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OPTO•DX is back in stock!
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OPTICAL RF NOISE ISOLATION FOR DUAL-COAX PCM TO DX DAC
USB TO DUAL-COAX FOR M.TAPs UPSCALING TO DX DAC
ISOLATION CHAMBER FOR ZERO RADIATED RF NOISE TO DAC
Lower Measured RF Noise Equals Better Sound
We test and measure everything ...and publish the results so you can understand the 'why'
Affordable End-Game Sound
Products for a new generation of pragmatic audiophiles who want the ultimate in sound quality and value
Sound Quality is a Corollary for Measured RF Energy - Part 1
December 01, 2019
A proper analysis of RF energy effects in a digital audio system requires a measurement device to convert time-domain signal into frequency-domain....
My Listening Room Setup ('B')
November 18, 2019
Every OPTO•DX is signal calibrated using a RIGOL DS1104Z oscilloscope and then tested on a benchtop listening setup consisting of a Hugo MScaler to...
My Listening Room Setup ('A')
November 13, 2019
I have two listening areas. My primary ('A') has Voxativ loudspeakers driven direct from a Chord Electronics TT2 in a mid-field environment. IMO th...