Nederlandse tekst

F4D, Open Scale Rubber

Qualification

The F4D scale class is for scale free flight rubber powered models of not more than 150 g (including motor) and a maximum wing loading of 15 g/dm².

The judging rules used for the F4D scale class are the BMFA-rules, which are also used in the IIFI and British Indoor Scale Nationals competitions:
F4D Open Scale, Rubber [69 KB]

Rules for all scale classes:
General scale rules [75 KB]
Judges guide [95 KB]

Rubber powered open scale model

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F4d- Open Rubber
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last update: 14 Nov 2016