Spartan Quark - MEMS AVCS Gyro Whether you are an ambitious beginner, a 3D Pro or simply love gadgets the Spartan Quark is the ultimate gyro choice for you. Its easy setup, high vibration immunity, and unparalleled performance are guaranteed to give a hassle free installation and enjoyment of your hobby. Do you love heart pounding 3D? We do; and we designed the Quark to deliver just that! The Quark is a high specification model helicopter gyro capable of delivering exceptionally consistent yaw rates even at eye-blurring speeds of over two full turns per second. The control is smooth and precise with a very solid feel and impressive holding power. The stopping characteristics give a nice soft, but precise response with no bounce back. Backed up with Spartan RC's industry-leading warranty and including 3 years free repair service and 50% RRP discounted crash replacements the Quark offers market leading performance, exceptional value and reassurance. Key features: Market leading tail hold and pirouette consistency Small and lightweight Designed for all helicopters; from the smallest electric to the largest nitro Supports all types of digital servos (760us, 960us and 1520us) Offers 250Hz, 333Hz and ultra-high 560Hz servo frame rates Superior MEMS sensor technology Optional advanced configuration via computer or PDA Firmware upgradable 12bit A/Digital Converter Dual operating modes; AVCS (heading lock) and Rate Lightweight black plastic case Box contents: Spartan Quark gyro Gyro Installation Guide Adhesive foam pads (3x) Strong adhesive tape (2x) Vibration damping plate Specifications: Dimensions: 20.6 x 20.6 x 9.6mm (0.81 x 0.81 x 0.36 inch) Weight: Plastic case 8.2 grams (inc. cables) Sensor Type: MEMS Control system: Proprietary PID with adaptive tuning Supported servos: 760us, 960us and 1520us centre pulse Standard setup: Servo type, reversing and dual endpoint adjustment Operating voltage: 3.8V to 8.4V Current draw: <75mA