AKG DMM 6 User Instructions page 55

Operation
LIMITER
Figure 31: LIMITER function
All the output channels can be controlled in the "LIMITER" mode.
Figure 32: Adjustment range for the function
Turning the rotary knob in a clockwise direction increases the effect, while turning it counter-
clockwise dampens the effect.
The settings range from +20 dBu to -25 dBu. One LED is illuminated at +20 dBu, while the
entire LED ring is illuminated at -25 dBu.
Figure 33: Increments on the LED ring for the LIMITER function
The adjustable increments are equal to 3 dB per click and also correspond to one LED.
DMM 6 55