Re: Re: Exact Builder of Model Rule

From: Kevin Lamers <kevin.lamers_at_gmail.com>
Date: Sun, 9 Feb 2014 09:19:24 +0100

Also to be more on topic:

I personally do not see the benefit of maintaining the BOM rule.
As a outdoor flyer (mainly F1B), I know you have different kind of persons:
those who like to build/develop, those who like to fly and those who like
both. Is any of them not a true model flyer because he does or doesn't
build his own model? I don't feel anything negative when somebody beats me
with a bought model, I know the model is just a small percentage of the
actual performance. Would I buy a complete model? No, for me half of the
fun is in building the model. Furthermore, in the end I know that in order
to beat the masters like Andriukov, I shouldn't use the model I bought from
them. But at least, without a BOM rule, you will have all 3 types of flyers
on the field / in the hall.

Back to indoor duration:
What if I was allowed to transfer some money to Kang (or whoever) such that
he will bring a model for me to the WC. Apart from one experimental model,
I would at least have something decent to fly with, since I have no time
currently building a lot for myself. Would you have a problem with this?
Will I, with my limited experience, make any flights that scares you? Will
you be happy to have me as an additional competitor (apparently number of
competitors is important to many, for it is as well)? I think we all know
that in the end the best flyer will win, no matter whether he build the
plane himself or let someone else do it for him.
To sum up, I will not come to any big F1D event because I simply have no
time currently maintaining this hobby besides my studies and my other
hobbies like F1B. Being able to buy some stuff will at least allow me to
profit from half of the fun (flying).

BTW, why is outsourcing of some components not considered your own design?
Is an Airbus not an Airbus because it uses Rolls Royce engines?

Just my humble opinion,
Kevin


2014-02-09 7:38 GMT+01:00 Kevin Lamers <kevin.lamers_at_gmail.com>:

> Didn't read your messages before I send the previous one.
> 100 mg is impressive if you are successful! Is this without the need of
> boron?
> The prepreg (19 gsm, about 0.02mm) can be obtained from:
> Www.creativecompositetechnologies.com
>
> Kevin
> Op 9 feb. 2014 07:34 schreef "Kevin Lamers" <kevin.lamers_at_gmail.com>:
>
> My carbon tubes are not overly stiff. Bending stiffness is still mainly
>> controlled by the bracing. Which could even be ommited for minimal
>> stiffness. The carbon tube does has superior stiffness in circumfencial
>> direction though. Other advantages are consistency of the material and
>> resistance against breaking of motors.
>> Nevertheless I look forward to see what you come up with. This type of
>> innovation is what makes this hobby so interesting!
>>
>> Kevin
>> Op 9 feb. 2014 06:01 schreef "Nick Ray" <lasray_at_gmail.com>:
>>
>>>
>>>
>>> Carbon tubes were successfully used at the 2012 world champs. I suspect
>>> we will see some this year as well.
>>>
>>>
>>> On Sat, Feb 8, 2014 at 11:30 PM, Phedon Tsiknopoulos <
>>> phedon21t_at_yahoo.com> wrote:
>>>
>>>>
>>>>
>>>> According to Steve Brown a very stiff tube is worthless because it just
>>>> does not flex downwards enough in order to give some very much needed down
>>>> thrust during the initial burst.
>>>> So carbon is out on all counts!
>>>>
>>>> Sent from my iPhone
>>>>
>>>> On Feb 8, 2014, at 12:56 PM, Kevin Lamers <kevin.lamers_at_gmail.com>
>>>> wrote:
>>>>
>>>>
>>>>
>>>> The weight of 225 mg is for a carbon tube with a length of 10". 9" I
>>>> can also make at 200 mg.
>>>> My ID is 4.8mm = 0.2". They are probably stiff/strong enough to use
>>>> without bracing.
>>>>
>>>> OK keep your process secret, but please share the material you used ;-)
>>>>
>>>> Kevin
>>>>
>>>>
>>>> 2014-02-08 21:41 GMT+01:00 Phedon Tsiknopoulos <phedon21t_at_yahoo.com>:
>>>>
>>>>>
>>>>>
>>>>> Carbon is unsuitable for motor tubes.
>>>>> My tubes have no carbon. Prepreg is too heavy.
>>>>> My process will remain a secret.
>>>>> What length are your tubes as you use them for official flights?
>>>>> I shall be sending Mike Kirda a 9" one in order to test it
>>>>> Mine are 1/4" I.D.
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> Sent from my iPhone
>>>>>
>>>>> On Feb 8, 2014, at 11:56 AM, Kevin Lamers <kevin.lamers_at_gmail.com>
>>>>> wrote:
>>>>>
>>>>>
>>>>> Best wishes,
>>>>> Kevin
>>>>>
>>>>>
>>>>
>>>
>>>
>>
Received on Sun Feb 09 2014 - 00:19:25 CET

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