General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Status
2006-10
Latest
GB/T 3307-1982
Scope
This standard applies to electron tubes with anode power dissipation not greater than 25W. It also stipulates the method of intermittent filament test and the requirements for test equipment.
GB/T 3307-1982 history
1982GB/T 3307-1982 Method of heater intermittent test of low-power electronic tubes