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Operating Instructions
Meyer Sound Laboratories, Inc.
2832 San Pablo Avenue
Berkeley, CA 94702
DS-2
Mid-Bass
Loudspeaker
Specifications
Acoustical – DS-2 / D-2 System
1
Frequency response
2
50-160 Hz ± 3 dB
Maximum SPL
3
Continuous 136 dB
Peak 148 dB
Sensitivity
4
112 dB
Coverage (-6dB points)
Horizontal 120 degrees
Vertical 120 degrees
DS-2 Loudspeaker
Transducers (2) MS-15 15-inch cone driver
Impedance
Nominal 4 ohms
Minimum 3.5 ohms real part, 0 ohms imaginary part, at 80 Hz
Maximum Safe Amplifier Swing 140 Vpk
Enclosure Folded horn, multi-ply Finnish birch
Finish Black textured or charcoal-grey carpet (optional)
Physical Dimensions 21
1
⁄4" W x 56
3
⁄4" H x 30" D
Weight 250 lbs (113.6 kg)
Protective Grill Expanded metal screen frame, vinyl damped,
charcoal-grey foam covering
Connector Cannon EP-4 male, EP-5 male (Europe only)
Rigging Aircraft pan fittings
Note 1:
Acoustical specifications are for the minimum configuration of two DS-2 cabinets, and are mea-
sured on axis at 2 meters from 1/R image (located at cabinet rear).
Note 2:
Half-space conditions, pink noise input, in third-octave bands.
Note 3:
Loudspeakers driven with pink noise (peak-to-RMS ratio
≈
12 dB), with amplifier rated at 600 W/
channel at 4 ohms. The DS-2 will accommodate amplifiers capable of peak output levels up to
±
140 Vpk.
Note 4:
Loudspeakers driven at 2 vrms each (1 watt @ 4 ohms each).
© 1991 Meyer Sound 05.058.010.01A