Black Ice Audio Glass FX Tube DAC Review - More Than Capably Filling A Big Hole In the Market!

Thanks to Black Ice Audio for the loan of Glass FX! This review has a lot of ground to cover. Get comfy. Use timestamps. Support me on... Patreon:   / wavetheory1   Donate on Paypal: https://www.paypal.com/donate/?hosted... Glass FX Website: https://blackiceaudio.com/daccd-playe... My Reviews of Some Mentioned Gear... Beyerdynamic DT880:    • What Gear is My Gear? #9 Beyerdynamic DT88...   Bottlehead Crack: https://www.head-fi.org/showcase/bott... Cayin HA-1Amk2:    • Cayin HA-1AMK2 Vacuum Tube Headphone Amp R...   Denafrips Ares 12th Anny Ed:    • Denafrips Ares 12th Anniversary Edition DA...   Ezertich Perfidus:    • Erzetich Perfidus "Evil" Headphone Amplifi...   Focal Radiance:    • What Gear is My Gear? Part 6: Focal Radian...   Focal Utopia (1):    • Focal Utopia Headphone Review   (2):    • What Gear is My Gear? Part 4: Focal Utopia...   Geshelli J2S:    • Geshelli Labs J2S DAC Review w/ Sparkos Op...   Headamp GS-X Mini: https://www.head-fi.org/showcase/head... HiFiMan Ananda Nano:    • HiFiMan Ananda Nano Headphone Review - HiF...   HiFiMan Arya Organic:    • HiFiMan Arya Organic Headphone Review - Ar...   HiFiMan HE1000se (1):    • HiFiMan HE1000se Headphone Review   (2):    • What Gear is My Gear? Part 5: HiFiMan HE10...   HiFiMan Susvara (1):    • HiFiMan Susvara - Summit-Fi Headphone Review   (2):    • What Gear is My Gear? Part 3: HiFiMan Susv...   Lake People G111mk2:    • Lake People G111 Headphone Amplifier Revie...   LTA MZ3:    • Linear Tube Audio MicroZOTL MZ3 Preamp/Hea...   Massdrop + Sennheiser HD6XX:    • What Gear Is My Gear Part 8: Massdrop + Se...   Parasound Zamp v3:    • Parasound Zone Amp v3 (Zamp v3) Speaker Am...   Schiit Asgard 3:    • Schiit Asgard 3 Headphone Amp Review   Schiit Bifrost 2/64:    • Schiit Bifrost 2/64 DAC Full Review & Comp...   Schiit Lyr+:    • Schiit Lyr+ Hybrid Tube Headphone Amplifie...   Sennheiser HD600:    • Sennheiser HD600 (New Version) Headphone R...   Singxer SU-6:    • Singxer SU-6 DDC Review - Strong Sonics & ...   Soekris dac1421:    • Soekris dac1421 - A Single End is Enough Ends   Sonore ultraRendu:    • Sonore ultraRendu Network Audio Streamer R...   Violectric HPA-V281:    • What Gear Is My Gear? Part 2: Violectric H...   Violectric HPA-V550:    • Violectric HPA V550 Headphone Amp & Preamp...   My Output Impedance & Damping Factor Video:    • WaveTheory Breaks Down Output Impedance an...   My Hearing Quirks: My Hearing Quirks:    • WaveTheory Reviews WaveTheory - Channel, H...   Timestamps... 00:00 Intro, Pricing, Disclaimers, and I'm Excited! 01:48 Shameless Self Promotion 02:12 What is Glass FX? 07:09 What is the hole in the market this DAC fills? 16:50 Build 19:19 Test Gear 23:48 WiFi Performance 26:30 Sound Intro 27:01 DAC Sound - Regardless of Tubes Used 32:20 Headphone Output Sound - Regardless of Tubes Used 39:16 Tube Rolling Intro 40:16 Sound w/ "Stock" Tubes - Sovtek 12AX7WA 41:58 Sound w/ Sovtek 12AX7LPS 44:41 Sound w/ PSVane 12AX7-S 49:47 Tube Rolling = Lots of Customizability of Sound 52:18 Comparisons w/ Bifrost 2 & dac1421 59:02 Conclusions - It's Great!