Ge 7591 Vacuum Tube as pictured 

Tested on THE E3444 Triplett , Prepared by Mr. Paul Hart of Roswell Georgia.

This tester NOW provides Industry Standard Results , NOT Proprietary results. 

These numbers were utilized by all the Vintage Tube Manufacturers.

Industry Transconductance Bogie = 10,200µmhos

         Industry Plate Current Bogie = 60mA

                                             Results =   
                                                          
                                                     7800µmhos & 41mA
                                                                                                                                                              


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