Lyngdorf TDAI-3400 – Reference Digital Integrated Amplifier with RoomPerfect™

The Ultimate Lyngdorf Amplifier – Power, Precision and Perfect Room Integration

• Reference-grade fully digital amplifier delivering up to 2 × 400 W of ultra-clean power
• RoomPerfect™ – one of the world’s most advanced room-correction technologies
• Modular input architecture – HDMI, analog, AES/EBU, USB, streaming, and more
• High-resolution streaming including Roon Ready, AirPlay, Spotify Connect and Internet Radio
• Ideal for medium to large listening rooms and demanding high-end speakers
• Designed and engineered in Denmark by Lyngdorf Audio

The Lyngdorf TDAI-3400 is the brand’s flagship integrated amplifier — combining massive power, unmatched digital purity and the industry-leading RoomPerfect™ correction system. Capable of driving even the most demanding loudspeakers with ease, the TDAI-3400 is a reference-level solution for audiophiles seeking absolute transparency, control and flexibility.

With its modular design, powerful DSP engine and flawless digital signal path, the TDAI-3400 delivers sound reproduction that remains pure, dynamic and distortion-free at any listening level.

🎵 Fully Digital Amplification – Pure Signal, Zero Loss

Lyngdorf pioneered fully digital amplification, and the TDAI-3400 represents the pinnacle of this technology. The audio signal remains in the digital domain until the final output stage, eliminating the noise, drift and distortion introduced by traditional analog stages.

This results in:

• Exceptional clarity and black-background silence
• Ultra-low distortion regardless of volume
• Superior timing and transient precision
• Effortless dynamic impact

🎛️ RoomPerfect™ – A Breakthrough in Acoustic Optimization

No matter how good your speakers are, room acoustics dictate most of what you hear. RoomPerfect™ measures your room and compensates for boundary effects, reflections and subwoofer integration, producing:

• Accurate bass without boominess
• Better imaging and focus
• Neutral tonality true to the original recording
• Optimized performance even with non-ideal speaker placement

RoomPerfect™ lets you choose between Focus Mode for pinpoint listening or Global Mode for perfectly balanced sound throughout the room.

🔌 Built for Modern High-End Systems

The TDAI-3400 offers an exceptionally complete set of connectivity options:

• Digital Inputs: Coaxial, Optical, AES/EBU, USB Audio
• Analog Inputs: Balanced XLR and unbalanced RCA
• HDMI ARC/eARC (with optional module)
• Streaming: Roon Ready, Spotify Connect, AirPlay, DLNA, Internet Radio
• Subwoofer Outputs with advanced digital crossover management

Its modular design allows you to configure the amplifier to your needs, from cinema integration to pure two-channel audiophile setups.

🏡 Room Size & Speaker Pairing Recommendations

• Room Size: 20–60 m² (or larger with multiple subs)
• Speaker Types: medium/large floorstanders, high-end standmounts, or multi-sub configurations
• Ideal Partners: Lyngdorf MH-3, MH-2, FR-1, CUE-100 and most premium high-end brands

Because of its high current capability and digital precision, the TDAI-3400 drives even demanding speakers with ease — including low-impedance designs.

📐 Technical Specifications – Lyngdorf TDAI-3400

• Power Output: 2 × 200 W @ 8 Ω / 2 × 400 W @ 4 Ω
• Amplifier Type: Fully digital (Lyngdorf Equibit)
• Room Correction: RoomPerfect™ with microphone included
• Frequency Response: 0–20 kHz (digital domain)
• Digital Inputs: 3 × Optical, 2 × Coaxial, AES/EBU, USB Audio
• Analog Inputs: RCA and XLR
• Outputs: Speaker out, dual subwoofer out, digital out
• Streaming: Roon Ready, Spotify Connect, AirPlay, DLNA, Internet Radio
• Dimensions (W × H × D): 45 × 10 × 36 cm
• Weight: approx. 8.2 kg
• Finish: Black satin

The Lyngdorf TDAI-3400 is a true reference amplifier — powerful, elegant and uniquely intelligent thanks to its world-leading RoomPerfect™ system. For audiophiles and home cinema enthusiasts seeking uncompromising performance, it is one of the most advanced integrated amplifiers available today.