Arcturus 6SN7GTB – NOS / NIB – 1960s Flat Black Plates – D Getter – 6.6 / 7.9 mA – USA

Arcturus 6SN7GTB – NOS / NIB – Made in USA (1960s)

• Flat black ribbed plates
• Bottom D-style getter
• RCA-style ladder plate internal structure
• Includes original Arcturus box
• Stored in climate-controlled conditions

📊 Tested on Triplett 3444:

• Gm (Transconductance):
• • Triode 1: 2,250 Gm
  • Triode 2: 2,575 Gm
  • (Minimum good = 1,700 Gm, Average new = 2,600 Gm)
• Plate Current (Ia):
• • Triode 1: 6.6 mA
  • Triode 2: 7.9 mA
• ✅ No shorts, leakage, gas, and verified low-noise

🎯 Excellent for high-fidelity tube preamps and amps:

• Cary, Woo Audio, Atma-Sphere, Schiit Freya+, Rogue Audio, Bottlehead

✅ Ships fast, packed with care, and fully insured
💬 Ask about bundling with other NOS 6SN7s
Trusted seller — VTubeAudio

SKU (18-1 75887687)