RogerMacNicol on Twitter: "Finally get into tube rolling with a #Telefunken Black Diamond 6922 in my Vali 2 headphone amp. Really regretting we threw out my Dad's large box of old tubes
Vali 2 tube rolling | Headphone Reviews and Discussion - Head-Fi.org
Can't decide which stack is better so I simply just place all of them at my night stand. 😅😂🤣 : r/audiophile
Schiit Audio VALI 2++ Tube Hybrid Headphone Amp/Preamp - Little Giant - Headphone Guru
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