Meyer Sound M3D-SUB - Configuration a

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CONFIGURATION A
Figure 34 illustrates the hanging congurations that
are considered in the calculations listed in Table 3 and
Table 4. In these congurations, the distance between
the attachment points on the MTG-3D Top Grid is 52.50
inches (1334 mm).
Figure 34. Bridles in front-to-back conguration with the rear extension frame either retracted or extended
Back Rigging Point (BRP) 1 BRP 2 BRP 3
Table 3. Suspended Weight and Quantity of M3D Loudspeakers with Varying Bridle Leg Lengths
Bridle Leg
Lengths
Angle
Between
Bridle
and Grid
α (deg)
Max
Top
Grid
Angle
5:1 Safety Factor 7:1 Safety Factor
Maximum Allowable
Suspended Weight
Maximum
Allowable
Qty. of M3Ds
Maximum Allowable
Suspended Weight
Maximum
Allowable
Qty. of
M3Ds
3.0 ft. (9100 mm) 43˚ ±25˚ 2406 lbs (1091.34 kg) 1 to 5 1718 lbs (779.27 kg) 1 to 3
3.5 ft. (1070 mm) 51˚ ±25˚ 3202 lbs (1452.40 kg) 7 2287 lbs (1037.37 kg) 4
4.0 ft. (1220 mm) 57˚ ±25˚ 3924 lbs (1779.90 kg) 8 2803 lbs (1271.42 kg) 6
4.5 ft. (1370 mm) 61˚ ±25˚ 4608 lbs (2090.15 kg) 10 3291 lbs (1492.77 kg) 7
5.0 ft. (1520 mm) 63˚ ±25˚ 5268 lbs (2389.52 kg) 12 3763 lbs (1706.87 kg) 8
5.5 ft. (1680 mm) 65˚ ±25˚ 5913 lbs (2682.09 kg) 13 4224 lbs (1915.97 kg) 9
6.0 ft. (1830 mm) 69˚ ±25˚ 6547 lbs (2969.67 kg) 15 4676 lbs (2121.00 kg) 10
6.5 ft. (1980 mm) 71˚ ±25˚ 7172 lbs (3253.16 kg) 16 5123 lbs (2323.75 kg) 11
7.0 ft. (2130 mm) 72˚ ±25˚ 7172 lbs (3253.16 kg) 16 5565 lbs (2524.24 kg) 12
7.5 ft. (2290 mm) 73˚ ±25˚ 7172 lbs (3253.16 kg) 16 6004 lbs (2723.37 kg) 13
8.0 ft. (2440 mm) 74˚ ±25˚ 7172 lbs (3253.16 kg) 16 6441 lbs (2921.59 kg) 14
8.5 ft. (2590 mm) 75˚ ±25˚ 7172 lbs (3253.16 kg) 16 6875 lbs (3118.45 kg) 15
9.0 ft. (2740 mm) 76˚ ±25˚ 7172 lbs (3253.16 kg) 16 7307 lbs (3314.40 kg) 16