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HI-END USB DAC PCM1798+PCM2707 EH 12AT7 tube buffer

Price $194.99   Free shipping to worldwide

HI-END USB DAC PCM1798+PCM2707 EH 12AT7 tube buffer

Hi-End USB PCM1798 Tube DAC
using Burr-Brown  PCM2707+PCM1798
Model No: USB_1798 Tube DAC , Assembled & Tested


This DAC made with high-quality component.......

Nichicon FW capacity, WIMA capacity, Sanyo OS-CON capacity,BP MUSE capacity, KOA high-precision metal film resistors, Burr-Brown OPA604AP*2, Burr-Brown  PCM1798, Burr-Brown  PCM2707, NE5532P*2, AMS1117-3.3,AMS1117-5,MC7808,LM337,LM317,KA7806, EH 12AT7 Tube.....

-USB input
   USB controller: Burr-Brown PCM2707
   --Full speed transciever (REAL AUDIO 1.1)
   --32KHz~48KHz/16BIT DELTA-SIGMA STEREO

-Main DAC Use Burr-Brown PCM1798, offers wider dynamic range and lowers distortion,The high-level desktop multi-function DAC (D / A converter) 
--24-Bit 192kHz Sampling Advanced Segment Audio Stereo DAC
--Dynamic Range: 123dB THD+N: 0.0005%
--8× Oversampling Digital Filter
--Differential Current Output: 4 mA p-p

 

-Hi-End 56VA R Core universal transformer
-Universal transformer, work with 110~120V or 220~240V AC.
-Super low noise, work best for DAC/Preamplifier, source type devices

 

-Output SPDIF(Optical or Coaxial) or Analog L and R

-Input USB  [This item don't have SPDIF(Optical or Coaxial) Input] ,
You can buy this iems:
http://www.qlshifi.com/en/wzcapi/pcm1798_usb_dac.htm If you need SPDIF Input.

-Analog Output can choose add tube buffer output or directly from I/V converters  Output

-Such as double side gold coat PCB with high quality soldering.

-Power: Independent power supply by AMS1117-3.3,AMS1117-5,MC7808,LM337,LM317,KA7806

-Burr-Brown   NE5532P*2 OpAmp I/V converters

-Burr-Brown  OPA604AP*2  OpAmp LVP

-Power Supply: 0-8V(2A),0-60V(0.4A),15V-0-15V(0.4A),(Include)


The USB interface into the PCM2707, and then directly through I2S input to PCM1798.
The PCM1798 output uses 4 OP Amp to I/V converters and LVP. The USB DAC output  you could select directly from OpAmp or add tube buffer.
The USB DAC also provides two-way digital signal output: optical SPDIF output and coaxial SPDIF.

Figure 1:

Figure 2:


Figure 3: Hand not included.


Figure 4:


The following items are included with your Order:

USB_1798 Tube DAC(Include transformer.)(Figure 1), Assembled & Tested  * 1

Price $194.99(Out of Stock)

This item don't have SPDIF(Optical or Coaxial) Input] ,
You can buy this iems:
http://www.qlshifi.com/en/wzcapi/pcm1798_usb_dac.htm If you need SPDIF Input

Shipping by HK Registered Air Mail----Free!!!  about 7-20days

Purchasing Instructions:
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FAQ
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If the item in the swap in the transport stolen, and you will be re-distributed to us?
  • If you buy the parts, within the prescribed time did not receive goods, we will re-sent to you.
     
  • For example, if you buy the parts on jaunary 1, you will received the parts on Jaunary 30 before, becuase it takes 7-20 working days, if you not received the parts on Jaunary 30 before, please tell me we, we will re-sent to you!
  • We WON'T resend any bounce back order due to incorrect shipping address
 
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  • 100% money back guarantee or exchange the same class of the products.
    Full refund will be issued upon receipt of the Deffective Item.
    Please be advised that shipping and handling cost are not refundable.
    Buyers must be returned the defective products within 7 days from the date when product received.
    Refund or Replacement will be sent after we received your returning item.
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  • Normally, Your order will be shipped within 1-2 our business days after the payment is cleared.
    The shipping time may vary, depends on receiver's location.
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SHEN ZHEN QLS ELECTRONIC TECHNOLOGY CO.,LTD. (QLS-HiFi)

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