User's Manual K&F PASSIOKLING & FREITAG GMBH © 2017 Version 3.0 Page 11 of 267. Configuration and Connecting Diagram7.1 Use with Controller CD 44When operating the loudspeaker with amplifers without clipping limiter and nominalamplifier power less than 300 W @ 8 Ohm requires to set a Limit Reduction of 3 dB forthe K&F CD 44 controller. You can find more detailed information about this option in theK&F CD 44 hardware user's manual.7.1.1 Controller Mode 'Full-Range'If you want to operate the speaker in fullrange mode, then select the LSBlock Passio in theCD 44.Activate the filter Cluster for the topspeakers via Filter B if you wish tooperate several tops next to one another.If you need a higher bass level, activatethe filter BassBoost via Filter B for the topspeakers. BassBoost