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Thread Starter 
Hi recently bought a used combo dac and usb to optical converter....as below

my question is about setup..it works but strange driver settings

in windows xp sound control panel lists: C Media usb headphone set this was not in my computer before, and is the only option ecept the sigmatel C major driver which is I think the one for my internal laptop.

Is there a more correct driver? in Foobar this isnt listed but
primary sound driver only is listed


hardware specs.....
Mini DAC
Burr-Brown PCM1793
--24-Bit 192kHz Sampling Advanced Segment Audio Stereo DAC
--Dynamic Range: 113 dB THD+N: 0.001%
--8× Oversampling Digital Filter
Digital input receiver DIR9001
OPAMP: Burr-Brown OPA2134


Teralink X USB to SPDIF/TOSLINK/I2S Converter

1ppm 12.0 Mhz TCXO inside\
1. CM108 usb reciever chip, getting multiple digital audio

stream directly without format conversion.
2. Precision 12.0 Mhz 1ppm TCXO serve as master clock for CM108

chip for lowest jitter performance.
3. Sanyo Oscon solid polymer capacitors for power filtering and

solid tantanium caps for decupling.
4. LM317 based voltage regulator to get over 80db ripple

suppression.
5. 74hc125a digital signal driver for I2S data output, allow

long distance I2S signal transmission.
6. Offer both RCA and BNC type SPDIF output, each with

independent PE65612 pulse transformer.