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McIntosh MC 7270 User Manual

McIntosh MC 7270
24 pages
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McIntosh MC 7270 Specifications

General IconGeneral
Total Harmonic Distortion (THD)0.005%
Damping Factor100
Input Impedance20k ohms
Signal-to-Noise Ratio105dB
Output Impedance4, 8 ohms
Frequency Response20Hz to 20kHz (+0 -0.25dB)

Summary

IMPORTANT SAFETY INSTRUCTIONS

HOW TO CONNECT

FRONT PANEL CONTROLS

REAR PANEL INFORMATION

PERFORMANCE LIMITS

POWER OUTPUT

Specifications for stereo and mono-bridge power output ratings.

TOTAL HARMONIC DISTORTION

Maximum distortion levels for stereo and mono operation.

INTERMODULATION DISTORTION

Maximum distortion levels for stereo and mono operation.

FREQUENCY RESPONSE

Amplifier's frequency range and deviation from flat response.

POWER GUARD

Description of its function in preventing clipping and distortion.

TECHNICAL DESCRIPTION

INPUT AMPLIFIER

Details the design and function of the amplifier's input stage.

OUTPUT POWER AMPLIFIER

Describes the design of the power output stages and protection features.

POWER GUARD PROTECTION CIRCUIT

Explains the patented circuit that prevents clipping and protects speakers.

METER CIRCUIT

Explanation of the logarithmic amplifier, rectifier, and DC amplifier in the meter circuit.

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