Amperex 6211
The Amperex 6211 is a miniature, medium-mu twin triode vacuum tube originally designed for computer and industrial applications, like IBM consoles. It is known for its low noise, suitability for audio preamplifiers, and durability, with a characteristic warm tone. While electrically similar to the 12AT7, it has lower gain and lower noise, making it a premium choice for high-fidelity audio gear.
- ✅ Brand: Amperex
- ✅ Model: 6211
- ✅ Plate: Welded Plate
- ✅ Getter: Ring Getter
- ✅ Printed: By Tronix
- ✅ Origin: Made in England
- ✅ Condition: New in Original Tronix Box
- ✅ Tested: On Amplitrex AT1000
Test Results
| Serial No. | Test | Ia mAdc | uMhos |
| 2923001 | T1 | 3.5 | 2730 |
| T2 | 4.8 | 3200 |
⚠️ Note: Custom duties and taxes are the responsibility of the buyer in their country.
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