![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 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](https://media.rfparts.com/media/catalog/product/cache/1/image/9df78eab33525d08d6e5fb8d27136e95/6/x/6x4_rca_1.jpg)
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
![Amazon.com: 1pc 6X4 (top) to 6Z4 Vaccum tube adapter socket converter 6X4 TO 6Z4 HIFI Diy : Electronics Amazon.com: 1pc 6X4 (top) to 6Z4 Vaccum tube adapter socket converter 6X4 TO 6Z4 HIFI Diy : Electronics](https://m.media-amazon.com/images/I/41X8rmecGNS._AC_UF894,1000_QL80_.jpg)
Amazon.com: 1pc 6X4 (top) to 6Z4 Vaccum tube adapter socket converter 6X4 TO 6Z4 HIFI Diy : Electronics
![6X4 / EZ90 / CV493 / 6Z31 / U78 / V2M70 / U707 Tubes redresseurs et tubes diodes MARQUES DIVERSES / VARIOUS BRANDS 6X4 / EZ90 / CV493 / 6Z31 / U78 / V2M70 / U707 Tubes redresseurs et tubes diodes MARQUES DIVERSES / VARIOUS BRANDS](https://www.vintelec.com/914-medium_default/6x4.jpg)
6X4 / EZ90 / CV493 / 6Z31 / U78 / V2M70 / U707 Tubes redresseurs et tubes diodes MARQUES DIVERSES / VARIOUS BRANDS
![Tubes-Store.com → Rectifier tubes → 6X4 / EZ90 / 6Z31 Tungsram full-wave rectifier (black plate) tube Tubes-Store.com → Rectifier tubes → 6X4 / EZ90 / 6Z31 Tungsram full-wave rectifier (black plate) tube](https://tubes-store.com/images/w800/6x4_tungsram_01.jpg)