6DJ8, 7DJ8, 6922 Tubes
Premium 6DJ8 tubes from US, Japanese and European manufacturers
| Item No. | Tube type and description | Price each |
| 6DJ8.003 | Amperex 6DJ8 Amperex Bugleboy tubes | $75.00 |
| 6DJ8.004 | Phillips 6DJ8 Phillips manufactured tubes with reverse triangle factory code | $40.00 |
| 6DJ8.005 | Siemens 6DJ8 European Siemens tubes. Some may be relabeled but are siemens manufacture | $100.00 |
| 6DJ8.006 | Mullard 6DJ8 Manufactured in Mullard's Blackburn plant (B code) | $50.00 |
| 6DJ8.010 | Sylvania 6DJ8 gold pins | $35.00 |
| 6DJ8.011 | JAN Sylvania 6DJ8 | $35.00 |
| 6DJ8.012 | Amperex 6DJ8 US made | $25.00 |
| 6DJ8.013 | Telefunken 6DJ8 | $100.00 |
| 6DJ8.014 | 6DJ8 US manufacturers | $20.00 |
| 6DJ8.015 | 6DJ8 Amperex Holland, manufactured by Philips | $40.00 |
Premium 7DJ8 tubes
7DJ8 tubes will work great in most amps and preamps that use the 6DJ8
| Order no. | Tube type and description | Price each |
| 7DJ8.001 | Mullard 7DJ8 Triple mica | $25.00 |
| 7DJ8.002 | Phillips 7DJ8 Premium Phillips manufactured European 7DJ8 tubes | $40.00 |
| 7DJ8.003 | Telefunken 7DJ8 Telefunken tubes with diamond etch on bottom | $80.00 |
| 7DJ8.004 | Amperex 7DJ8 Amperex bugle boy | $50.00 |
| 7DJ8.005 | Siemens 7DJ8 Siemens | $50.00 |
| 7DJ8.006 | Japanese 7DJ8 Japanese | $15.00 |
| 7DJ8.007 | Brimar 7DJ8 Brimar | $40.00 |
| 7DJ8.008 | Amperex 7DJ8 Amperex | $40.00 |
Premium 6922 tubes
| Order no. | Tube type and description | Price each |
| 6922.001 | 6922 RCA | $25.00 |
| 692.002 | 6922 Sylvania | $25.00 |
| 6922.003 | 6922 Amperex | $50.00 |
| 6922.004 | 6922 GE | $20.00 |
| 6922.005 | 6922 Raytheon grey plate | $20.00 |
| 6922.006 | 6922 Raytheon black plate | $25.00 |
| 6922.007 | 6922 Mullard | $110.00 |
| 6922.008 | 6922 Misc US brands | $20.00 |