System 2 - PH30.2 used in 5-channel mode with the AC502 providing level control for bridged channels 5 and 6. 1 and 2 are high-passed for front speaker and channels 3 and 4 are high-passed for rear speakers. Although shown as a 4-channel input, the source unit can be either 2 or 4-channel depending on the setting of the 2/4 channel switch.

70A

front left satellite

front right satellite

rear left satellite

subwoofer

rear right satellite

System 3 - PH30.2 used in 6-channel mode with source unit providing direct level control for channels 5 and 6 through the fade control. Channels 1 and 2 are configured high-pass for tweeters, channels 3 and 4 are configured bandpass for midrange and channels 5 and 6 are configured low-pass for subwoofers.

70A

left tweeter

subwoofer

right tweeter

left midrange

subwoofer

right midrange

6