Graphs - Mackie HR624 MK2 Owner's Manual

Acoustic Section
Free-Field Frequency Response:
Lower cutoff frequency:
Upper cutoff frequency:
Sound Pressure Level at 1 meter,
–7.5 dBu into balanced input:
Maximum peak SPL per pair:
Maximum short term SPL on axis,
half space 80 Hz to 2.5 kHz:
Residual noise (maximum gain, 600Ω source,
20 Hz-20 kHz bandwidth):
Rated Line Input Voltage and Power:
Power consumption:
Standby mode:
Quiescent (idle):
Musical Program, Loud mix: 105 watts
Both channels driven into
resistive loading to 1% clipping
(LF 86W/4Ω, HF 38W/8Ω): 255 watts
US: 120 VAC, 60 Hz
Europe: 240 VAC, 50 Hz
Korea (AC Power Selector at 240 V):
220 VAC, 60 Hz
Japan (AC Power Selector at 120 V):
100 V, 50-60 Hz
Rated Power
(For UL-6500, CSA-E65-94, EN-60065):
130 watts
Physical Properties
Height: 13.1 in/33.3 cm
Width: 8.6 in/21.9 cm
Depth Enclosure: 10.3 in/26.2 cm
Depth Overall: 12.6 in/31.9 cm
Internal Volume: 0.29 cubic feet (8.2 liters)
Weight: 23.4 lb/10.6 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.
8.6" (21.9 cm)
(33.3 cm)
±1.5 dB, 49 Hz to 20 kHz
–3 dB @ 45 Hz
–3 dB @ 22 kHz
100 dB SPL @ 1m
115 dB SPL @ 1m
106 dB SPL @ 1m
< 8 dB SPL @ 1m
12 watts
20 watts
12.6" (31.9 cm)
13.1"
10.3" (26.2 cm)

Graphs

HR624 Acoustic Space Filter Response
+10
+9
+8
+7
+6
+5
+4
+3
+2
+1
dBu -0
-1
-2
-3
-4
-5
-6
-7
-8
-9
-10
20 50 100 200
HR624 High Frequency EQ Filter Response
+10
+9
+8
+7
+6
+5
+4
+3
+2
+1
dBu
-0
-1
-2
-3
-4
-5
-6
-7
-8
-9
-10
20 50 100 200
HR624 Low Frequency Filter Response
+10
+8
+6
+4
+2
-0
-2
-4
-6
-8
-10
-12
-14
dBu
-16
-18
-20
-22
-24
-26
-28
-30
-32
-34
-36
-38
-40
20 50 100 200
HR624 MK2
WEIGHT
23.4 lb
(10.6 kg)
500 1k 2k 5k 10k
Hz
500 1k 2k 5k 10k
Hz
500 1k 2k 5k 10k
Hz
Owner's Manual
20k
20k
20k
17