Rotel Headphone Amplifier in Black - DX-3-B
The ultimate Personal Audio companion packaged in exquisite industrial design with the sophistication of a premium, fully balanced Headphone Amplifier. The ESS Sabre ES9028PRO DAC renders music via PC-USB input (32-bit/384kHz), Coaxial/Optical (24-bit/192kHz), aptX™ HD Wireless Bluetooth and legacy audio equipment via an AUX RCA input.
The DX-3 is ideal for audiophiles seeking to enjoy music with a perfect blend of high performance and stylish design.
Product Description
The ultimate Personal Audio companion combining an exquisite industrial design with the sophistication of a premium, fully balanced Headphone Amplifier supported by an ESS Sabre ES9028PRO DAC. Connect your balanced or single-ended phones to the DX-3 or attached directly to a pair of active, powered speakers rending music up to 32-bit/384kHz from the PC-USB input, 24-bit/192kHz via Coaxial/Optical, aptX™ HD Wireless Bluetooth or any legacy audio equipment via the AUX RCA input.
Fully balanced circuit topology is powered by an in-house manufactured toroidal transformer with ultra-low noise isolation and filter capacitors. The full color graphic display, extruded aluminum remote control and front panel controls ensure ease of operation and configuration.
The DX-3 is perfect for audiophiles who want to enjoy music through loudspeakers or in private listening sessions, combining performance and style.
| Specification | |
|---|---|
| Dimensions (W × H × D) | 215 x 73 x 247mm / 8 1/2 x 2 3/4 x 9 3/4" |
| Front Panel Height | 70 mm (2 3/4") |
| Power Requirements | 120 V, 60 Hz |
| Power Consumption | 30 W |
| Standby Power Consumption | <0.5 W |
| Net Weight | 3.2 kg (7.1 lbs.) |
| BTU | 100 BTU/h |
| Power Output (THD+N < 1%)Single-ended (6.35 mm) : | 765 mW (16 Ω) 383 mW (32 Ω) 41 mW (300 Ω) |
| Power Output (THD+N < 1%)Balanced (4.4 mm): | 2.8 w (16 Ω) 1.4 w (32 Ω) 150 mw (300 Ω) |
| Total Harmonic Distortion (32 Ω, 1k Hz)Single-ended | < 0.008% @ Output=70 mW |
| Total Harmonic Distortion (32 Ω, 1k Hz)Balanced | < 0.004% @ Output=280 mW |
| Frequency Response:Headphone: | 20 Hz - 20k Hz, +0 dB, -0.2 dB |
| Frequency Response:Digital: | 10 Hz – 20 kHz, +0 dB, - 0.5 dB |
| Frequency Response:Analog: | 20 Hz – 20k Hz, +0 dB, - 0.4 dB |
| S/N Ratio (IHF "A" Weighted)Headphone: | Single-ended: >100 dB Balanced >110 dBDigital: >112 dBAnalog: > 107 dB |
| Intermodulation Distortion (60 Hz:7k Hz, 4:1) (Headphone) | Single-ended: < 0.01%,Balanced: < 0.006% |
| Analog Input Overload | 5 V |
| Input Impedance | Digital : 75 Ω,Analog : 10k Ω |
| Output Impedance (Headphone) | Single-ended: < 0.3 Ω,Balanced: < 0.6 Ω |
| Analog Output Level | Unbalanced (RCA): 1V,Balanced (XLR): 2V |
| Digital Output Level | Unbalanced (RCA) 1.6 V,Balanced (XLR) 3.5 V |
| Gain (Headphone) | 0 dB @ G=H,-6 dB @ G=M,-12 dB @ G=L |
| Analog Output Impedance | Unbalanced (RCA): 100 Ω,Balanced (XLR): 200 Ω |
| Digital to Analog Converter | ESS ES9028PRO DAC (32-bit/768kHz) |
| Channel Separation (Analog) | >86dB |
| Coax/Optical Digital Input Signals | SPDIF LPCM (Up to 24-bit/192kHz) |
| Recommended Headphone Impedance (Headphone) | 16 Ω - 300 Ω |
| Input Sensitivity | Digital: 0 dBFs,Analog: 1.2 V |