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Even though the PCM1704 PDF declare the PCM1704 support up to 96KHz / 24bit, highest word clock input is 768KHz.
In fact the PCM1704UK can support 192KHz / 24bit at 8X oversampling, the word clock input is 1.536MHz , as high as ESS9018.

SA-1.32
 Dedicated Discrete Diamond Difference design  DAC
 DSP-1 inside
Built in 4 Pieces  PCM1704UK Support up to 192KHz
 32bit / 384K Asynchronous Transfer  USB-32 Module
Price:  USD909   (Exclude shipping cost)
(Default install DIR9001 for SPDIF input support up to 24bit / 96KHz, if customer want support up to 192KHz, while place the order inform free replace by WM8805 . USB input always support up to 32 bit / 192KHz)
               

                        

     
Summarize Use Manual Specs Technology Detail Custom Option Shipping Cost

The rule of the power ON /  OFF:
Power On :
     Source power ON ---->  SA-1.32 power ON ----> Amp power ON ( preamp , headphone amp and integrated amp )
 Power Off:
    Amp power OFF ( preamp , headphone amp and integrated amp ) ---> SA-1.32 power OFF ---> Source power OFF .


Use Manual:
Power button:
To power ON/Off the SA-1.32 .
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Setting button:
Select the SA-1.32 output level at high (2.5V RCA) or low (1.25V RCA )
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Selector button:
 Select the input sources.   1: USB input. 2: Coaxial input. 3 :  Coaxial input. 4¡GOptical input. 5¡GOptical input.
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DSP-1 Jumpers setting
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Jumpers Number

Setting

Functions describing

Jumper1  PLLEN

Active (OFF)

Bypass (ON)

PLL setting
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Stopband Attenuation

-130DB

-90DB

-50DB

Digital filter Stopband Attenuation

Jumper2 ATT1

(OFF)

(OFF)

 ( ON)

 (ON)

Jumper3 ATT0

(OFF)

 (ON)

(OFF)

 (ON)
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Oversampling

8X

4X

1X

Oversampling setting

Jumper4 IPS0

(OFF)

 OFF)

 (ON)

Jumper5 IPS1

(OFF)

 (ON)

(OFF)
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Jumper6 DITH

Active (OFF)

Inactive(ON)

Data Dithering
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Jumper8 CLKS0

Can't change the setting

For other DACs design and setting

Jumper9 CLKS1

Jumper10 OWS1

Jumper11 OWS0


Note:     ON mean the jumper push on.
             OFF mean the jumper pull off.
              While applied WM8805 for SPDIF interface, the DSP1  setting at NOS ,if the SPDIF input sampling at 192KHz, must have a decent source and SPDIF cable .


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