a/d/s/ PQ40.2 - Manual (Page 10)

System 6 – Two PQ40s, both set up as shown in system 3. One amp drives bi-amped midranges and
tweeters with the second driving rear fill speakers and subwoofers.
speaker connections for stereo configurations
Minimum recommended impedance is 2 Ohm stereo.
Speaker terminals accept up to AWG #12 speaker wire.
speaker connections for bridged configurations
Minimum recommended impedance is 4 Ohm when bridged.
Speaker terminals accept up to 12 gauge speaker wire.
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