Preparation for the tomorrow's open house at Audiolabs with Stage Accompany M-59 speakers driven by HE-50 2 x 1600watt ClassD amps and Atma-sphere MA-1 OTL 130 watt Class A power amplifiers. Analog front end consist s of TW Acustic turntable, My Sonic Lab cartridge and EAR 912 phono preamplifier.