Sekonic RT-GX - Product Features and Restrictions

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Features of the RT-GX
To use the radio triggering mode of the L-858D after the transmitter is installed, the ash
unit must be equipped with a radio function supported by a specied manufacturer, or a
receiver supporting the radio function must be connected to the ash unit.
Using the radio triggering mode, ring a ash or adjusting the output power by yourself
can be easily accomplished remotely.
●
Take measurements by placing the product at the subject's position with the light
receptor (retracted lumisphere) facing toward the light sources of main light and ll
light directly. Adjust the measured values for the desired lighting ratio.
●
Turn on all light sources to measure the nal exposure, and point the lumisphere
(extended lumisphere) at the camera from the position of subject (

P16, P31,
P39)
Note that this transmitter of RT-GX only supports the Godox
®
radio system.
Manufacturer Radio CH/Group Function
Godox Channel : 1 to 32
Group : A to F, 0 to 9, ALL
Wireless ID : OFF, 1 to 99
Flash light triggering and output power
control, modeling lamp ON/OFF and output
power control
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Restrictions
There are some cautions and restrictions regarding the use of this product.
Please read and understand the following before using the product.
Godox : Group : A to F, 0 to 9
Light meter (with the
transmitter installed)
Light source (with a
receiver built-in/installed)
Camera
Group A Group AGroup B Group B
Subject
Figure 2
Subject
Figure 1