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Meyer Sound UPA-1C Operating Instructions page 4

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UPA-1C
Loudspeaker
Operating Instructions
Specifications
Acoustical–UPA-1C/M-1A System
Frequency Response
Maximum SPL
HF Coverage
UPA-1C Loudspeaker
Driven Complement
High Frequency Horn
HF Network
Function
Enclosure
Finish
Note 1:
Physical Dimensions
Measured 1 meter from center
of cabinet face, half-space
Weight
conditions, pink noise input,
network set to FLT, smoothed
Protective Grill
to one-third octave. Low
frequency response dependent
on load conditions.
Connector
Note 2:
Loudspeaker driven with pink
Rigging (optional)
noise.
Meyer Sound Part Number
05052012.03 Revision A3.
January 1994
© Meyer Sound, 1985 - 1994. All
rights reserved. This document
may not be reproduced without
permission.
Meyer Sound Laboratories, Inc.
2832 San Pablo Avenue
Berkeley, CA 94702
1
2
with amplifier rated at:
Continuous
Peak
Horizontal
Vertical
Low Frequency Driver
High Frequency Driver
1
Coverage Angle
Vertical 60°
Horizontal 80°
Maximum SPL @ 1meter
Continuous 125 dB
Peak 135 dB
Total Amplifier Power 450 watts
Narrow Horizontal Coverage Array
1,3
Coverage Angle
Vertical 60°
Horizontal 130°
Maximum SPL @ 1meter
Continuous 129 dB
Peak 139 dB
Total Amplifier Power 900 watts
Wide Horizontal Coverage Array
1,3
Coverage Angle
15°
Vertical 60°
Horizontal 140°
Maximum SPL @ 1meter
Continuous 129 dB
Peak 139 dB
Total Amplifier Power 900 watts
80 Hz to 18 kHz +4dB
-6 dB at 60 Hz and 20 kHz
250W / 8 ohms/ch
60W/ 8 ohms/ ch
125dB
120dB
132dB
125dB
80 degrees
60 degrees
MS-12
MS-1401B
Modified radial with foam lens
Y-1PD
DC blocking and damped band-elimination filter
0.8 cu. ft. vented, multi-ply
Finnish Birch plywood
Black textured, weather protected (optional)
14
1
/
"W x 22
3
/
"H x 14
1
/
"D
2
8
2
67 lbs. (30 kg)
Perforated steel screen,
charcoal-grey foam covering
EP-4 (male), EP-5 (male, Europe only)
3
Aircraft pan fittings, or
/
"-16 or M10 x 1.5 nut plate
8
Long Throw High Power Array
Coverage Angle
Vertical 30°
Horizontal 130°
Maximum SPL @ 1meter
Continuous 135 dB
Peak 145 dB
Total Amplifier Power 1.8kw
Wide Vertical Coverage Array
Coverage Angle
Vertical 100°
Horizontal 80°
30°
Maximum SPL @ 1meter
Continuous 125 dB
Peak 135 dB
Total Amplifier Power 900 watts
1
Coverage angle is the -6dB average. All measurements made at
24 inches and confirmed at 6 feet (on-axis except where noted)
using pink noise source and measured in
2
This configuration produces smooth response, but is asymmetrical
in the vertical plane. (Measurement axis same as for a single UPA-
1C).
3
Frequency response 50Hz – 16kHz, half-space conditions.
1,3
2
1,3
1
/
rd octave bands.
3

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