Gradient Helsinki 1.5 loudspeaker Associated Equipment

Sidebar 2: Associated Equipment

Analog Sources: Thorens TD-124 Mk.II turntable; EMT 997, Schick tonearms; Shindo SPU, EMT OFD 25 & OFD 65 cartridges.
Digital Source: Ayre Acoustics QB-9 USB DAC (with Apple iTunes).Preamplification: Auditorium 23 Hommage T1, various ">Bob's Devices step-up transformers; Shindo Masseto, Fi 2b preamplifiers.
Power Amplifiers: Shindo Corton-Charlemagne, PrimaLuna DiaLogue Seven monoblocks, Electrocompaniet AW400.
Integrated Amplifier: Ayre Acoustics AX-7e.
Loudspeakers: Audio Note AN-E/SPe HE, Wilson Audio Specialties Sophia 2.
Cables: USB: Transparent Audio Performance USB. Interconnect: Audio Note AN-vx, Shindo Silver. Speaker: Auditorium 23, DNM/Speakon.
Accessories: Box Furniture Company D3S rack (source & amplification components), Keith Monks record-cleaning machine.—Art Dudley