As featured in RCM&E March & April 2015
Bob Halls period racer may have been short-lived, however Rob Caso's scale replica is guaranteed to find favour.
Name: Springfield Bulldog
Model type: Scale vintage racer
Designed by: Robert J. Caso
Wingspan: 51” (1295mm)
Fuselage length: 34.5” (876mm)
Wing area: 3 sq. ft. (0.28 sq. m)
All-up weight: 5 lb 2oz (2.3kg)
Wing loading: 27.5oz / sq. ft. (8.4kg / sq. m)
Functions (servos): Aileron (2); elevator (1); rudder (1); throttle (via ESC)
Rec’d engine: O.S. Max OMA-3825-750 brushless outrunner; 50A ESC; 4s 3300mAh Li-Po; 12 x 8” prop.