2009منتدى Arms
تعديل نطاق القدرة على التحميل من أسلحة المجموعة الأولى وماجستير باستخدام النطاقات المطاطية
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- Ultra and Master series arms have a standard payload capacity of 20 to 45 pounds, with total weight including sled typically around 40 to 65 pounds.
- Rubber bands can be attached diagonally across the arm to modify its lift characteristics: attaching them opposite to the internal springs increases lifting power, while attaching them to other positions decreases the minimum load required.
- Rubber bands should only be added when the adjustment knob has reached its end of normal range.
- Reducing the minimum load capacity works proportionally, but at lower levels the arm becomes less isoelastic and more reactive, requiring testing to find the optimal adjustment for specific applications.
- Adding weight to the camera or support structure can be a practical alternative to modifying arm capacity when working with very light cameras.
- The Master arm and Ultra arm are essentially the same design with evolutionary revisions over time.
- O-rings offer a more significant effect than rubber bands for load adjustment but require careful selection of size and material.
- Very light arms like Pilot or Flyer models risk bearing and structural failure if rubber bands are added to significantly increase lift capacity.
يعتمد على
- The technique requires experimentation to determine what adjustment level maintains acceptable arm performance for specific setups.
- Reducing load capacity below a certain threshold degrades arm behavior and isoelastic characteristics.
- The approach works best with heavier arms; proportional increases or decreases become impractical for very light arms.
- Adding substantial rubber bands to light arm models can cause structural damage.
- The specific properties and sizing of O-rings suitable for this application were not definitively documented in the discussion.
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