12.5
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Some example configurations:
TRANSMISSION SETUP
It is important to choose the right reduction ratio to maximize efficiency based on your required flight performance.
It is possible to optimize any motor and battery combination.
It is recommended to use wiring and connectors appropriate for the currents generated in a helicopter of this class.
If you are using a head speed calculator which requires a main gear and pinion tooth count, use
120
teeth for the main gear and
the tooth count of your pulley as the pinion count.
Below is a list of available reduction ratios:
H0501-19-S - 19T Pinion = ratio 6.3:1 H0501-22-S - 22T Pinion = ratio 5.5:1
H0501-20-S - 20T Pinion = ratio 6:1 H0501-23-S - 23T Pinion = ratio 5.2:1
H0501-21-S - 21T Pinion = ratio 5.7:1 H0501-24-S - 24T Pinion = ratio 5:1
The Goblin 380 accepts a wide selection of batteries with different capacities. The suggested number of cells is 6.
All batteries from 1500 to 2600 mAh offer good performance.
We recommend the use of an 1800 mAh battery for the perfect compromise between weight and performance (3D flight).
Larger capacity batteries (2200-2600) increase flight times at the expense of weight and reduced agility (Sport flight).
CONFIGURATION
Motor ESC Motor Pulley RPM Max Pitch
Quantum
2820-880
Scorpion
HK 3014-900
X-NOVA
2820-890
Scorpion
HK 3020-1000
KDE
500XF 925-G3
X-NOVA
3215-930
CC Lite 75 22T 3000
20T 3000
CC Lite 75 22T 3100
20T 3100
CC Lite 75 23T 3200
18T-
19T
3200-
3350
CC Lite 75 21T-
22T
3200-
3350
21T 3200
19T-
20T
3350-
3500
CC Lite 100 21T-
22T
3300-
3450
CC Lite 75 22T-
23T
3200-
3350
20T-
21T
3200-
3350
CC Lite 100 23T-
24T
3350-
3500
21T-
22T
3350-
3500
12.5
12.5
12.5
12.5
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Note: Although the Goblin can handle even higher RPMs, for safety reasons we suggest to not exceed 3400 RPM.
Kontronik
Pyro 380-9
HW 100 - Koby 90 - YGE 90
HW 60 - Koby 70 - YGE 60
HW 60 - Koby 70 - YGE 60
HW 60 - Koby 70 - YGE 60
HW 60 - Koby 70 - YGE 60
HW 100 - Koby 90 - YGE 90
HW 60 - Koby 70 - YGE 60
Motor
ESC
Pulley Suggest
RPM Max
Pitch
Page 14
Chapter 10, Installation Of The Motor