Author: David Caplan

Stein Music Q5 Quantum Filter

by David Caplan | April 18, 2017

    Holger Stein recently sent me a pair of his Q5 Quantum Organizers to evaluate. When I opened the package and held one in my hand It... [READ MORE]: Stein Music Q5 Quantum Filter/

Wells Audio Innamorata Signature Stereo amplifier

by David Caplan | January 7, 2016

    In 2013, Clement Perry reviewed the Wells Audio Innamorata Amp and bestowed upon it a ‘Most Wanted Component "Publisher's... [READ MORE]: Wells Audio Innamorata Signature Stereo amplifier/

Stein Music Blue Sun

by David Caplan | May 13, 2015

Holger Stein, the man behind Stein Music has some understanding of quantum physics and advanced engineering. His passion for music has enabled him... [READ MORE]: Stein Music Blue Sun/

BYBEE QUANTUM SIGNAL ENHANCER

by David Caplan | January 18, 2015

        My wife affectionately calls me "Tweakman." I am a passionate advocate of the many benefits that happen when you tweak... [READ MORE]: BYBEE QUANTUM SIGNAL ENHANCER/