Room Size

18'x14'

System Overview

Spatial Audio Sapphire M3 speakers with a Benchmark AHB2 amp and Holo May KTE DAC.

Acoustic Treatment

One 4'x2' ATS 4" thick panel lying lengthwise on the floor behind each speaker. Two diffusers (from Amazon) sitting on top of each of the ATS panels behind each speaker.

Media Storage

All music stored as AIFF (or a few as native DSD) on a Synology NAS. NAS is connected to the same Ubiquiti 24 port switch as the Roon ROCK server.

Components

Digital Source

Roon ROCK server power by an R-core linear power supply from e-bay. This is connected by an Anticables 3.3 Level USB cable with iFi Purifier 3 connected to a Holo May KTE DAC.

Preamp

Holo Serene KTE edition

Power Amp

Benchmark AHB2 in stereo mode

Speakers

Spatial Audio Labs M3 Sapphire (Sept. 2021 version with walnut finish)

Speaker Cable

Anticables Level 4.2 Flex speaker cables with banana connectors, 8 feet

Interconnects

DAC to Preamp -- Anticables Level 5.3 XLR (1 meter) Preamp to Amp -- Anticables Level 6.2 RCA (1.5 meter)

Power Cables

Amp, Preamp, and DAC are all using Anticables Level 3 power cords.

Racking

The Holo May DAC, Benchmark AHB2 amp, and Serene Preamp are each on a Bright Star IsoNode platform.

Power Cond

Amp, Preamp, and DAC are all plugged into Puritan 156 with Puritan Groundmaster connected to dedicated 8 ft. ground rod outside.