6N15N-EB (EL84) — NOS Matched Pair
Top Ring Getter
Grey Plate
Made in USSR
The 6N15N-EB (6P14P-EV) is the ruggedized, military-spec version of the classic EL84/6BQ5 power tube. Known for their exceptional reliability and superior tonal qualities, these tubes feature grey plates and a top ring getter. They are often preferred for their balanced tone, strong mids, and high durability in guitar and hi-fi amplifiers.
- Type: 6N15N-EB / EL84
- Brand: Russian
- Condition: NOS – New in Original Box
- Construction: Grey Plate / Power Pentode
- Getter: Top Ring Getter
- Testing: Amplitrex AT1000
**Premium Quality:** Russian military-spec tubes, built for long life and high vibration resistance (EV designation).
**Sonic Signature:** Detailed, warm, and musical with a strong, complex breakup when driven hard — ideal for Vox, Marshall, and hi-fi amps.
**Equivalents:** EL84, 6BQ5, 7189, 6P14P-EV.
**Rarity:** True matched NOS pairs of the 6N15N-EB variant are becoming scarce.
| Tube ID | Serial No. | Plate Current (Ip) | Transconductance (Gm) | ||
|---|---|---|---|---|---|
| Result (mAdc) | % of NOS Spec | Result (uMhos) | % of NOS Spec | ||
| Tube 1 | 2819010 | 40.4 | 102% | 13610 | 105% |
| Tube 2 | 2819004 | 40.8 | 89% | 13320 | 105% |
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