I wonder when FAI will start selling rubber in kg boxes!
On Wed, Jun 2, 2010 at 5:00 PM, gerard moore <grrd_moore_at_yahoo.co.uk> wrote:
>
>
> Hi.
>
> I agree with the latest posts on this subject. In the UK I think that most
> fliers use grams / meter now for the rubber prior to being made up into
> motors. This makes stripping rubber easier and eliminates rounding errors
> that would appear if converting from one system to another. ( ie measure in
> meters and weigh in grams) Its hard enough measuring the thickness of the
> strip reliably in the first place!
>
> This gives us an easy comparison to our European neighbours and fits in
> with the FAI class rules that are written in grams and meters ( or
> centimeters). Ditto for the units that we use to measure torque, (grams/cm).
>
> We do still prefer to have our wood sizes and density in the good old
> imperial (american) units!
>
> Ps: Hats Off to Mr Kagan for his efforts on the US nats. That man deserves
> a prize for promoting the hobby so successfully.
>
>
>
>
>
>
>
>
> ------------------------------
> *From:* olbill61 <wdgowen_at_gmail.com>
>
> *To:* Indoor_Construction_at_yahoogroups.com
> *Sent:* Wed, 2 June, 2010 17:41:19
> *Subject:* [Indoor_Construction] Motor weight, size density?
>
>
>
> I'm wondering if there is any way of describing motor weight per unit
> length that is more prevalent than others. The way I started out is by
> dividing total weight of a finished motor in grams by the motor length in
> inches. I think Kang has started using grams per inch for untied strip. I
> think Leo is using grams per meter.
>
> Can any others who have switched to weight per unit length describe how
> they do it? I'm early in the process of doing it this way and could switch
> to a different system without much trouble. I'd like to hear from English
> and European fliers also.
>
>
>
>
--
BEN SAKS
www.bensaks.carbonmade.com
Received on Wed Jun 02 2010 - 14:03:06 CEST