As I've said in another thread I've only heard the Dartzeel in few ocasions with Sonus Faber Amati, and my opinion is similar to what bmelehu wrote "soft, smooth, dynamically compressed solid state amplifier". I could had the adjectif coloured.
Was this a case of speaker-amp mismatch? I dont know but the sound did not thrill me.
Was this a case of speaker-amp mismatch? I dont know but the sound did not thrill me.