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Quick Details

  • Brand Name: Yulong
  • Model Number: ADA1
  • Type: Home Amplifier
  • Channels: 2 (2.0)
  • Place of Origin: Guangdong, China (Mainland)
  • Name: Yulong ADA1

Packaging & Delivery

Packaging Details carton
Delivery Time Shipped in 5 days after payment

 

 

Yulong ADA1 32Bit 384kHz Digital DSD WIFI Input Digital-to-Analog Headphone Amplifier

 

 

All of us from YuLong proudly present the ADA1 (Amplifier Digital-to-analogue) with breaking through DoP128 and PCM 384KHz support over SPDIF, very analogue sounding, and high performance-to-cost ratio all in one unit backed by our years of experience in sound refinement, design and creativity.

 

We believe ADA1 will become your favorite music playback device with these advantages: Powered by dual high performance AK4490 DAC chips in mono mode; DSD decoding supported by all inputs; JFET input, DC-coupled, fully discrete class-A headphone amplifier; optional WiFi adaptor; A4 sized and flexible connections.

 

 

Key Features of ADA1

DoP64 and DoP128 support over SPDIF/Optical/AES.

PCM 384KHz 24bit over SPDIF/Optical/AES.

DoP64, DoP128, Native DSD64/128/256 and PCM 16-32bit, 32-384KHZ over USB.

Up to PCM384 and DSD 64/128 over WiFi. Direct push with iOS and Android.

Ultra-Low jitter PLL clock (<50PS).

Dual AK4490 analogue sounding DAC.

Adjustable digital filter .

Digital attenuator in 80 steps.

High impedance JFET input, DC-coupled, fully discrete class-A headphone amplifier.

Balanced output with 20Ohm and attenuator can drive active speakers and balanced headphones.

Optional balanced headphone adaptor.

WiFi and headphone module can be shut off for a pure DAC mode.

Touch screen, auto-save, auto-dim and intuitive controls.

Durable aluminum enclosure and feet.

Versatile global voltage 110-240V by user accessible switch.

 

1,LCD screen shows the working status. Brightness will be turned down and buttons will be locked after 20 seconds without operation.

 

2,Input select button. Press to cycle from Coaxial, Toslink, AES, USB and WiFi (when equipped). LCD display will show the sampling rate when a valid digital signal is detected.will be displayed in the case of a DSD format is recognized.

 

3,Volume - button. Short press to decrease the output level by 1dB, or long press for continuous reduction. When in pure DAC mode, a long press will turn on the pre-amplifier and headphone amplifier.

4,Volume + button. Short press to increase the output level by 1 dB, or long press for continuous Increase. When in pure DAC mode, a long press will turn on the pre-amplifier and headphone amplifier.

 

When the output level is 0dB, release and followed by a long press to the volume + button will turn on the Pure DAC mode, which shuts off pre-amplifier and headphone amplifer.

 

The buttons and display will be locked after 20 seconds without operation. Press any button to light up the display and disable the button lock.

 

A long press to the input button will allow you to choose a filter mode from Sharp or Slow. Sharp mode has a flat frequency response while Slow mode has slight roll off in high frequency. Please experience and choose one that you prefer.

 

When equipped with WiFi module, press Input button and Volume + button in the same time for 1 second will toggle WiFi function on and off. Press Volume - and Volume + button in the same time for 1 second will reset the WiFi settings.

 

!!! Warning:  ADA1  outputs a full scale signal in pure DAC mode. You must have a volume control in your system, otherwise the output level could be dangerous high, and might permanently damage  your equipment and hearing

!!!  You may also face angry family members, neighbors and pets! We don't response to any damage under such condition.

 

5,Headphones output

!!! Warning:  Please turn the volume to minimum before connecting or turning on equipments. It may sound dangerous loud!

 

6,Single-end analog output

 

7,Balanced analog output

!!! Warning:  Do not use regular XLR-RCA conversion adapters or cables , which normally short pin 3 to ground. You will damage the output stage!!! We don't response for such damage. Make sure pin 3 is disconnected if you want to use the balanced output as unbalanced.

 

8,COAX SPDIF digital input

 

9,Optical SPDIF digital input

Note:  For some device, ADA1 many not work for signal over 192KHz, because the low quality optical  digital signal.

 

10,AES digital input

11,USB input: Please install the driver when using Microsoft Windows operating system.

    Download address: http://yulongaudio.com/en/down.asp

Please configure the software player to allow automatic sample rate selection. e.g. for KS, WASPI plugin, please set the player to DOP 1.0(0xFA/0x05) when playing SACD,  DSD. When the setting is correct, LCD should display "input USB DSD"

 

12,Main power voltage switch: Please set it to your local voltage.100-120V/220-240V

!!!   WARNING: Please set it to the correct voltage.  Any damage caused by mistake will not be covered.

13,Interchangeable fuse jack. A second fuse is provided.  

14,Main power input.

 

 

 

 

WiFi module instructions

There is an optional WiFi module to enable transferring digital audio to ADA1 through WiFi.

 

When equipped with WiFi module, press Input button and Volume + button in the same time for 1 second will toggle WiFi function on and off. Press Volume - and Volume + button in the same time for 10 second will reset the WiFi settings.

 

AP mode and Client mode is available in WiFi mode. You can connect your device to ADA1 directly under AP mode, or connect ADA1 through your LAN via a router.

 

 

Technical Specifications:

DoP64 and DoP128 support over SPDIF/Optical/AES

PCM 384KHz 24bit over SPDIF/Optical/AES

DoP64, DoP128, Native DSD64/128/256 and PCM 16-32bit, 32-384KHz over USB

Up to PCM384 and DSD 64/128 over WiFi. Direct push with iOS and Android.

SNR: -120dB

Dynamic Range:  119dB

THD+N: 0.00045%

Frequency Response: 20-30KHz-0.15dB

Crosstalk -120dB

Balanced Output level: 4.2V

Headphone amp output power:  600R: 90mW    300R: 180mW   150R: 360mW   32R: 1.68W

Power consumption: <30W

size: 248*210*60mm

weight: 2.8Kg

Product images

 

Company Information

 

 

Packaging & Shipping

 

 

 

 

Cooperate Brands

 

 

 

FAQ

 

1.Voltage

Can you change the voltage and plug?Our voltage is 110V or 220V,and our plug is EU,US or others.
Yes,we will change the voltage and plug according to your shipping address.

 


2.RMA

Hi seller,I bought one device from your shop before,but it is broken now under warranty,can you help me repair it?

Yes,please send the defective device or wrong device to our Chinese address(please contact our salesman).
Once we received it,we will send you the new replacement or refund immediately.

 


3.Warranty

I bought your product 7 years ago,but it's broken now,can you repair it?
Oh...Dear friend,our warranty is 1 year,would you like have a try of the newest one?

 

 

4.Samples

Hi,man,I love your products too much,can you send me a sample to test?I will place big order in future.
Hi,my friend,Please buy products from our Aliexpress store directly.

http://www.aliexpress.com/store/601461 

 

 

5.Shenzhen Shop

Hi,brother,I am going to Shenzhen,China,can I visit your shop?
Yes,my friend,welcome to our shop,you can have a try of your favorite devices,and it would be better if you could inform me in advance,so I can prepare for your needed devices.
Shop address: 4F9,No.3018,Gume,Wanshang Electric City,Huaqiang north road,Futian zone.Shenzhen,China.
T:
86-0755-82521355

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