McIntosh MHA200 2-Channel Vacuum Tube Headphone Amplifier

McIntosh MHA200 2-Channel Vacuum Tube Headphone Amplifier Compact yet powerful, this amplifier is designed for the discerning headphone enthusiast seeking unparalleled audio quality. Key Features: Compact footprint: Just 6-1/8″ (15.6cm) x 9-1/8″ (23.2cm) 4 selectable headphone impedance ranges Balanced and unbalanced analog inputs Balanced stereo or dedicated Left & Right outputs Unmatched Connectivity: Connect your headphones effortlessly with three options: a pair of 3-pin balanced XLR connectors, a 4-pin balanced XLR connector, and a 1/4″ stereo headphone jack. The MHA200’s balanced inputs allow flexible placement close to your listening position without sacrificing signal quality. McIntosh Technologies for Superior Performance: Unity Coupled Circuit transformers for 4 headphone impedance ranges (32 – 100, 100 – 250, 250 – 600, 600 – 1,000 Ohms) Custom-designed output transformers for maximum power transfer High-performance toroidal power transformer for clean power Versatile Controls: LOAD knob for selecting the best impedance range VOLUME knob for direct connection to fixed volume sources or unity gain point for variable output components Elegant Design: The MHA200 boasts a custom-formed stainless steel chassis with a polished mirror finish, accentuating the glow of the vacuum tubes. A vintage die-cast aluminum McIntosh name badge adds a touch of classic sophistication. McIntosh MHA200 Specifications: Headphone Output: Power Output: 500mW Impedance Ranges: 32-100 Ohms, 100-250 Ohms, 250-600 Ohms, 600-1,000 Ohms Electronic Specifications: Total Harmonic Distortion: <0.5% (250mW to rated power), <0.20% at 1W Intermodulation Distortion: 0.04% Typical, 0.4% Maximum Dynamic Headroom: 1.5dB Frequency Response: +0, -0.5dB from 20Hz to 20,000Hz Signal To Noise Ratio: 94dB Connectivity: Headphone Output: 3-pin balanced XLR, 4-pin balanced XLR, 1/4″ stereo jack Balanced Input: 1 Unbalanced Input: 1 General Specifications: Vacuum Tube or Solid State: Vacuum Tube Power Requirement: 120V 50/60Hz, 1.5A Standby Power Requirement: <0.5 Watts Output Type: Unity Coupled Output Transformer