Electronic Tubes, Magnetrons, Resistors manufacturer / supplier in China, offering RF Amplifier Tube 7092 Glass Triode for for Oscillator in The Industry High Frequency Heating Applications (TB5/2500 GlassTube), High- Quality Transistor 7092 Glass Triode for for Oscillator in The Industry High Frequency Heating Applications (TB5/2500 GlassTube), Oscillator Tube 7092 Glass Power Triode Tube for for Oscillator in The Industry High Frequency Heating Applications (TB5/2500 GlassTube) and so on.