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McIntosh MC451 User Manual

McIntosh MC451
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10
SERIAL
NUMBER
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
MC 4 5 1 DUA L M O NO PO W E R AMP L I FI E R
McINTOSH LABORATORY, INC., BINGHAMTON, NY
HANDCRAFTED IN USA WITH US AND IMPORTED PARTS
+++
-
8 4 2 COM
-
COM
++
4 8
+
2
SOLID STATE (300W) OUTPUTS
CLASS 2 WIRING
VACUUM TUBE (150W) OUTPUTS
CLASS 2 WIRING
POWER
CONTROL
OUT
IN
AUTO OFF
ENABLED
DISABLED
CROSSOVER
(MONO MODE)
VACUUM TUBE
INPUT
INPUT MODE
BALANCED
UNBALANCEDBAL
UNBAL
MONO SOLID STATE/
INPUT
AMPLIFIER MODE
MONO
SEPARATEBAL
UNBAL
300
250 400
550
180
130 800
1k100
CROSSOVER POINT
Hz
+1. 2
-3
+3-6
0
VACUUM TUBE LEVEL
dB
HDMI (ARC)
DA2 DIGITAL AUDIO MODULE
USB AUDIO
COAX 2
COAX 1
MCT OPTICAL 2 OPTICAL 1
DIGITAL AUDIO INPUTS
SERIAL
NUMBER
POWER CONTROL
MAIN
TRIG 1
TRIG 3
PASSTHRU
TRIG 2
TRIG 4
120V 50/60Hz
30 WATTS
IR IN
RS232
EXTERNAL CONTROL DATA PORTS
5
3
1
6
4
2
SERVICE
PORT
MC
GND
L
R
1R
BAL R
MAIN OUTPUT
BAL L BAL R BAL L
L
R
OUTPUT 1
BAL R BAL L
L
R
OUTPUT 2
SERIAL
NUMBER
1L 2R 2L 3R 3L
L
R
FIXED
OUTPUT
BALANCED INPUTS
1 42 3
MM
L
R
UNBALANCED INPUTS PHONO INPUTS
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
UNBAL UNBAL UNBAL
Connection to AC Power should
be the LAST connection made
Right Loudspeaker System
Audio
Preamplier
LOW
MID / HIGH
LOW
MID / HIGH
Connection Diagram

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McIntosh MC451 Specifications

General IconGeneral
BrandMcIntosh
ModelMC451
CategoryAmplifier
LanguageEnglish

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