At the heart of the MAC-2 is your choice of two hand-built digital-to-analog conversion platforms: a custom-designed R2R DAC or the ES9039Q2M board. Each option is engineered specifically for Midwest Audio Concepts and offers its own sonic character—allowing listeners to select the presentation that best matches their system and personal listening preferences.
Order Mac-2 ➜
• All-in-one high-performance streamer, DAC, and amplifier
• Dual-mono Class D amplification delivering massive headroom
• Choice of two hand-built DAC platforms: Custom R2R or ESS ES9039Q2M
• Raspberry Pi 5 + Volumio streaming platform
• Supports Spotify Connect, TIDAL Connect, Qobuz, and more
• High-resolution playback up to 32-bit / 768kHz
• Handcrafted solid hardwood enclosure
• Designed for natural, fatigue-free listening
• Dual-mono Class D amplifier architecture
• 275W per channel @ 8Ω
• 550W per channel @ 4Ω
• Up to 1000W peak power
• High current capability for demanding speakers
• Low distortion and excellent efficiency
• Stable performance with 4-ohm speaker loads
• Designed for dynamic headroom and musical control
• Custom R2R ladder DAC architecture
• Hand-matched 0.005% precision resistors
• 24-bit / 384kHz NOS (non-oversampling) operation
• I2S input supporting up to 32-bit / 768kHz & DSD512
• Passive RC filtering for natural sound reproduction
• Ultra-low noise regulators and LC filtering
• Unbalanced RCA output (2V RMS)
• Known for a smooth, organic, analog-like presentation
• Based on the ESS ES9039Q2M DAC
• 32-bit, 2-channel digital-to-analog converter
• ESS HyperStream® IV Dual DAC™ architecture
• SABRE HiFi® design for low distortion and high dynamic range
• Supports up to 32-bit / 768kHz PCM
• Supports DSD1024 playback
• Total distortion below 0.00035%
• Noise floor approximately −140dB
• Extremely detailed, transparent sound reproduction
• High-quality linear and regulated power architecture
• Low-noise voltage regulation
• Dedicated filtering stages for digital and analog sections
• LC filtering to reduce ripple and interference
• Designed to maintain stability during high-power amplification
• Ensures consistent performance for streaming, DAC, and amplifier stages
• Audiophiles who want an all-in-one high-performance system
• Listeners who value both craftsmanship and sonic performance
• Systems that require high power for demanding speakers
• Music lovers who prefer a clean, minimal system without separate components
• Anyone seeking modern streaming convenience with traditional hi-fi sound
