Apart from the advantages that you mention, the disadvantage of an aft CG is
loss of baggage capacity.
Duncan McF.
----- Original Message -----
From: "nigel charles" <nigelcharles@tiscali.co.uk>
Subject: Re: Europa-List: Layup on Balsa TE of Trim Tabs
<nigelcharles@tiscali.co.uk>
>
> >Mounting the battery in the luggage bay area might negate the need for
lead
> in the fin but will increase overall weight because of the heavy cable
runs
> required.<
>
> The 4 gauge cable I used weighed a total of 1.4kg so even if you put
weight
> in the tail instead the penalty is only about 1kg. It has the advantage of
> making an external power connection much easier and safer. There are
> advantages with and aft C of G. For a monowheel it makes landings slightly
> easier and keeps the weight on the tailwheel during crosswind take-offs.
> Also keeping the trim towards the aft end of the permitted envelope
reduces
> tail downforce reducing induced drag in the cruise.
>
> Nigel Charles
>
>
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