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ADL A1 USB Portable Headphone Amp & DAC for Android

A1

ADL

Moon Audio

DACs,Headphones,Amps & Dacs,Mobile Audio,Mobile,Earphones, Earbuds,Android,ADL,Portable,

$569.00
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NEW Alpha Design Labs A1 Portable Headphone Amplifier/DAC for Android Devices and computers with USB DAC.


The new ADL A1 is a high-resolution portable headphone amplifier and DAC that can be used with Android devices such as ADL’s own X1 and iDevices.


The A1 is also DSD-capable when used with either a Mac or PC.

Description

Details

Immerse yourself into a recording with the high-resolution sound achieved through the A1 making it a perfect fit for any portable audio enthusiast who uses the highest quality headphones or as we like to call them cans.

Alpha Design Labs ADL A1 is ideal for those who want to run DSD 2X on either a laptop or a desktop.

The portable audio enthusiast will appreciate the A1’s long battery life. While the battery in the A1 lasts approximately 7.5 hours after a full charge, it can be completely recharged in around 5 to 5.5 hours. That provides an exceptional amount of flexibility for playback while on the go. 

ADL A1 Portable Headphone Amplifier is flexible enough to be used in countless number of applications, and small enough to fit just about anywhere while maintaining an extraordinary sound quality.

You’ll appreciate the detailed and focused signature Furutech sound in every component offered by ADL.

HiFi World Review - December 2014

Audiohead Review - November 2014

Important Notice:

The available digital audio stream depends on your device and operating system. For a list of compatible devices please visit http://www.extreamsd.com/USBAudioRecorderPRO/

*Note that some devices need 3rd party software to function. 

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Features

Additional Info

USB 2.0 high-speed compliance with DSD (2.8M and 5.6M data both supported), with the ability to sample 8, 16, 32, 44.1, 48, 88.2, 96, 176.4 and 192 kHz sampling rates, indicated by LEDs on the front panel

Supports DSD64 (2.8MHz) and DSD128 (5.6MHz)

DD Converter (3.5mm TOSLINK optical output)

High-performance 24-bit/192kHz DAC chip

Supports ASIO and Asynchronous mode

Low Jitter

Fits in the palm of your hand

Enjoy music anywhere, on your desk or on the go

Doesn’t draw power from connected Android Device battery

Connectivity

USB Mini-B socket: For USB A output from a PC/MAC for music and to charge battery

USB A socket : For Android Device music output via OTG cable (USB A to micro-B type)

Optical and Analog out : Combined 3.5mm phone jack for Analog out and mini optical jack for optical output (24bit/192kHz Max.)

A second 3.5mm phone jack for headphone output (12~300 ohm range) (When using both 3.5mm headphone Analog out jacks simultaneously it is advisable to use near impedance headphones)

Optical Input: For digital signal from external device (24bit/192kHz Max.)

Line input : 3.5mm(4-pin) phone jack for analog input (switched/When headphones are plugged in there is no Android signal output)

Switchable between USB-A input (Android /Line in), Optical Input and USB-miniB (PC/MAC)

Specifications

High-performance CIRRUS LOGIC CS4392K

24bit/192kHz DAC chip (accepts PCM data and DSD audio data )

Controller 

Supports ASIO and Asynchronous mode

Sampling Rates Supported

VIA VT1736 32bit/192kHz USB chip ,USB 2.0 High Speed compliant accepts DSD 2.8M or 5.6M signal & 44.1 /48 /88.2 /96 /176.4 /192 kHz

Components

TEXAS INSTRUMENTS TPA6130A2 Headphone Amplifier chip -TPA6130A2 high fidelity Stereo Headphone Amplifier with an SNR of 98 dB

OP AMP: TI- LME49726 High Current, Low Distortion, Rail-to-Rail Output Audio Operational Amplifier

   
Max Headphone Output Levels (at 1%THD 1KHz)

70mW(12 ohm), 80mW(16 ohm), 65mW(32 ohm), 38mW(56 ohm), 9mW(300 ohm)

Charge Time

Approximately 7 hours approx. (DC 5V, 0.5A USB bus power)

 

Approximately 5~5.5 hours approx.(AC/DC 5V, 1.0-2.0A switching adaptor)

Music Playback Time

Up to 7.5 hours when fully charged

Size

68(W) x 118(D) x 16.5(H)mm

Weight

.3 lbs (150g) approx.

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