USB DAC/Network Player TEAC NT-505
- Dual monaural USB DAC/Network Player supporting DSD512 and PCM32/768.
- The NT-505 is a flagship dual monaural USB DAC with versatile network playback capabilities. It successfully incorporates the latest network technologies, along with TEAC’s decades of accumulated audio design experience, in an attractive package with an A4-sized footprint.
Features
- Hi-Res audio playback supporting DSD512 (22.6MHz) and PCM 768kHz/32-bit PCM.
- Dual monaural circuit design with a high-end AKM VERITA AK4497 DAC on each channel.
- Supports MQA decoder and music subscription services (TIDAL and Qobuz) and is Roon-ready.
- DSD128 (5.6MHz) and PCM 192kHz/24-bit Network streaming from NAS/PC.
- 5 types of PCM digital filters and 2 types of DSD digital filters.
- Up-conversion up to 24.5MHz DSD and 384kHz/32-bit PCM.
- Dual on-board clocks for 44.1kHz and 48kHz frequencies, and 10MHz external clock input.
- Bluetooth receiver supporting LDAC and Qualcomm aptX HD.
- TEAC-HCLD output buffer circuit and TEAC-QVCS volume control for high quality sound.
- ''Bulk Pet'' USB transfer technology, with four transfer modes to vary sound character.
- Free TEAC HR Audio Player and TEAC HR Streamer app.
Specifications
| Model | NT-505 |
| Supported formats | |
| USB input | PCM |
| 16/ 24/ 32 bit | |
| 44.1k/ 48k/ 88.2k/ 96k/ 176.4k/ 192k/ 352.8k/ 384k/ 705.6k/ 768k Hz | |
| DSD: 2.8M/ 5.6M/ 11.2M/ 22.5M Hz | |
| Coaxial digital input | PCM |
| 16/24 bit | |
| 32k/44.1k/48k/88.2k/96k/176.4k/192k Hz | |
| DSD: 2.8MHz (supported with 176.4kHz/ 24-bit DoP format) | |
| Optical digital input | PCM |
| 16/24 bit | |
| 32k/44.1k/48k/88.2k/96k/176.4k/192k Hz | |
| DSD: 2.8MHz (supported with 176.4kHz/ 24-bit DoP format) | |
| DAC section | USB DAC: Asahi Kasei Microdevices AK4497×2 |
| Up-conversion: up to 384kHz/32-bit PCM, 22.5MHz DSD | |
| Digital filters | PCM filters: Sharp Roll Off, Slow Roll Off, Short Delay Sharp, Short Delay Slow, Low Dispersion, off |
| DSD cutoff frequencies: - Narrow: 39kHz (at 2.8M), 78kHz (at 5.6M), 156kHz (at 11.2M) or 312kHz (at 22.5M) - Wide: 76kHz (at 2.8M), 152kHz (at 5.6M), 304kHz (at 11.2M) or 608kHz (at 22.5M) |
|
| LAN section | |
| Connector | RJ-45×1(1000Base-T) |
| MQA Decoder | Built-in |
| Audio inputs | |
| USB (rear) | USB B port, USB 2.0, asynchronous mode transfer, bulk transfer |
| Compatible Software: TEAC HR Audio Player (Windows, Macintosh) | |
| COAXIAL digital (rear) | RCA pin×1 (gold-plated) |
| Input level: 0.5Vp-p | |
| Input impedance: 75Ω | |
| Optical digital (rear) | TOS-link×1 |
| Input level: -24.0 to -14.5dBm peak | |
| Coaxial digital (front) | 1/8-inch (3.5mm) mini×1 (combined with optical digital input, detected automatically) |
| Input level: 0.5Vp-p | |
| Input impedance: 75Ω * 1/8-inch Mini - RCA conversion cable included. |
|
| Optical digital (front) | 1/8-inch Mini Optical×1 (combined with coaxial digital input, detected automatically) |
| Input level: -24.0 to -14.5dBm peak | |
| USB (front) | USB A port |
| Supported media: USB Flash Drive | |
| Bluetooth | Bluetooth version: 4.0 |
| Output class: Class2 (Range: approx. 33ft/10m) | |
| Supported profiles: A2DP, AVRCP | |
| Content protection: SCMS-T | |
| Supported codec: LDAC, Qualcomm aptX HD, aptX, AAC, SBC | |
| No. of paired device: maximum 8 devices | |
| Audio outputs | |
| XLR balanced | XLR×1 pair (gold-plated) |
| Output level: Fixed (0dB), fixed (+6dB), variable, output off (selectable) | |
| Maximum output level: 2.0Vrms (1kHz, full scale, into 10kΩ, when set to fixed (0dB)) 4.0Vrms (1kHz, full scale, into 10kΩ, when set to fixed (+6dB)) 12.0Vrms (1kHz, full scale, into 10kΩ, when set to variable) |
|
| Output impedance: 188Ω | |
| RCA unbalanced | RCA pin×1 pair (gold-plated) |
| Output level: Fixed (0dB), fixed (+6dB), variable, output off (selectable) | |
| Maximum output level 2.0Vrms (1kHz, full scale, into 10kΩ, when set to fixed (0dB)) 4.0Vrms (1kHz, full scale, into 10kΩ, when set to fixed (+6dB)) 6.0Vrms (1kHz, full scale, into 10kΩ, when set to variable) |
|
| Output impedance: 150Ω | |
| Headphone outputs | |
| Connector | 1/4-inch (3.5mm) Stereo TRS jack×1 (gold-plated) |
| Polarity: Tip:L+, Ring1:R+, Ring3:L-, Sleeve:R- | |
| Maximum output | 500mW + 500mW (into 32Ω) |
| Supported impedances | 16 to 600Ω |
| Clock section | |
| Internal clock | Type: Crystal oscillator |
| Number of clocks: 2 (44.1kHz and 48kHz) | |
| External clock input | Connector: BNC (gold-plated) |
| Input frequency: 10MHz | |
| Input impedance: 50Ω | |
| Input level: - Rectangle wave: equivalent to TTL levels - Sine wave: 0.5 to 1.0 Vrms |
|
| Audio performance | |
| Frequency Response | 10 to 80,000 Hz (+1/-3 dB, 192kHz PCM input, RCA output, digital filter off) |
| Total harmonic distortion | 0.002% or less (192kHz PCM input, RCA output, digital filter off) |
| S/N ratio | 110dB or higher (192kHz PCM input, RCA output, digital filter off) |
| General | |
| Power supply | US/Canada: AC 120V 60Hz |
| UK/Europe: AC 220 to 240V 50Hz | |
| Power consumption | 18W (0.4W in standby) |
| dimensions (including protrusions) | 290(W)×81.2(H)×248.7(D) mm/ 11.4-inch (W) × 3.2-inch (H) × 9.8-inch (D) |
| Weight | 3.9kg/ 8.6lbs |
| Included accessories | Power cord, RCA mini plug adapter cable, remote control (RC-1330),2 AAA batteries for remote control, Owner's Manual (with warranty) |
- Bảo hành: 12 tháng.
