LD7249 Datasheet (NEC) - HIGH POWER TRAVELING WAVE TUBE

LD7249, HIGH POWER TRAVELING WAVE TUBE

NEC LD7249 series of PPM-focused traveling wave tube are designed for use as final amplifiers in the earth-tosatellite communications transmitter.

Two models of the LD7249 series are capable of delivering an output power of 350 W and 400 W over the range of 13.75 to 14.5 GHz and provide a high power

LD7249 Features

* ™ High Power Gain The power gain is typically 54 dB at the rated output power level. ™ Simple Cooling System The tube is conduction-cooled so that the cooling system is greatly simplified. ™ PPM Focusing The tube is PPM (Periodic Permanent Magnet) -focused, eliminating entirely the focusing power su