McIntosh MC-275VI Tube Power Amplifier

The McIntosh MC-275VI tube power amplifier delivers dedicated valve amplification utilising wide-bandwidth output transformers to drive high-fidelity stereo loudspeaker systems. Generating 75 Watts per channel into 4, 8, or 16 Ohms, this sixth-generation design provides generous dynamic headroom and low distortion for demanding audiophile setups. Its mirror-polished stainless steel chassis and KT88 output stage deliver organic valve tonality alongside modern low-noise circuit architecture.

The Hi-Fi Centre Team Take

Living with the McIntosh MC-275VI introduces an undeniable tactile presence and visual warmth to any dedicated listening room. The illuminated tube array offers intuitive operational feedback as it transitions from initial warm-up to ready status, creating an inviting ritual before each listening session. Its exceptionally quiet noise floor allows subtle acoustic decays and delicate micro-dynamics to surface without background valve hiss, even at lower late-night listening volumes. It delivers rich, textured midrange and authoritative bass control that consistently rewards focused, long-form listening.

Key Acoustic & Design Features

• Wide-Bandwidth Output Transformers: Deliver consistent, low-distortion power and uniform frequency response across 4, 8, and 16 Ohm loads.
• Visual Valve Monitoring: Multi-colour LED backlighting provides instant status diagnostics and operational safety checks for the small-signal tubes.
• Low-Noise Circuit Topology: Suppresses background noise to ensure fine instrumental detail emerges against a dead-silent backdrop.
• Authorised Dealer Coverage: Hi-Fi Centre is an Authorized Dealer, ensuring valid factory warranty coverage, genuine parts, and dedicated post-purchase support.

Technical Specifications

• Brand & Model: McIntosh MC-275VI
• Component Type: Two-Channel Valve Power Amplifier
• Power Output: 75 Watts per channel into 4, 8, or 16 Ohms (Stereo); 150 Watts into 2, 4, or 8 Ohms (Mono)
• Vacuum Tube Complement: 4 x KT88, 3 x 12AX7A, 4 x 12AT7
• Total Harmonic Distortion: 0.5% maximum from 250 milliwatts to rated output
• Frequency Response: +0, -0.5 dB (20 Hz to 20,000 Hz); +0, -3.0 dB (10 Hz to 100,000 Hz)
• Signal-to-Noise Ratio: 105 dB below rated output
• Dynamic Headroom: 1.2 dB
• Damping Factor: > 22
• Analog Inputs: 1 x Stereo Balanced (XLR), 1 x Stereo Unbalanced (RCA)
• Dimensions (W x H x D): 54.6 cm x 21.6 cm x 30.5 cm
• Weight: 30.5 kg