STAX SRM-400S Solid State Driver Colour:Silver precise aura settled on the

precise aura settled on the music

Ayre AX-5 Twenty Stereo Integrated Amplifier

and is very highly recommended

Big soundstage

STAX SRM-400S Solid State Driver Colour:Silver precise aura settled on theMiddle class semiconductor driver unit is renewed. New DC amplifier which FET are installed in all stages. STAX introduces a new semiconductor driver unit SRM 400S, the successor model of SRM 353X. STAX custom made low noise DUAL FET is installed on First Stage. And FET is also installed on Last Stage. The characteristics of right FET and left FET are measured strictly. Selected FET are installed as well as SRM 700S. SRM 400S succeeds to the design