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Old Jun 08, 2006, 01:02 AM
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Joined Sep 2005
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I got some new details about SJM400 from the website.

Specification:
1.Main rotor diameter: 655mm
2.Tail rotor diameter: 110mm
3.Airframe dimension: 600*120*200mm
4.Weight w/o power system: 257g
5.Weight(RTF): 540~580g
6.Main and tail rotor gear ratio: 1:5

Description:
*Whirling swashplate ccpm 120 degree
*Available for +/- pitch
*Mixing control of 3D rotor head through main rotor and flybar in high quality
*The whole kit is made of all aluminum alloy and fiber glass which are all processed through CNC

Power system:
6~12g servo *3
6~12g high-speed servo *1
Gyro *1
RC receiver *1
Brushless motor *1 (3950kv with 11,12,13,14T)
ESC25A
Li polymer battery (1500mah 12c *1)
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