Mullard 6CA4/EZ81 NOS Matched Pair Black Plate
Black Plate
Top Ring Getter
Made in U.K
Available for purchase is a premium matched pair of Mullard EZ81 rectifier tubes. These highly regarded valves feature the classic Black Plate design and Top Ring Getter, providing superior voltage regulation and longevity for high-end audio equipment. Both units are New Old Stock (NOS) and are supplied in clean white boxes.
- Type: EZ81 / 6CA4
- Brand: Mullard
- Condition: New in White Boxes
- Construction: Black Plate / Top Ring Getter
- Origin: Made in U.K
- Testing: Amplitrex AT1000
Proven Quality: These authentic Mullard units carry the “MADE IN U.K branding and feature excellent physical condition with clear glass.
Electrical Balance: This pair has been meticulously laboratory matched on the Amplitrex AT1000. Both tubes show strong forward current with perfectly balanced plates.
Reliability: Screened for zero reverse current (0.0uA), ensuring stable and noise-free power rectification.
| Serial No. | Plate A (FWD) | Plate B (FWD) | Reverse Current |
|---|---|---|---|
| 4339006 | 974 uA | 976 uA | 0.0 uA |
| 4339007 | 963 uA | 963 uA | 0.0 uA |
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