User manual
Product Description | 13
8.4.2.3  Correct dimensioning
 > Asthecurrentdrawnrises,thebatterypackwarmsandtheusablecapacityislowered.
The ideal operating temperature during discharge is between +20 and +40 °C and must 
notexceed+60 °Cevenunderextremeload.
 > Themaximumshort-timecurrentthatcanbeloadedtothebatterypack isstatedin
thetechnicaldatasheetsorcanbereaddirectlyfromthebatterypack.Thevalue“C”
alwaysreferstothecapacityvalueoftherespectivebatterypack.
Example: 
A battery pack with a capacity of 2100 mAh and ”20 C” can be loaded 
with 2100 mA x 20 = 42 A maximum.
 > However,themaximumpermissiblecontinuouscurrentisclearlylower.Ifthereareno
precisemanufacturer’sspecications,thebatterypackshouldnotbeloadedwithmore
thanapprox.50%ofthemaximumpermissiblesurgecurrentoveralongterm.
8.5  Miscellaneous
 > Consultanexpertwhenindoubtaboutoperation,safetyorconnectionofthedevice.
 > Maintenance,modicationsandrepairsaretobeperformedexclusivelybyanexpert
orataqualiedshop.
 > If you have questions which remain unanswered by these operating instructions,
contact our technical support service or other technical personnel.
9. PRODUCT DESCRIPTION
The »Xtreme is a pre-assembled quadcopter ight model with four rotors. In the
professionaleld,suchightdevicesarealreadyusedforthemostdiverseoftasks.The
latest micro processor controlled electronics with position control and acceleration sensor 
stabilizethe»Xtreme.The»Xtremeisanidealmicromultirotorplatformwiththeabilityto
lift a camera such as GoPro
®
, RC Logger PRO, SOCAM
®
orsimilarusingtheoptional“RC
LoggerAerialKit”(89064RC).
High-quality direct current brushless motors in connection with a specially developed
control permit a long, powerful ight operation. The new control and electronic self-
stabilisationleadtogreatightproperties.Differentyingprogrammesensurethatboth
beginnersandexpertswillhavefun.
You can operate the »Xtreme via:
 > Stock transmitter
 > RC EYE OneLINK (89036RC) & Your own transmitter (e.g. Futaba, Spektrum) 
 > PPM (Pulse-position modulation) & Your own transmitter
The »Xtreme can be operated both indoors and outdoors during calm weather conditions. 
The in-built electronic controls can balance out small undesired changes to the ight
altitude.Thelowweightofthe»Xtrememakesitreactsensitivelytowindordraughts.
Youcanythe»Xtremeinthreedifferentmodes:
 > Beginner
 > Sport
 > Expert
Themodelisdesignedforbeginnersaswellasexperiencedmodelhelicopterpilots.
Tap the model’s full potential through regular practice.










