Your Classified Ad Destination for Hutsville area > South Hutsville
> Mu 7235 tube nos gray halo
Mu 7235 tube nos gray halo
MU 7235 Tube NOS NIB Gray Halo
My tube tester is a SECO 107A Dynamic Mutual Conductance Tester. Good is at 60, but all tubes listed as NOS or NIB will have tested over 100, have no shorts, leaks or gas.