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NOS SYLVANIA 6DJ8 JAN Gray Plate O Getter AUDIO VACUUM TUBE Tested USA 4.2327-D

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JAN Sylvania 6922 (6DJ8 ECC88) Vacuum Tube TV7&Maxi Test NOS Balanced NIB 🔊

5- Vintage Tested Good RCA 6GH8A Guitar Amp Radio Audio Black Plate Vacuum Tubes