NRC - class E
NRC - class D
NRC – class F
Length
10.5 meters
11.5 meters
15 meters
Maximum diameter
2.6 meters
2.9 meters
3,75 meters
Maximum weight
1.5/2 Kg in flight order
2/2.5 Kg in flight order
4/4,5 Kg in flight order
Payload
7 Kg
9 Kg
25 Kg
Preparation time
2 hours
4 hours
Filling gas
helium
Helium
Flight endurance
25/40 minutes
40 minutes/2hours
Control system
Certified radio-command working on authorized frequencies
