Meyer Sound M1D User Manual

ASSEMBLY GUIDE
M1D RIGGING GRIDS AND ACCESSORIES
M SERIES : QUICKFLY
This Assembly Guide provides instructions on how to safely assemble and use the MG-1D multipurpose grid, the MTG-1D top
grid and the MUB-1D multipurpose U-bracket. Following are descriptions of major components and how they work together,
and examples of common uses.
1. GENERAL INFORMATION 3
Safety Statement 3
Scope of this Manual 3
Load Ratings and Specications 3
Regulatory Compliance 3
Safety Responsibilities “Above the Hook” 4
Inspection and Maintenance 4
Replacement Parts 4
Training 4
Component Overview 5
M1D Grid Cam Overview 6
2. MG-1D MULTIPURPOSE GRID 7
List of Contents 7
Grid Dimensions 7
MG-1D Grid in Forward Flown Conguration 8
MG-1D Grid in Reversed Flown Conguration 9
MG-1D Grid in Forward Ground Stacked Conguration 10
MG-1D Grid in Reversed Ground Stacked Conguration 11
Using the MG-1D Grid to Transition from M2D to M1D Arrays 12
Using the MG-1D Grid to Transition from M2D to 3 UPA-2P Loudspeakers (40° Splay) 13
Using the MG-1D Grid to Transition from M2D to a Single UPA-1P Loudspeaker 14
Using the MG-1D Grid to Transition from M2D to 2 MSL-4 Loudspeakers (30° Splay) 15
Using the MG-1D Grid to Fly M2D and M2D-Sub Loudspeakers 16
3. MTG-1D TOP GRID 17
List of Contents
Grid Dimensions 17
MTG-1D Top Grid in Forward Flown Conguration 18
MTG-1D Top Grid in Reversed Flown Conguration 19
4. MUB-1D MULTIPURPOSE U-BRACKET 20
U-Bracket Dimensions 20
Angle Settings 20
Load Ratings 21
MUB-1D Multipurpose U-Bracket in Floor- or Ceiling-Mounted Conguration 22
MUB-1D Multipurpose U-Bracket in Flown Conguration 22

Meyer Sound M1D Specifications

Acoustical

operating frequency range	32 Hz - 180 Hz
frequency response	35 Hz - 160 Hz ±4 dB
phase response	50 Hz - 120 Hz ±45°
maximum peak SPL	130 dB
dynamic range	>110 dB

Coverage

horizontal coverage	360°
vertical coverage	Varies, depending on array length and configuration

Transducers

low frequency transducer	Two 10" cone drivers with neodymium magnets
nominal impedance	4 Ω
voice coil size	2"
power-handling capability	400 W (AES)

Audio Input

input type	Differential, electronically balanced
maximum common mode range	±15 V DC
input impedance	10 kΩ differential between pins 2 and 3

Amplifiers

amplifier type	Two-channel complementary MOSFET output stages (class AB/bridged)
output power	450 W total
THD, IM, TIM	<.02 %
load capacity	4 Ω each channel

AC Power

safety agency rated operating range	100 - 240 V AC; 50/60 Hz
idle current	0.41 A rms (115 V AC); 0.33 A rms (230 V AC); 0.42 A rms (100 V AC)
max long-term continuous current (>10 sec)	3.2 A rms (115 V AC); 1.6 A rms (230 V AC); 3.7 A rms (100 V AC)
burst current (<1 sec)	5.0 A rms (115 V AC); 2.5 A rms (230 V AC); 5.8 A rms (100 V AC)
ultimate short-term peak current draw	17 A pk (115 V AC); 8.5 A pk (230 V AC); 20 A pk (100 V AC)
inrush current	15 A pk (115 V AC); 13 A pk (230 V AC); 15 A pk (100 V AC)

Weight and Dimensions

width	22.62" (575 mm)
height	13" (330 mm)
depth	17.50" (445 mm)
weight	70 lbs (31.75 kg)