| Reference Number: Avaluer:7151664 | Brand: SYLVANIA |
| Country/Region of Manufacture: United States | Type: Preamp Tubes |
| MPN: Does Not Apply |
Sylvania 12ax7 Ecc83 Tube, Test Nos
Sylvania 12ax7 - Vintage Tubes - But Test Nos 29 Available
Matched Pair Vintage 1960/65 Mullard 12ax7 Ecc83 Tubes Test Nos Blackburn
Vintage Matched Pair Sylvania 12au7a Ecc82 Tubes Test Nos Tall Gray Plates Vg
Sylvania 5ar4 Gz34 Tube Tests Nos Balanced Fat Bottle
Sylvania 6sl7wgt Vacuum Tubes Tests Nos Platinum Matched On At1000 Vt - 229
Single Sylvania 12ax7/ecc83 Square - Getter Test Strong Rare
Single Sylvania 12ax7/ecc83 Rare Square Getter 105/105 Test. Strong