The MTG 5336 from Teledyne Microwave Solutions is a Traveling Wave Tube with Frequency 4 to 8 GHz(C Band) / 8 to 12 GHz(X Band) / 12 to 18 GHz(Ku Band), Power 325 W(C & Ku Band), 400 W(X Band), Gain 37 to 48 dB. More details for MTG 5336 can be seen below.