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Related Manuals for GRAUPNER Hott Alpha 250Q
Summary of Contents for GRAUPNER Hott Alpha 250Q
- Page 1 User Manual Alpha 250Q Race Copter User Manual No: 16520.HoTT and 16520.RTF...
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Page 2: Table Of Contents
INNOVATION & TECHNOLOGY TABLE OF CONTENTS ..................................0 Introduction ..............................2 Service centres .............................. 2 Symbols Explanations ........................... 2 Safety notes .............................. 2 Product Features ............................4 Alpha 250Q Specifications ..........................4 Flight Preparations ............................5 Alpha 250Q RTF Preparations ........................5 Alpha 250Q RFH Preparations ........................ -
Page 3: Introduction
Parts are easily replaced as needed, requiring only basic tools. To assist with orientation during flight, a set of high intensity LED lights are mounted fore and aft. The Alpha 250Q is supplied with Graupner high efficiency C-Props which have been designed from the ground up to deliver better performance, less noise and longer flight times. - Page 4 / or modification of the product is not permitted. They may only be used with our recommended components and accessories. Use only genuine matching Graupner connectors of the same design and the same material. Make sure that all connections are secure. Do not pull on the cables when you unplug the connector.
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Page 5: Product Features
Warning voice notifications of battery level, radio range and assigned maximum altitude Over the air access for copter setup with any Graupner HoTT radio (6ch and up) No computer or setup boxes needed to configure or operate ... -
Page 6: Flight Preparations
INNOVATION & TECHNOLOGY High intensity LED light system External JST power bus for FPV equipment FLIGHT PREPARATIONS Your Alpha 250Q comes pre-assembled and all settings on the flight have been pre-wired and their rotation direction have been set at the factory. -
Page 7: Alpha 250Q Rfh Preparations
INNOVATION & TECHNOLOGY When attaching the battery make sure the Alpha 250Q is not moved for at least 4-5 seconds to allow for gyro initialization. 5. To test proper operation of the motors turn switch S1 to the on position and slowly push the throttle stick until the motors start spinning. -
Page 8: Before Flight Safety Checklist
INNOVATION & TECHNOLOGY The Alpha 250Q comes with two sets of propellers that are designed to either turn clockwise or counter clockwise. Each set has its own colour and it does not matter which colour you choose for the rear or the back for as long as you keep in mind the rotation direction of each propeller. -
Page 9: Telemetry (Rtf)
INNOVATION & TECHNOLOGY In case the Alpha 250Q is not hovering at a level flight attitude you should check the neutral position of the trims or perform a new level calibration (this is explained in the GR-18 flight controller section. Build up some experience flying the Alpha 250Q before switching from Attitude mode to Rate mode. - Page 10 INNOVATION & TECHNOLOGY STEP TWO: Go to the “m.type+quick” menu and select “model type”. Setup the motor at C1 to “idle re.” and the cutoff switch (motor on/off) to S1. Also note the model settings STEP THREE: Go to the “cont. sett.” menu and assign channel 5 to switch S3 to control attitude and rate mode.
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Page 11: Flight Controller
Other Graupner radio models may have similar settings depending on user preferences. Please check the Graupner websites and support forums for available models. In any case always consult your radio manual first to ensure proper use of the many available setting options. -
Page 12: Intended Use
For any improper use no warranty or liability is accepted. Read through this manual to familiarize yourself with the product before you attempt to program or setup the receiver. Graupner constantly works on the development of all of its products. We reserve the right to change the product, product functionality and capabilities. -
Page 13: Features
Natural flight performance Excellent stabilization for aerobatic figures Easy setup of the PID gyro settings Over-the-air setup by using Graupner HoTT radio Altimeter sensor for vario and altitude Technical Data Operating temperature: - 15..+70 °C (-15° 70° C) Dual full range antennas: 145 mm Total weight approx.: 14 g... -
Page 14: Receiver Settings
INNOVATION & TECHNOLOGY Receiver settings Accessing the GR-18 settings menu can be done via the TELEMETRY/SETTINGS & DATA VIEW. The method of accessing this menu is described in the operating instructions supplied with your radio. Low-voltage warning (ALARM VOLT) If the receiver voltage falls below the set value, a low-voltage warning a regular beeping at a rate of about one per second;... -
Page 15: Transmitter Setup
INNOVATION & TECHNOLOGY This socket allows you to use it either for telemetry or for an extra channel (9). (Note: Using both at the same time is not possible!) Switching is done in this menu item. receiver channel 9. Gyro Initialization After switching on your multicopter, the gyro is already active but not yet initialized. - Page 16 INNOVATION & TECHNOLOGY MODE Before you can use your multicopter you will need to calibrate your throttle in order for the GR-18 to learn the max and min range of your throttle channel. In order to do so set the controller mode from NORMAL ESC SET and go back to your transmitter main menu...
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Page 17: Axis Assignment
INNOVATION & TECHNOLOGY The GR-18 can log important flight data to any HoTT radio equipped with an SD memory card. Setting one is the default for telemetry log settings. Selectable Values: 0 = No logging 1 = Roll and Nick logging CALIBR. -
Page 18: Roll And Nick Pid Settings
Multicopters the value can be 100. If, because of its centre of gravity, the Multicopter is more agile on the Roll axis than on the Nick axis, then you can change here the roll factor. In the Graupner ALPHA RACE 250Q this value is set about 65%. -
Page 19: Yaw Pid Settings
INNOVATION & TECHNOLOGY AGILITY: Agility determines at what speed (yaw rate) a new position is occupied. ONLY FOR RATE MODE: R/N RATE I: Sets the I component of the rotation in rate mode. At too low values the Multicopter may swing slowly. However, it it stops after a roll or RATE: Sets the maximum rate of rotation in Rate mode. -
Page 20: Firmware Update
You will need the latest Firmware Update Studio program which can be downloaded from www.graupnerusa.com or www.graupner.com. Connect the adapter lead to the USB interface (order no. 7168.6). The connectors are reverse polarity protected: note the small chamfers on the sides. Never use force the connectors should engage easily. - Page 21 INNOVATION & TECHNOLOGY Connect the receiver and switch it on. The progress bar shows that the transfer is running normally. The receiver LED lights up red and green during this process and flashes red and green alternately once the transfer is complete. REV 1...
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