McIntosh MA8900 User Manual

16
USB 35%
DSD256
IR Sensor receives
commands from a
Remote Control
STANDBY/ON Push-button with indica-
tor switches the MA8900 ON or OFF
(Standby) and resets the microprocessors
MUTE Push-button mutes the
audio from the Loudspeakers
and Headphones
Meter indicates the
Right Channel Output
of the amplifier
LED indicates when the Left
Channel Amplifier POWER
GUARD circuit activates
Meter indicates the
Left Channel Output
of the amplifier
LED indicates when the Right
Channel Amplifier POWER
GUARD circuit activates
OUTPUT 1 and 2 Push-buttons with
indicators, switch Preamplifier Output
(Loudspeakers) 1 and 2 On or Off
INFORMATION DISPLAY indicates the
Sources, Volume, other Audio Settings,
Operational Functions and Setup Mode
Settings
EQUALIZER Push-button with
indicator, when deactivated the
audio signal bypasses the Equal-
izer Controls
EQUALIZER Controls increase or
decrease the volume levels at the
Center Frequencies of 30Hz, 125Hz,
500Hz, 2,000Hz and 10,000Hz
VOLUME Control allows ad-
justment of the listening level
for both channels. Also used
to change the various TRIM
and SETUP Functions
Connection for low impedance
dynamic headphones, for private
listening
INPUT Control used to
select a source for listening
and recording. The control is
also used to enter the TRIM
or SETUP Modes and select
the various functions
Front Panel Displays, Controls, Push-buttons and Jack

McIntosh MA8900 Specifications

General

Power Output per Channel (8 Ohms)	200 Watts
Power Output per Channel (4 Ohms)	200 Watts
Number of Channels	2
Total Harmonic Distortion	0.005%
Input Impedance	20k ohms
Speaker Impedance Taps	4, 8 Ohms
Rated Power Band	20Hz to 20kHz
Headphone Output	Yes
Home Theater PassThru	Yes
Tone Controls	Bass and Treble
Tone Bypass	Yes
High Drive Headphone Amplifier	Yes
Digital USB Input	1
Digital Coaxial Input	2
Digital Optical Input	2
Digital MCT (DIN) Input	1
Power Output per Channel	200 Watts
Frequency Response	+0, -0.5dB from 20Hz to 20, 000Hz
Dimensions (W x H x D)	17.5 x 9.5 x 22 inches
Weight	75 lbs (34 kg)
Dynamic Headroom	2.0dB
Damping Factor	>40
Preamplifier Inputs	1 Balanced, 6 Unbalanced
Variable Outputs	1 unbalanced, 1 balanced
Power Requirement	120V 50/60Hz
Digital Input Sample Rate	192kHz
Standby Power Requirement	<0.5 Watts
Digital Input Bit Depth	Up to 32-bit