Specifications Sheet

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Free-Field Frequency Response:
±1.5 dB, 37 Hz to 20 kHz
Lower cutoff frequency: –3 dB @ 35 Hz
Upper cutoff frequency:
–3 dB @ 22 kHz
Sound Pressure Level at 1 meter,
–7.5 dBu into balanced input: 100 dB SPL @ 1m
Maximum peak SPL per pair: 120 dB SPL @ 1m
Maximum short term SPL on axis,
half space 80 Hz to 2.5 kHz: 111 dB SPL @ 1m
Residual noise (maximum gain, 600! source,
20 Hz-20 kHz bandwidth): < 8 dB SPL @ 1m
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Power consumption:
Standby mode: 8 watts
Quiescent (idle): 18 watts
Musical Program, Loud mix: 135 watts
US: 120 VAC, 60 Hz
Europe: 240 VAC, 50 Hz
Korea: 220 VAC, 60 Hz
Japan: 100 V, 50-60 Hz
Rated Power
(For UL-6500, CSA-E65-94, EN-60065):
150 watts
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Height: 16.8 in/42.5 cm
Width: 10.8 in/27.3 cm
Depth Enclosure: 11.4 in/29.0 cm
Depth Overall: 13.8 in/35.1 cm
Weight: 34.6 lb/15.7 kg
LOUD Technologies is always striving to improve our products
by incorporating new and improved materials, components and
manufacturing methods. Therefore, we reserve the right to change
these specifications at any time without notice.
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11.4" (29.0 cm)
13.8" (35.1 cm)
16.8"
(42.5 cm)
HR824 MK2
WEIGHT
34.6 lb
(15.7 kg)
10.8" (27.3 cm)
HR824 Acoustic Space Filter Response
-15
+5
-14
-13
-12
-11
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
-0
+1
+2
+3
+4
d
B
u
10 20k20 50 100 200 500 1k 2k 5k 10k
Hz
®
HR824 High Frequency EQ Filter Response
-15
+5
-14
-13
-12
-11
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
-0
+1
+2
+3
+4
d
B
u
10 20k20 50 100 200 500 1k 2k 5k 10k
Hz
®
HR824 Low Frequency Filter Response
-45
+5
-43
-41
-39
-37
-35
-33
-31
-29
-27
-25
-23
-21
-19
-17
-15
-13
-11
-9
-7
-5
-3
-1
+1
+3
d
B
u
10 20020 30 40 50 60 70 80 90 100
Hz
®