The ASR Audio Basis Exclusive is our most complex Phono preamplifier and is in series equipped with the expensive MIL chip AD 843 SQ. The external power unit is based on the Battery-power unit for the ASR Audio emitter with 400.000 uF additional filtering. In the housing of the ASR Audio basis a buffer with a further 700,000 uF is installed. The ASR Audio Basis is fitted with RCA and balanced XLR inputs, it can also be fitted with an extra set of RCA and XLR’s if required. The "latest version" is now shipping!