Custom Vacuum Tube Pre-Amp and Power Amplifier | DIY | Nobsound Pre-Amp / ICE Power 200ASC + 200AC
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1:08:21
Vacuum Tube Push-Pull Amplifier Kit - Part 1
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2:34:56
Chinese Tube Amplifier Kit Build (6Z4, 6N2, 6P1) (Ep. 174 )
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33:18
Easy Electronics Soldering Kits For Beginners - Amazon 6J1 Valve Amplifier Kit (Pre-Amp)
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1:26:19
Build a Purifi 1ET400A Stereo Amplifier in a Weekend With Neurochrome
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12:58
Easy to Build Tube Amp
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58:45
Building a 1920s Tube Amplifier (And Tubes!)
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17:31
VTV Purifi class D Amplifier with a tube input buffer board. Holographic and detail.
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34:51