Voila les test en question:
Standard Test Included – All tubes from TubeDepot.com are tested and guaranteed to work as they should. There is no fee for this test.
Hi-Gain (+$2.00) – If you want a preamp tube with higher gain, you can choose this option. There is a $2 per tube fee for this test.
Matching (+$2.00) – If you want matched pairs of preamp tubes, choose this option. You must buy at least 2 preamp tubes for us to match preamps tubes. We match to within 3%. There is a $2 per tube fee for this test.
Balanced Triodes (+$2.00) – If you want the best performance for the Phase Inverter section of your amplifier, you can choose this option. There is a $2 per tube fee for this test.
Matched+Balanced Triodes (+$4.00) – We can match and balance preamps tubes for you as well. You must buy at least 2 preamp tubes for us to match and balance preamps tubes. There is a $4 per tube fee for this test.
Low Noise and Microphonics (+$4.00) – If you have a phono stage that has to have the quietest preamp tubes available, we can ensure you get the best with this option. There is a $4 per tube fee for this test.
Alors, qu'est ce que fais, sachant que chaque bloc possede trois 6SN7:
1- rien de toute façon c'est une arnaque
2- ce que je pressens c'est: 2 x balanced triodes et 4 x matching
3- je me gourre completement et qqun m'aide un peu
merci
