RCA Radiotron Type 45 ST Shape Vacuum Tube Amplitrex Tested Strong

Tung Sol Type 45 Tube Tested Very Strong

Coronado Type 45 Engraved Base Vacuum Tube Amplitrex Tested Strong

Silvertone Type 45 ST Vacuum Tube Engraved Base Amplitrex Tested Strong 82%

RCA Cunningham Type 45 Vacuum Tube

Commander Type 45 Engraved Base Vacuum Tube Amplitrex Tested Strong 72%

Philco 6L6G Power Vacuum Tube Amplitrex AT1000 Tested Strong 84%

Tungsol Type 45 Engraved Base Vacuum Tube Amplitrex Tested Strong