contact no523 analog and phono learn more no526 analog phono and digital learn more the new power duo the no534 dual monaural amplifier coming soon and the no536 monaural amplifier available now discover the no534 discover the no536 stream . spin . connect . unveiling the no519 audio player explore the future explore the catalog view more mark levinson & lexus experience pure audio view more news & reviews contact us purchase policy privacy policy terms of use visit harman.com find dealer find a dealer us international intl sign up to receive updates submit submit latest news hi fi reviews the mark levinson no585 read more harman s mark levinson introduces 523 dual monaural pure path preamplifier at high end 2016 read more harman s mark levinson introduces 534 dual monaural pure path amplifier at high end 2016 read more harman international industries incorporated . all rights reserved .