Digital Vacuum Tube Tester, Duovac 2

This  tester is ready to use and can work with most audio tubes, from small triodes: 12at7, 12au7, 12ax7,6sl7,6sn7 to power triodes / pentodes like: 2a3, 300b, el84, 6v6, 6l6, el84, el34, kt66, kt88, etc...Transconductance ( Gm ), Internal resistance ( Rp ) and Gain ( µ ) can easily be calculated using 2 simple measurements.Rectifiers and diodes can also be tested. Please download the documentation of the tester if you need:  documentation download.EN  Dimensions : 330 x 240 x 140 mm Weight : 4,3 kg