Rotel DX-3 Headphone Amplifier Precision The Rotel DX‑3 Headphone Amplifier brings high‑performance personal audio into a compact footprint. It delivers precision power and refined digital conversion for headphones and line‑level sources alike. Every detail feels controlled and expressive, whether you’re exploring complex musical passages or delving into late‑night listening sessions. Flexibility The Rotel DX‑3 adapts seamlessly to today’s varied sources. You can connect via USB‑C for high‑resolution PC audio, optical or coaxial digital links for legacy devices, or enjoy wireless convenience with Bluetooth including high‑quality codec support. A dedicated analogue input lets you link older gear without fuss. This amplifier doesn’t force you to choose — it embraces them all. Power Choose between balanced 4.4 mm and single‑ended 6.35 mm outputs to suit your headphones. DX‑3 delivers strong power across impedances, feeding both easy‑to‑drive designs and more demanding cans with confidence. Its fully balanced topology lowers noise and boosts dynamic control, so bass stays taut, mids stay rich, and highs stay free from glare. Clarity At the heart of Rotel's DX‑3 lies a premium DAC stage that supports high‑resolution digital audio from multiple sources and maintains musical integrity throughout playback. The headphone amplifier section combines clean gain stages with low distortion figures, creating a spacious, detailed listening experience that rewards careful recordings. Control Physical controls on the front panel feel engineered for precision, while a full‑colour graphic display keeps you informed of settings at a glance. A well‑crafted aluminium remote gives you control from the couch or desk, and selectable gain levels help you tailor performance to your headphones. Presence The Rotel DX‑3 also offers line outputs via RCA and XLR, letting it double as a preamplifier for external amps or active speakers. This versatility extends its usefulness beyond personal listening to become a capable hub in a compact system. Specification Value Headphone Power — Single‑ended (6.35) 765 mW @16 Ω / 383 mW @32 Ω / 41 mW @300 Ω Headphone Power — Balanced (4.4) 2.8 W @16 Ω / 1.4 W @32 Ω / 150 mW @300 Ω THD Noise (Headphone, 32 Ω) < 0.008 % SE, < 0.004 % BAL Frequency Response — Headphone 20 Hz – 20 kHz, 0 dB, ‑0.2 dB Signal‑to‑Noise Ratio — Headphone > 100 dB SE, > 110 dB BAL Output Impedance — Headphone < 0.3 Ω SE, < 0.6 Ω BAL Gain Settings High / Medium / Low Recommended Headphone Impedance 16 Ω – 300 Ω Digital Inputs USB‑C, Optical, Coaxial Wireless Bluetooth aptX HD, AAC Analogue Input RCA Line Outputs XLR Balanced, RCA Power Consumption ~30 W Standby Power < 0.5 W Dimensions (W × H × D) 215 × 73 × 247 mm Weight 3.2 kg
