BLS-1704, HV-DIGITAL, HIGH TORQUE, MEGA HIGH SPEED, BRUSHLESS +Servo Arm (19.4kg/269.5oz, 0.033sec @8.4V)

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$78.99

Quantity (38)

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Availability	38 in stock
Weight	0.51 lbs
SKU	BBR-BLS-1704
Manufacturer	Blue Bird

BLS-1704, HV-DIGITAL, HIGH TORQUE, MEGA HIGH SPEED, BRUSHLESS +Servo Arm (Perfect for Heli)

APPLICATION / SUITABLE

Perfectfor Helicopter Tail [Rudder] & Airplane & 1/10th On-Road, Drift Car. (EP / Gas / Nitro)

SPECIFICATIONS

Torque At 6.0V	13.8 kg-cm / 191.7 oz-in
Torque At 7.4V	17.1 kg-cm / 237.5 oz-in
Torque At 8.4V	19.4 kg-cm / 269.5 oz-in
Speed At 6.0V	0.045 sec / 60°
Speed At 7.4V	0.038 sec / 60°
Speed At 8.4V	0.033 sec / 60°

PROTECTION MECHANISM

Soft Start Protection	Soft start to a neutral position.
Over Voltage Protection	Over 9.0V drive the protection mode and 8.4V return to normal mode.
Low Voltage Protection	Lower than 4.0V, drive the protection mode and 4.5V return to normal mode.
Locked Rotor Protection	Stall in 5 sec, output torque goes down.
Temperature Protection	Overheat 85 degrees C (185 degrees F), drive the protection mode and down 75 degrees C (167 degrees F) return to normal mode.
Lose Control Protection	When losing the transmitter signal, that servo will be back to the neutral position immediately and lock.

POWER SUPPLY

Operating Voltage Range

4.5V ~ 8.5V ( 4 ~ 6 Cell Ni-MH or 2S Li-Poly / 2S Li-Fe)

CONTROL SPECIFICATIONS

Control System	Digital Controller / AD 12-Bits Resolution ( 4096 Steps ) Frequency：333Hz / Neutral：1520us
Dead Band Width	0.001ms ( Default：1us)

MECHANICAL SPECIFICATIONS

Ball Bearing	Dual
Gear	ALL Steel w/ Nanometer Alloy Gears
Motor	High Premium Brushless Motor
Horn / Gear Spline	25 Teeth ( Same as F-Type )

PHYSICAL SPECIFICATIONS

Dimension (mm)	40.5 x 20 x 39 mm / 1.59 x 0.79 x 1.54 in
Weight (gram)	76.5 ± 1 grams / 2.70 oz

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