What the thread found

• The Trinity 1 head exhibits significant imbalance when mounted to a neutral-balanced sled without a camera attached, which is a known characteristic of this head design.
• Counterweights on both the top and bottom stage are essential for achieving overall sled harmony before adding the camera package.
• Aftermarket head brackets designed to assist with sled balance zeroing can prevent the iterative adjustment problem where balancing the top stage throws off the bottom stage and vice versa.
• A tilt lock offset bracket is available as an additional tool to refine the balance setup on Trinity 1 rigs.
• Battery slider plates for the bottom stage offer another method to help achieve neutral balance before camera attachment.
• Multiple operators report that pre-camera balance setup using these tools and accessories makes subsequent camera package integration significantly easier.
• Some operators successfully balance Trinity 1 heads without these accessories, but the process requires more adjustment cycles.

Depends on

• Setup procedure applies specifically to ARRI Trinity 1 systems.
• Effectiveness depends on whether operator uses available aftermarket accessory solutions or develops alternative counterweighting methods.

Gear in this thread

Trinity 1catalog

Parts

Top Stage

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