High Quality Tetrode 4cx1000A Air Cooling Electron Tube for RF Linear Amplifier (4CX350A, 4CX10000D)
High Quality Power Triode E3062c Electron Tube for Oscillator Used in Hf Heating Machine (E3069, E3061)
High Power Triode Valve for Industrial Hf Heating 3cx6000A7
High Frequency Amplifier Power Supply Tetrode (4CX1000A)
High Quality Ceramic Metal Triode E3069 for Oscillator in High Frequency Heating Machine (E3062C, E3061)