McIntosh MA-252 Integrated Amplifiers

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ELECTRONIC SPECIFICATIONS

POWER OUTPUT PER CHANNEL

100 Watts into 8 Ohms
160 Watts into 4 Ohms

NUMBER OF CHANNELS

2

SPEAKER IMPEDANCE

4 or 8 Ohms

RATED POWER BAND

20Hz to 20kHz

TOTAL HARMONIC DISTORTION

0.03%

DYNAMIC HEADROOM

1.8dB

FREQUENCY RESPONSE +0,-0.5DB

20Hz to 20kHz

FREQUENCY RESPONSE, +0, -3DB

10Hz to 100kHz

SENSITIVITY PHONO (MOVING COIL)

N/A

SENSITIVITY PHONO (MOVING MAGNET)

3.0mV

SENSITIVITY HIGH LEVEL (BALANCED / UNBALANCED)

0.6V/0.3V

SENSITIVITY (POWER AMP INPUT)

N/A

SIGNAL TO NOISE RATIO (MOVING COIL)

N/A

SIGNAL TO NOISE RATIO (MOVING MAGNET)

80dB

SIGNAL TO NOISE RATIO (HIGH LEVEL)

97dB

SIGNAL TO NOISE RATIO (POWER AMP INPUT)

N/A

INPUT IMPEDANCE (BALANCED / UNBALANCED)

20K/20K

DAMPING FACTOR

8 Ohms: >200
4 Ohms: >100

MAXIMUM OUTPUT (BALANCED / UNBALANCED)

8V Unbalanced

CONNECTIVITY

BALANCED INPUT

1

UNBALANCED INPUT

2

PHONO INPUT MOVING COIL

0

PHONO INPUT MOVING MAGNET

1 (fixed loading)

UPGRADEABLE DIGITAL AUDIO MODULE

No

DIGITAL COAXIAL INPUT

0

DIGITAL OPTICAL INPUT

0

DIGITAL MCT (DIN) INPUT

0

DIGITAL USB INPUT

0

BALANCED VARIABLE OUTPUT

0

UNBALANCED FIXED OUTPUT

0

UNBALANCED VARIABLE OUTPUT

0

HEADPHONE OUTPUT

1/4" High Drive

SUBWOOFER OUTPUT

1 (mono)

AM/FM TUNER OPTION

No

HOME THEATER PASSTHRU

No

UNBALANCED ANALOG CONNECTOR TYPE

Standard

SPEAKER BINDING POST TYPE

Standard

SERVICE PORT

0

DIGITAL AUDIO SPECIFICATIONS

DIGITAL-TO-ANALOG CONVERTER (DAC) TYPE

N/A

DIGITAL COAXIAL INPUT SAMPLE RATE

N/A

DIGITAL OPTICAL INPUT SAMPLE RATE

N/A

DIGITAL MCT (DIN) INPUT SAMPLE RATE

N/A

DIGITAL USB INPUT SAMPLE RATE

N/A

CONTROL

TONE CONTROLS

Bass and Treble

TONE BYPASS AND INPUT ASSIGN

Yes

RS232 CONTROL INPUT

No

POWER CONTROL OUTPUT

1

REAR PANEL DATA PORT

1

REAR PANEL IR SENSOR INPUT

No

INPUT LEVEL MATCH

Yes

GENERAL SPECIFICATIONS

VACUUM TUBE OR SOLID STATE

Preamplifier: Vacuum Tube
Power Amplifier: Solid State

OUTPUT AUTOFORMER

No

OUTPUT METERS

No

DUAL LAYER CHASSIS

Yes

CHASSIS FINISH

Polished stainless steel

MCINTOSH MONOGRAMMED HEATSINKS™

Yes

POWER REQUIREMENT

120V 50/60Hz, 3.7A

STANDBY POWER REQUIREMENT

<0.5 Watts

WEIGHTS & DIMENSIONS

DIMENSIONS (W X H X D)

12" (30.5cm) x 7-5/8" (19.4cm) x 18" (45.7cm)

WEIGHT

28 lbs (12.7 kg)

SHIPPING WEIGHT

37 lbs (16.8 kg)