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LD7249 - HIGH POWER TRAVELING WAVE TUBE

Datasheet Summary

Description

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

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 supplies and interlock circuits. ™ Rugged Construction The tube is designed to be rugged, therefore it is suitable for transportable systems. ™ Long Life and High Stability The tube employs an advanced.

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Datasheet preview – LD7249

Datasheet Details

Part number LD7249
Manufacturer NEC
File Size 73.11 KB
Description HIGH POWER TRAVELING WAVE TUBE
Datasheet download datasheet LD7249 Datasheet
Additional preview pages of the LD7249 datasheet.

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Full PDF Text Transcription

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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. ™ Simple Cooling System The tube is conduction-cooled so that the cooling system is greatly simplified.
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