Hovey Whing Ding

specifications
 
powerplant
propeller
length
height
wing span
wing area
seats
empty weight
 useful load
gross weight
fuel capacity
range		 HP Range8-15
x
 13ft
 x
 17ft
 98sq. ft
1
 122lb
x
 310lb
 1gal
 28n.m

performance

takeoff distance, ground roll
rate of climb
max speed
cruise speed
landing distance, ground roll
 service ceiling		 250ft
 200fpm
 45mph
 35mph
 100ft
x

limiting and recommended speeds

design manoeuvring speed (Va)
never exceed speed (Vne)
stall, power off (Vsl)
landing approach speed 		x
x
 28mph
x

All specifications are based on manufacturer's calculations

Wood and aluminium tube biplane. Serious builders today usually scale up 130%-160%.