Get better tubes for your HiFi or Headphone amp! The Ray Tubes (APOS) 6SN7 and 12AU7 Select tubes

Thank you to APOS for sending me the Ray Tubes (APOS) 6SN7 and 12AU7 Signature tubes for review. You can buy them at the links below, doing so which supports my channel.

As reviewed:
Ray Tubes Select 6SN7: https://www.hear.audio/go/RaySelect6SN7
Ray Tubes Select 12AU7: https://www.hear.audio/go/RaySelect12AU7

As mentioned:
Ray Tubes Reserve 6SN7: https://www.hear.audio/go/RayReserve6SN7
xDuoo TA-30 with Ray Tubes 12AU7: https://www.hear.audio/go/ta30ray
ALO Audio Studio Six headphone amplifier (no longer available).

xDuoo TA-30 DAC/amp review:    • xDuoo TA-30 Tube Headphone amp and DAC  

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00:00 Start
02:08 NOS tubes vs. New
03:45 Listening impressions
09:15 Lyr+ APOS tube vs. solid-state mode
11:00 Lastly...