Testimonials
Ray G, USAWhen it comes to isolating your digital chain from your analog chain, there is nothing better than an optical air gap
Michael D, UKIt's un-muffling the f*ck out of the music. It certainly feels endgame
Neil VM, IrelandIMHO the best way to eliminate the RFI issue completely is with OPTO-DX
Bernard H, Austria...much larger soundstage, better separation, better dynamics, more vivid sound - it's the best I've heard my system
Ken B, USA...the reduction in noise is profound. I’ve never heard a background this black. I honestly can’t believe the sound coming from my speakers
Alfie M, CanadaI find it's just so easy to listen...lots going on in 3D too...the sound from OPTO-DX is pretty astounding!
Steve A, AustraliaFantastic product...more depth and holographic representation of the music. I have truly never heard such good sound
Cedric W, UKOPTO-DX is lifting up my system very nicely. The degree to which
I can hear the benefits on instrument resolution is striking
Todd N, USAIt was really hard for me to believe that there was still that much more information being blurred by RF noise. The optical isolation of OPTO-DX just takes things to a whole different level
Affordable End-Game Sound
Products for a new generation of pragmatic audiophiles who want the ultimate in sound quality and valueDan's Blog
Audiowise at CANJAM NYC 2020, February 15 & 16
If you are on the USA east coast in mid February, please come to New York to attend Head-Fi's regional headphone audio show. We will have our tri...
Sound Quality -vs- Measured RF Energy - Part 1
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')
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...