MULLARD E80F / 6084 – MATCHED PAIR (2 PCS)
GRADE: PLATINUM SERIES | MADE IN HOLLAND
Gold Pins
Grey Plate Structure
Top Ring Getter
E80F / 6084 Special Quality Pentode
New in Original Box
AVO Type 160 Tested
Up for sale is a premium matched pair (2 Pcs) of vintage NOS Mullard E80F / 6084 special-quality low-noise audio pentode vacuum tubes, manufactured in Holland and supplied in original boxes. World-renowned for high linearity, long life, and ultra-low microphonics in high-end preamplifiers, these feature gold-plated pins, top halo ring getters, and sturdy grey plates.
Both tubes have been thoroughly tested on a professional AVO Type 160 tube tester. Anode Current (Ia in mA) and Mutual Conductance (mA/V) measurements along with percentage performance ratings relative to reference specs (3.0 mA / 1.85 mA/V) are detailed in the table below.
| Serial No. | Tube Type | Anode Current (Ia) | Mutual Conductance (mA/V) | ||||
|---|---|---|---|---|---|---|---|
| Ref Spec | Result | % Ia | Ref Spec | Result | % mA/V | ||
| SR.NO. 4648012 | Pentode | 3.0 mA | 4.9 mA | 163% | 1.85 | 2.8 | 151% |
| SR.NO. 4648005 | Pentode | 3.0 mA | 4.9 mA | 163% | 1.85 | 2.4 | 130% |
Technical Note: Custom duties and taxes are the responsibility of the buyer in their country.
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