14 Manchester Series MAN210-FG/MS121/MV210-HC Quick Start Guide 15
SUBWOOFER STRATEGY
ILLUSTRATION
The Manchester series has a powerful yet simple
Subwoofer pre-set strategy.
Warning: Do not combine MS215, MS218, MS121
subwoofers on the same amplier/DSP circuit.
Cardioid BF
1:1 ratio
1 cabinet facing Front, 1 cabinet facing Back
• Eective cardioid patten
• Good rear rejection
• Some compromise of transience response
• Less ecient use of subwoofers
Cardioid BFF
2:1 ratio
2 cabinets facing Front, 1 cabinet facing Back
• Eective cardioid patten
• Good rear rejection
• Some compromise of transience response
• The best ratio for ecient use
Inverted End Fire
1:1 ratio
Front cabinets using FRONT preset
Rear cabinets using REAR preset. Rear cabinets facing
forward, at the rear in a 2 cell inverted end re array
• Eective cardioid patten
• Good rear rejection
• Excellent transience response
• Ecient use of subwoofers
• More physical depth required (800 mm + 440 mm
+ 800mm)
Traditional
• All cabinets facing Front
• Eectively omni directional
• Excellent transience response
Back
Front
Ground
Back
Front
Front
Ground
Front
Front
Ground
Front
Rear
Rear
440 mm
Rear
Front
Front
Ground
Front
Array Size Compensation (ASC)Overlays
Three ASC overlays are available, and it is recommended that ALL enclosures in the array have ASCselected.
The 6 dB low-frequency shelving characteristic osets LF/MF arraycoupling.
Note: Single MV210-HC do not normally require ASCoverlay.
ASC OVERLAYDESCRIPTION OVERLAY
ASC 2 to 4: 2 to 4cabinets
ASC 5 to 8: 5 to 8cabinets
ASC +8: more than 8cabinets
ASC OVERLAYDESCRIPTION OVERLAY