NuPrime ST-10 Stereo Power AmplifierThe ST 10 amplifier is for listeners who require a reference class amplifier at a somewhat lesser power rating of 2 x 150W (8 Ohm). NuPrimes sonic character stands well apart from and indeed above the soft, cushy sound we often associate with most tubed amplification and the dry, clinically edgy sound we often associate with solid state and switching technology. Rarely does an amp achieve an ideal balance of richly textured timbres and harmonics,