Full Description
ReplayGain
Nothing is more annoying than when you’re listening to your favourite playlists, or even listening to unmastered tracks of your own that interrupt the immersion and flow between songs. This is often the case when listening to tracks from different time periods as loudness levels and modern formats dictate different levels to when digital formats and streaming services were non-existent. Well, Astell & Kern have come to enhance your listening experience and have included ReplayGain on the ACRO CA1000. It automatically adjusts sound sources with different volumes to one level so you can enjoy seamless hi-res audio on all your tracks.
Bespoke design – handcrafted in Japan
The ACRO CA1000 builds on what makes Astell & Kern’s Hi-Fi products so popular and this includes its design. All components of the player are meticulously sourced and carefully united by experienced engineers in Japan. The angled bezel of the screen exhibits the impression of a smaller rectangle floating freely into the chassis whilst the wheel on the side is stylishly patterned, giving a highly premium feel to the ACRO CA1000. It also features Astell & Kern’s silver-plated shield can, which negates outside interference and reduces noise ensuring excellent audio performance.
BT Sink
Astell & Kern endeavour to make the user experience as trouble-free as possible, removing any worries allowing you to enjoy your music the way the recording engineer and producer intended. To this aim, they have included a brand new function known as BT Sink to the ACRO CA1000 which enables you to connect your speaker to an external device allowing you to enjoy your high-quality audio on any device. Being a two-way function you can even connect a device like a smartphone to your ACRO CA1000 and playback in high quality.
Features
- Perfectly drive any headphone/IEM with 4 levels of gain and up to 15Vrms output
- Multiple inputs and outputs provide maximum options and compatibility with all of your audio equipment
- Equipped with ESS ES9068AS Quad-DAC for detailed and balanced sound
- Support for 32bit/384kHz PCM and Native DSD512 playback
- Built-in Battery- Portable amplifier can operate without external power supply
- TERATON ALPHA, the epitome of Astell & Kern audio technology
- Crossfeed support for a more natural acoustic experience with headphones
- Support for the latest Bluetooth 5.0 and wireless 24-bit codecs (Qualcomm® aptX™ HD, LDAC)
- Dual-Band Wi-Fi support for greater wireless connectivity
- ReplayGain that automatically adjusts sound levels across different music tracks
- Silver Plating Shield to minimize noise and interference
- View your screen anywhere with a display adjustable up to 60 degrees
General
| Model | ACRO CA1000 |
|---|---|
| Body Color | Moon Silver |
| Body Material | Aluminum |
| Display | 4.1 inch 720 x 1280 touch screen |
| Supported Audio Formats | WAV, FLAC, WMA, MP3, OGG, APE, AAC, ALAC, AIFF, DFF, DSF, MQA |
| Sample Rate PCM | 8kHz 384kHz (8/16/24/32bits per Sample) / DSD Native: DSD64(1bit 2.8MHz), Stereo / DSD128(1bit 5.6MHz), Stereo / DSD256(1bit 11.2MHz), DSD512(1bit, 22.4MHz) Stereo |
| Output Level (Headphone Out) | [Low] Unbalanced 2Vrms / Balanced 4Vrms (Condition No Load)
[Mid] Unbalanced 4Vrms / Balanced 8Vrms (Condition No Load) [High] Unbalanced 6Vrms / Balanced 12Vrms (Condition No Load) [Super] Unbalanced 8Vrms / Balanced 15Vrms (Condition No Load) |
| Output Level | (RCA Out) 2Vrms (Condition No Load) |
| CPU | Quad-core |
| DAC | ESS ES9068AS x4 (Quad-DAC) |
| Decoding | Support up to 32bit / 384kHz Bit-to-Bit playback |
| Headphone Outputs | Unbalanced (3.5mm, 6.35mm) / Balanced (2.5mm, 4.4mm) |
| Analog Inputs Outputs | RCA (Stereo pair) x1, RCA (Stereo pair) x1 |
| Digital Inputs Outputs | Coaxial x1, Optical x1, USB(Type-C) x1,Optical(3.5mm) x1, USB(Type-C) x1 |
| Wi-Fi | 802.11 a/b/g/n/ac (2.4/5GHz) |
| Bluetooth | V5.0 (A2DP, AVRCP, Qualcomm® aptX™ HD, LDAC) |
| Dimensions | 4.12″(104.9mm)[W] x 1.77″(45mm)[H] x 5.85″(148.8mm)[D] |
| Weight | about 32.41oz (919g) |
| Feature Enhancements | Firmware upgrade supported (OTA) |
| Operating Temperature | 0 degrees C + 40 degrees C (32F 104F) |
| Product code | AK3050 |
Audio
| Frequency Response | ±0.024dB (Condition : 20Hz 20kHz) Unbalanced / ±0.018dB (Condition : 20Hz 20kHz) Balanced /
±0.048dB (Condition : 20Hz 20kHz) RCA
±0.059dB (Condition : 20Hz 70kHz) Unbalanced / ±0.056dB (Condition : 20Hz 70kHz) Balanced /
±0.048dB (Condition : 20Hz 70kHz) RCA
|
|---|---|
| S/N | 107dB @ 1kHz, Unbalanced / 115dB @ 1kHz, Balanced / 119dB @ 1kHz, RCA |
| Crosstalk | -105dB @ 1kHz, Unbalanced / -124dB @ 1kHz, Balanced / -121dB @ 1kHz, RCA |
| THD+N | 0.005 @ 1kHz, Unbalanced / 0.002 @ 1kHz, Balanced / 0.0004 @ 1kHz, RCA |
| IMD SMPTE | 0.0008 800Hz 10kHz (4:1) Unbalanced / 0.0004 800Hz 10kHz (4:1) Balanced / 0.0003 800Hz 10kHz (4:1) RCA |
| Output Impedance | 3.5mm, 6.35mm (1ohm), 2.5mm, 4.4mm (2ohm), RCA (2ohm) |
Clock
| Clock Jitter | 25ps (Typ) |
|---|---|
| Reference Clock Jitter | 70ps |
Memory
| Built-in Memory | 256GB [NAND] |
|---|---|
| External Memory | microSD x1 (Max. 1TB) |
Battery
| Capacity | 8,400mAh 3.8V Li-Polymer |
|---|---|
| Charge Time | about 2.5 hours (9V / 3A PD2.0 Fast Charging) | 7 hours (5V 2A General Charging) |
| Playback Time | about 10.5 hours (Standard: FLAC, 16bit, 44.1kHz, Unbalanced, Vol.40, LCD Off, Low Gain) |
OS
| Supported OS | Windows 7,8,10 (32/64bit), MAC OS X 10.7 and up |
|---|

























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