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6X4 Tube Rectifier Bridge | diyAudio
6X4 ( EZ90 ) GM DELCO Black Plates [] Getter Tube Rectifier Made in US – Vacuum Tubes Treasures
6X4 Tube Full Wave High Vacuum Rectifier, Various US Brands. Miniature heater-cathode type twin diode designed for full-wave rectifier operation in compact power supplies. MFR: RCA. SKU: 6X4. New old stock. No