ARRIFLEX 416 Plus

yellow rubber washer

status LED

RF channel switch

12.2 Radio system

A radio is incorporated into the 416 Plus extended electronics. This enables wireless communication of lens control and lens data information as well as remote control of the camera functions.

The 416 Plus uses the latest ARRI WRS protocol which is denoted be a yellow rubber washer on the antenna Aphoto. All ARRI WRS products can be upgraded to the new protocol – consult your local ARRI Service Centre.

The 416 Plus has a channel selection switch and a status LED Aphoto for the radio modem. The channel selection switch on the camera should be set to the same number as that of the WMU-2/3 used on the controlling handset.

It is not possible to control more than one 416 Plus, URM, UMC-3 or LDB with one Wireless Main Unit simultaneously.

Yellow washer wireless protocol uses a specific scheme of changing frequencies to make the connection between the handset and camera modems more robust. The channels of the selection switch are allocated as follows:

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