GRAUPNER DES 677BB STANDARD DIGITAL SERVO 7942Equipped with precision components like ball bearings to increase durability and longevity, the Graupner DES 677 BB High-Speed Standard Digital Servo is the ultimate combination of torque and speed. The low dead-band technology, high-speed, real-time responses, and Graupner’s exclusive programmable digital circuits makes the DES 677 BB a reliable and excellent performing servo. Ideal choice for helicopters. The DES 677 BB can be specially programmed to meet your unique specifications via the free Graupner Servo Setup Software. FEATURES Coreless motor Digital servo featuring dynamic torque, excellent speed, superior response and holding torque Programmable Digital Circuit and SMT circuitry 1024 high resolution Supporting 1-16µ depending on programming Covering the wide range of frame rate 20Hz-400Hz 10-bit processing circuit INCLUDES DES 677 BB Standard Digital Servo Horn set Specifications Category Standard Type Digital Motor Coreless Speed 4.8V 0.08 Sec/60 6.0V 0.07 Sec/60 7.4V 　 Torque 2.04kg @ 4.8V Torque 2.65kg @ 6.0V Gear CarbonPoly Bearing 2BB Heat sink O Connector type JR Size 1.26 x 0.63 x 1.32 in 32.0 x 16.0 x 33.5 mm Weight 1.01 oz 28.50 g Horn size Ø 6(25T)