M-AUDIO Audio Buddy 850 ×
http://www.m-audio.com/products/en_us/AudioBuddy.html
Presonus Tube Pre 890 (单通道 电子管)
Presonus BlueTUBE DP 1485
http://www.presonus.com/products/productListing.aspx?ListingType=3
GOTTOMIX tubepre V3 1250 (单通道 电子管) 山寨?×
http://www.gottomix.com/products/Mic_Preamps.htm
M-AUDIO DMP3 1530 (2003年 晶体管 双通道 耳放)
http://www.m-audio.com/products/en_us/DMP3.html
Joemeek THREEQ 1600 (单通道 晶体管 MADE IN CHINA) ×
http://www.joemeek.com/threeq3.html
Focusrite TrakMaster pro 2200 (晶体管 单通道 耳放)
http://www.focusrite.com/products/channel_strips/trakmaster_pro
M-AUDIO DMP3 双通道，插俩话筒，录制立体声？