Hr624 Mk2 Block Diagram - Mackie HR624 MK2 Owner's Manual

HR624 MK2 Block Diagram

V ref
SIGNAL
SENSE
UNBALANCED
LINE
INPUT
2
1
3
BALANCED
LINE
INPUTS
MACKIE
HR624 MK2
BLOCK DIAGRAM
(030507)
18
HR624 MK2
+15VDC
POWER
MODE
SWITCH
ON
AUTO
STANDBY
THERMAL
SWITCH
LOW AC
VOLTS SENSE
POWER SWITCH
(FRONT PANEL)
HF OUT
HIGH FREQ.
+2 dB
0
–2 dB
SENSITIVITY
SENSITIVE
LF OUT
CALLOUS
ACOUSTIC
LOW FREQ
SPACE
WHOLE
HALF
QUARTER
OUTER SPACE
FUSE
120V ↔ 240V
FUSE
TOROIDAL POWER
TRANSFORMER
MUTE
MUTE
ON/OFF
HIGH = MUTE OFF
CONTROL
LOW = MUTE ON
POWER RING
(POWER = WHITE
OVERLOAD = RED)
HF TRANSDUCER
THERMAL MODELER
CROSSOVER
COMPRESSOR
LF TRANSDUCER
THERMAL MODELER
49Hz (NORMAL)
80Hz
MOTION DETECTOR
+
HI VDC
–
+
LO VDC
–
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trademarks of LOUD Technologies Inc.: The Mackie logo,
HR Series, Zero Edge Baffle, and the Running Man.
THX and pm3 are trademarks of THX Ltd. which may
be registered in some jurisdictions. All rights reserved.
Lucasfilm is a trademark of Lucasfilm Ltd.
This manual also contains names and marks of other
companies which belong to those respective companies,
and are hereby acknowledged.
HR624 MK2 design protected under the following
patent: DES. 387,351
©2007-2011 LOUD Technologies Inc. All Rights Reserved.
HI-FREQUENCY
HF OUT
POWER AMPLIFIER
HI-FREQ
LO-FREQ
MUTE
LO-FREQUENCY
LF OUT
POWER AMPLIFIER
MUTE
BASS CONTROL SERVO LOOP
HI-FREQUENCY
DRIVER
TWEET
LO-FREQUENCY
DRIVER
WOOF
SENSE
RESISTOR