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Testreport LTF 97

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Z-One L
Type designationZ-One L
Type test reference noDHV GS-01-1049-02
Holder of certificationFirebird GmbH + Co. KG
ManufacturerFirebird GmbH + Co. KG
Classification1 GH
Winch towingYes
Number of seats min / max1 / 1
AcceleratorYes
TrimmersNo
 Behaviour at min weight in flight (100kg)Behaviour at max weight in flight (130kg)
Take off11
Inflationevenly, immediatelyevenly, immediately
Rising behaviourimmediately comes over pilotimmediately comes over pilot
Take off speedaverageaverage
Take off handlingeasyeasy
 
Straight flight11
Trim speed [km/h]3637
Accelerated speed [km/h]45
Roll dampinghighhigh
 
Turn handling11
Spin tendencyslightslight
Control travelhighhigh
Agilityhighhigh
 
Symmetric stall11
Deep-stall limitlate > 75 cmlate > 75 cm
Full stall limitlate > 90 cmlate > 90 cm
Increase in steering powerhighhigh
 
Front collapse11
Pre-accelerationslightslight
Opening behaviourspontaneous, quicklyspontaneous, quickly
 
Asymmetric collapse11
Turn tendency< 90 degrees< 90 degrees
Rate of turnslightslight
with decelerationwith deceleration
Loss of altitudeslightslight
Stabilizationspontaneousspontaneous
Opening behaviourspontaneous, quicklyspontaneous, quickly
 
Countersteering an asymmetric collapse11
Stabilizationcountersteering easycountersteering easy
Control travelaverageaverage
Control pressure increasehighhigh
Turn in opposite directioneasy, no tendency to stalleasy, no tendency to stall
Opening behaviourspontaneous, quicklyspontaneous, quickly
 
Full stall, symm. exit11
Full stall, asymm. exit11
Spin out of straight flight11
Spin out of turn11
Spiral dive11
Entryeasyeasy
Spin tendencyslightslight
Exitspontaneousspontaneous
 
B-line stall11
Entryeasyeasy
Exitspontaneousspontaneous
 
Landing11
Landing behavioureasyeasy
 
Front collapse (accelerated)-1
Pre-acceleration-slight
Opening behaviour-spontaneous, quickly
-
 
Asymmetric collapse (accelerated)-1
Turn tendency-90 - 180 degrees
Rate of turn-slight
-with deceleration
Loss of altitude-slight
Stabilization-spontaneous
Opening behaviour-spontaneous, quickly
-