UM-1C
UltraMonitor
TM
Operating Instructions
Specifications
Acoustical - UM-1C/M1A System
Frequency Response
Maximum SPL
HF Coverage Pattern
UM-1C Loudspeaker
Driver Complement
High Frequency Horn
HF Network
Enclosure
Finish
Physical Dimensions
Weight
Protective Grill
Connector
Rigging (optional)
Note 1:
1
Measured
⁄
meter
2
from center of cabinet
face, half-space condi-
tions, pink noise input,
network set to 16KPK,
smoothed to one-third
octave. Low frequency
response dependent on
load conditions.
Note 2:
Loudspeaker driven
with pink noise.
Meyer Sound Part Number 05051044.03 Revision A, November 1992
© Meyer Sound, 1985 - 1992. 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
Low Frequency Driver
High Frequency Driver
Function
70 Hz to 18 kHz 4dB
-6 dB at 55 Hz and 20 kHz
250W/8 ohms/ch
60W/8 ohms/ch
125 dB
120 dB
132 dB
126 dB
60 degrees symmetrical
MS-12
MS-1401B
60-degree constant-directivity
1600 Hz to 15 kHz
Y-1PD
DC blocking and damped
band-elimination filter
0.8 cu. ft. vented, multi-ply
Finnish birch plywood
Black textured
14" W x 14" H x 22
1
⁄
" D
2
61 lbs (27.7 kg)
perforated steel screen, vinyl damped,
charcoal-grey foam covering
Cannon EP-4 (male), EP-5 (male, Europe only)
Aircraft pan fittings, or
3
⁄
"-16 or M10 x 1.5 nut plate
8
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