Vox Valvetronix VT50 Tube Swap
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Vox Amps Shootout - AC vs VT vs AV
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VT Valvetronix Series Introduction Video
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Vox VT30 vacuum tube replacement.wmv
11:06
Vox VT40x Sound Check
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Vox vt50 review
6:20
Troubleshooting Your Tube Amplifier
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What Is The "VOX" Sound?
11:08