DATA S H E E T
HIGH POWER TRAVELING WAVE TUBE FOR GROUND TERMINALS
LD7249 SERIES
14 GHz, 350 W/400 W CW, CONDUCTION COOLING, HIGH POWER GAIN
GENERAL DESCRIPTION
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 gain of more than 47 dB at the rated output power level.
Furthermore, this is of rugged and reliable design offering long-life service.
FEATURES
™ High Power Gain The power gain is typically 54 dB at the rated output power level.
™ Sim...