If you have a turntable, you need a preamp. Phono preamps will boost the volume coming from your turntable and bring it up to Line level, ... ... <看更多>

Fosi Audio Box X2 Phono Preamp https://amzn.to/3KXBICD Project Phono Box S2 Ultra https://amzn.to/34mbj0s Uturn Pluto 2 ... ... <看更多>

Preamps are not exactly preamps. In this episode, Paul explains the difference between phono preamps and line preamps. ... <看更多>

維修一部老舊diy phono amp，電源部分所有濾波電容老化乾塘，燈絲電壓不足，放大部分輸出電容老化漏電，多處焊點老化要補焊。 #phonoamp #12ax7 #12au7 #srpp #80tube. ... <看更多>

17/set/2017 - http://www.jogis-roehrenbude.de/Leserbriefe/Martin-Ruppel-Phonoamp/Schaltplan.gif. ... <看更多>