C-Media的高階chip還不錯,個人也有一張Auzentech X-Meridian 7.1,採用CMI 8788 chip,opamp可更換以找尋自己最喜歡的聲音,最重要的一點是其高達5V的輸出,驅動力完全不是問題
http://www.auzentech.com/site/products/x-meridian.php
The C-Media Oxygen HD CMI8788 Audio Processor is the heart of the AUZEN X-MERIDIAN 7.1.
4 pcs 24-bit/192kHz AK4396VF (120dB-part spec.) DACs for 7.1channel output. (24-bit/192kHz in 7.1channel playback)
1 pc 24-bit/192kHz AK5385VF(114dB-part spec.) ADC input (24-bit/192kHz recording)
1 pc CMI9780 AC'97 2.3 CODEC for AUX input, CD input, MIC input (16bit/48kHz playback/recording)
Integrated up to 192k/24-bit S/PDIF transmitter for 44.1kHz,48kHz, 96kHz, 192kHz SPDIF output.
Supports onboard high grade special COAX+OPTIC combo type transmitter module for up to 192kHz SPDIF out.
Integrated up to 192k/24-bit S/PDIF receiver for 44.1kHz,48kHz, 96kHz, 192kHz SPDIF input.
Supports onboard high grade special COAX+OPTIC combo type receiver module for up to 192kHz SPDIF input.
Standard 10PIN Front Panel Audio supports connectivity for stereo audio output and a microphone input from most new chassis. (All 7.1channel analog output muted by jack connection sense of front panel headphone out / Dual MIC input available by back panel mic input and front panel mic input)