Product Details:
HKS-9257 is a high speed, high torque digital servo, Suitable for HK500/Align Trex-500 size Helis.
Spec. Dead band: 0.002ms (Default) Control System: +Pulse Width Control Working frequence: 1520s / 80hz Digital mode/Analogy mode (RX) Required Pulse: 3.0~5.0 Volt Peak to Peak Square Wave Operating Voltage: 4.8~6.0 Volts DC Operating Temperature Range: -10 to + 60 Degree C Operating Speed (4.8V): 0.08 sec/60 degrees at no load Operating Speed (6.0V): 0.07 sec/60 degrees at no load Stall Torque (4.8V): 3.8 kg.cm Stall Torque (6.0V): 4.2 kg.cm 360 Modifiable: NO Motor Type: Coreless Motor Potentiometer Drive: Indirect Drive Driver Type: FET Bearing Type: Dual Ball Bearings Gear Type: Plastic gear Programmable: YES Connector Wire Length: 18.0 Dimensions: 36x15.3x21.8 mm Weight: 25 g Equipped with two ball bearings. For use with the Futaba GY401 (FUTM0807, FUTM0808) and the GY502 gyros.
Does not work with these Futaba radios (4FG, 5FG/K, 6FG, 6FG/K, 7FG/K New Terratop, 3EGX, 3PGE, 2NL, 2LGX, 2FR, 2PK series) These radios have a servo neutral signal of 1310us not compatible with this servo. Do not use with AM radios.
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