator (up & down):
3/8″ (9mm)
Rudder (left & right):
1-1/4″ (32mm)