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Vacuum Tubes - Articles

6L6GC Comparison of Current Made Tubes6L6GC Comparison of Current Made Tubes

A comparison of some of the most popular 6L6GCs currently being produced. Use this chart as a starting point to find which current production 6L6GC will work best for you.

6L6 Tube Diagram6L6 Tube Diagram

A drawing to help you identify the physical structures you can see beyond of the glass of a 6L6GC.

12AX7 Tube Diagram12AX7 Tube Diagram

This diagram includes a tube pin-out for a quick reference. There's also a drawing to help you identify the physical structures you can see beyond the glass of a 12AX7.

12AX7 Comparison of Current Made Tubes12AX7 Comparison of Current Made Tubes

A comparison of some of the most popular 12AX7s currently being produced. Use this chart as a starting point to find which current production 12AX7 will work best for you.