[ARC5] Bowden Cables

[J. Forster]

Bingo!

-John

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> On 3/26/2013 4:01 PM, J. Forster wrote:
>> Hmmmm....
>>
>> I think it would be less for the ARC-5 tuning spline cables. At a guess,
>> the aircraft tachometer cables are larger in OD.
>>
>> I'll hazard a guess they are 7/16" OD. Am I right? If so, I'll explain
>> how
>> I got that number. :)
>
> .445" is the outside diameter of *one* that I have here, John. Another
> is exactly .500"OD.  I assume Wayne meant that the inner cable
> protrusion from one end would appear to reduce in length by 11/16"
> *relative to the outer sheath* for every 360° in bending, because the
> sheath thickness would force the inner cable into a greater radius loop
> than the inside-most part of the sheath.  That is to say, with one end
> of inner cable andouter sheath clamped together, the inner cable would
> appear to shorten relative to the end of the outer sheath as one bent
> the assembly into a loop.  And you are right - the smaller the whole
> cable outside diameter, or the thinner the sheath thickness, the less
> effect there would be.  The tachometer (and windshield wiper) flexible
> drive cables are definitely thicker than the radio tuning cables. I seem
> to recall that they have an inner liner to withstand the continuous
> speed of the drive cable inside.
>
>   - Mike
>
>
>