Rollei Profi Funk-Sender Instructions page 52

Canon master control TTL mode
52
4) Flash ratio setting
1 . ALL (A+B+C)
If the flash ratio off is chosen that means
that all flash groups have the same power
output .
2 . A:B
Here you can set the flash ratio (8:1–1:8 in
1/2 steps) and the flash exposure compen-
sation for both groups A and B . Group C is
disabled .
3 . A:B C
With this flash ratio the ratio and the flash
exposure compensation will be set for
group A and B . For group C you can do a
separate flash exposure compensation,
which is suitable to highlight backgrounds,
as the subject might be overexposed
otherwise .
ENGLISH