6SN7 CV181 To ECC83 12AX7 ECC82 12AU7 ECC81 12AT7 7025 CV4003 CV4004 5751 Vacuum Tube Amp Convert Socket Adapter 6.3V or 12.6V

6SN7 CV181 To ECC83 12AX7 ECC82 12AU7 ECC81 12AT7 7025 CV4003 CV4004 5751 Vacuum Tube Amp Convert Socket Adapter 6.3V or 12.6V

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