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2026From a Facebook group: Arri Artemis Trinity

Mounting the RIA-1 wireless receiver on ARRI Trinity with ALEXA 35

What the thread found

  • The RIA-1 receiver can be mounted on the rear top of the camera body.
  • Alternatively, the receiver can be attached to a B-Mount cheeseplate that clips into the battery plate of the ALEXA 35.
  • Third-party B-Mount cheeseplates are available for this purpose.

Gear in this thread

ALEXA 35catalog

Same gear or parts

  1. 2026Eliminating vibration with the ARRI ALEXA 35 on Steadicam®: rigid mounting plate options to bypass the dovetail systemFacebookThe Steadicam Group
  2. 2026Power distribution failure of D-Tap step-down splitters on a Venice 2 rig, and proper AKS accessory power supply methods.DisputedFacebookSteadicam operators group
  3. 2026Power loss on Trinity 2 / Artemis 2 with large cameras (A35, Venice): causes and battery solutions.DisputedFacebookArri Artemis Trinity
  4. 2026Swapping an ARRI ALEXA 35 between tripod/studio and Steadicam® mounting: baseplate choice and fastest workflow.FacebookSteadicam operators group
Original thread on Facebook (group members only)Ask about this threadThe answer cites the archive