McIntosh C47 User Manual

22
After approximately 6 seconds the Information
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Amplifiers may be switched On or Off by performing
the following:
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on the Front Panel Information Display. Refer to
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figure 81.
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Notes: 1. Control of Meter Illumination via the C47 for
recent McIntosh Power Amplifiers requires a
power control cable connection between the
Power Amplifier and C47.
2. Some A/V Processors will provide an On/Off
Control Signal when the C47 Passthru Input
Jack is connected to the A/V Processor via
the power control cable.
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Display can be adjusted from bright to dim by per-
forming the following:
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above the TONE Push-button will be illuminated.
When the Tone Controls are Disabled the previous
settings for Treble and Bass are bypassed from the
signal path. To deactivate Tone Controls perform the
following:
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on the Front Panel Display. Refer to figure 76.
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activate the Tone Bypass. Refer to figure 77.
After approximately 6 seconds the Display returns to
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Note: The audio signal present at the FIXED OUT
Jacks is affected by the Stereo/Mono setting.
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______
” as
indicated on the Front Panel Information Display.
Refer to figure 78.
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Refer to figure 79.
Figure 60
How to Operate the C47, con’t
Figure 80
AMP METER LIGHTS
On
Figure 81
AMP METER LIGHTS
Off
Figure 79
MONO / STEREO
____
Figure 77
TONE CONTROLS
Disable
Figure 76
TONE CONTROLS
Enable
Figure 78
MONO / STEREO
______

McIntosh C47 Specifications

General

Type	Solid State Preamplifier
Total Harmonic Distortion	0.003%
Power Consumption	30 watts
Frequency Response	20Hz - 20kHz (+0, -0.5dB)
Phono Stage	Yes
Digital Inputs	2 Coax, 2 Optical, 1 USB
USB Input	Yes
Headphone Output	Yes
Weight	25 lbs (11.3 kg)
S/N Ratio	100dB
Signal to Noise Ratio	100dB (Line), 80dB (Phono)
Gain	15dB (High Level), 40dB (Phono)
Output Impedance	200 Ohms
Inputs	1 Balanced, 3 Unbalanced, 1 Phono MM
Dimensions	17-1/2" (44.45cm) wide, 6" (15.24cm) high (including feet), 18" (45.72cm) deep (including front panel and cables)