PrimaLuna Tube Rolling w/ Primaluna USA's Kevin Deal
23:28
PrimaLuna EVO 300 Integrated Tube Amplifier w/ Primaluna USA's Kevin Deal
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PrimaLuna EVO 400 Integrated Tube Amp In-Depth Look w/ Primaluna USA's Kevin Deal
14:05
What's More Important? Tube Preamp or Power Amp? Too Many Tubes? w/ Upscale Audio's Kevin Deal
13:31
Tube Lab #6 12AX7 Tube Rolling
3:56
Tube Rolling
30:34
PrimaLuna Prologue One output transformer 'repair'
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Amazing PrimaLuna Prologue tube integrated amp vs Yaqin MC10L
25:29