Electronic Tubes, Magnetrons, Resistors manufacturer / supplier in China, offering Electron Tube Yd1212 Power Triode Tube for High Frequency Generator (YD1202, BW1185J2, BW1184J2), Power Triode Tube 3cx3000A7 Electronic Tube for RF Amplifier, Oscillator or Modulater, Air-Cooled Electron Tube 3cx20000A7 Metal Ceramic Oscillator Tube with High Quality Equivalent to Eimac Triode 3cx20000A7 (3CX15000A7, 3CX3000A7, 3CX10000A7) and so on.