7815, 3CPN10A5, Machlett Electron Tube Planar Triode
7815, 3CPN10A5, Machlett , Electron Tube, Planar Triode,
High-mu, ceramic-metal, planar power triode designed for use as grid or plate pulsed oscillator or amplifier at frequencies up to 3GHz. 1500W pulses typical at 1100MHz.