Mackie TH-12A Owner's Manual - page 13
13
Appendix C: TH-15A Specifications
Low Frequency EQ:
±15 dB @ 80 Hz, shelving
Mid Frequency EQ:
±15 dB, bandpass,
sweepable
from100
Hz
to
8
kHz
High Frequency EQ:
±15 dB @ 12 kHz,
shelving
Direct/EQ Switch:
Bypasses EQ section
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Over-excursion Protection:
Second-order sub-sonic
filter
Thermal Protection:
Independent amplifier
shutdown,
auto
reset
Driver Protection:
Independent HF and LF
compressors
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US:
100 – 120 VAC,
50 – 60 Hz 320 watts
EU, CN:
200 – 240 VAC,
50 – 60 Hz 320 watts
AC Connector:
3-pin IEC 250 VAC,
20
A
male
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Basic
Design:
Asymmetrical
Trapezoidal
Material:
Polypropylene
Finish:
Textured
Handles:
One on each side, one on
top
Grille:
Perforated
metal
with
weather-resistant
coating
Display LEDs
Front:
Power
ON
Rear:
Power
ON,
OL
(overload)
Operating Temperature:
0˚ – 40˚C
32˚
–
104˚F
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Dimensions
Height:
27.6 in / 702 mm
Width:
16.8 in / 427 mm
Depth:
15.5 in / 394 mm
Weight:
36 lb / 16.3 kg
Mounting Methods:
Pole-mountable via the built-in socket on the
bottom of the cabinet. Be sure the pole is
capable of supporting the weight of the TH-15A.
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Frequency Range (–10 dB):
40 Hz – 20 kHz
Frequency Response (–3 dB):
50 Hz – 18.5 kHz
Horizontal Coverage Angle:
90º
Vertical Coverage Angle:
60º
Maximum SPL Long-Term:
118 dB SPL @ 1m
Maximum SPL Peak:
121 dB SPL @ 1m
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Input Type:
Female XLR Balanced /
Unbalanced
Input
Impedance:
20
k balanced
bridging;
10 k unbalanced
Loop-through:
Male XLR Balanced /
Unbalanced
(parallel
with
input)
Level Control:
Rotating knob
0
dB
at
center
Sensitivity:
+4 dBu for full output
(Level
Control
@
Center)
–36 dBu for full output
(Level
Control
@
Max)
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Low Frequency:
15 in / 381 mm with
steel
frame,
paper
cone
woofer
High Frequency:
Horn-loaded 1 in /
25
mm
exit
compression
driver
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Low Frequency Power Amplifier
Rated Power:
150 watts, 8 ohm load
300
watts
peak
Signal-to-Noise
Ratio:
> –94 dB, 20 Hz to 20 kHz, unweighted,
referenced to 138 watts into 8 ohms
Design:
BTL
Class
D
High Frequency Power Amplifier
Rated Power:
50 watts, 4 ohm load
100
watts
peak
Signal-to-Noise
Ratio:
> –97 dB, 20 Hz to 20 kHz, unweighted,
referenced to 50 watts into 4 ohms
Design:
Class
AB
Crossover Type:
24 dB/octave
Crossover Frequency:
3 kHz