LD7111SERIES Просмотр технического описания (PDF) - NEC => Renesas Technology

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LD7111SERIES

17 GHz BAND, 1.7 kW, HIGH EFICIENCY, HIGH POWER GAIN

NEC => Renesas Technology 

DATA SHEET

HIGH POWER KLYSTRON

FOR GROUND TERMINALS

LD7111 SERIES

17 GHz BAND, 1.7 kW, HIGH EFICIENCY, HIGH POWER GAIN

GENERAL DESCRIPTION

The series of NEC LD7111 is a five-cavity Klystron Amplifier

and ideal for use in the earth-to-satellite communication sys-

tems. These are designed for operating at 1.7 kW CW over the

frequency range of 17.3 to 18.4 GHz.

The instantaneous bandwidth of minus one-decibel is at least

90 MHz over the entire 1.1 GHz range.

All tubes are forced-air-cooled at any power level. An auto-

matic channel tuner, which changes the operating frequency very

quickly and simply, is available in all the series.

Furthermore, they are of rugged and reliable design offering

long life service.

NEC LD7111 series is compatible with VKU7791Z6 by using

an additional adapter.

FEATURES

™ Compact and Light Weight (27 kg approx.)

™ High Efficiency

(The DC to RF conversion efficiency is typically 23 % or

higher.)

™ High Power Gain

™ Long Life and High Stability

™ Simple Cooling System (forced-air-cooled)

™ Automatic Channel Tuner (8-12 Channels)

Hand Tuner model is also available.

™ Permanent Magnet Focusing

™ Rugged Construction

For safe use of microwave tubes, refer to NEC document “Safety instructions to all personnel

handling electron tubes” (ET0048EJ∗V∗UM00)

The information in this document is subject to change without notice.

Document No. ET0404EJ2V0DS00 (2nd edition)

(GC-1069)

Date Published August 1998 M

Printed in Japan

©

1994

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