New from the Psvane factory are the Mk2 versions of the "T Series",this range use heavier,larger glass than the previous "T Series" and also use new materials such as Crystallised grey carbon coating inside,and bronze coloured Teflon bases for extra strength, also the logo and printing is kept away from the glass and moved to the base for extra safety.

300B T2

                       KT88=T2                                                                      CV181=T2

                          211/805A/845                                                            2A3=T2

                          EL84 T2                                                       12AU7/12AT7//12AX7T2