• Crescent Moon Fretless-->PW4B-->direct to soundcard
• BSX Electric Upright-->PW4B-->SpeakerPower amp-->DIY 15/6/1 cab-->Crown PZM mikes (live jazz trio)
• Bowed Electric Upright-->PW4B-->Rocktron Intellifex LTD-->Hafler P3000-->Passinwind 15/6/1, Passinwind 12/1 Co-ax-->Crown PZMs

Version 2:  Added discrete FET back end with channel strip style variable gain, -6 to +16 dB.   

Works really well for guitar too!