Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!uwm.edu!csd4.csd.uwm.edu!info-high-audio-request From: bsw!cheng@uunet.UU.NET (Cheng-Yew Tan) Newsgroups: rec.audio.high-end Subject: An article for rec.audio.high-end Message-ID: <11996@uwm.edu> Date: 9 May 91 12:56:41 GMT Sender: news@uwm.edu Lines: 21 Approved: tjk@csd4.csd.uwm.edu Originator: tjk@csd4.csd.uwm.edu "Passive" Preamp ---------------- In the April issue of Stereophile, Corey Greenberg said that his home-brewed preamp bettered the Levinson No.26 and the Audio Research SP-14: "...my design simply places the [Precision Monolithics] BUF-03 on the wiper of the pot; signal source feeds the pot, pot feeds the buffer, buffer feeds the output RCA jacks." Pot is a Penny & Giles 10K. I would like to try this but I'm wondering if I need to add an offset nulling circuit. Should I be concerned if my amp is DC-servo coupled? Thanks for any and all replies. Cheng Tan