BROAD-BAND ELECTRONICALLY TUNABLE RESONANT MICROWAVE MODULATORS FOR CO-2 LASERS

被引:18
作者
MAGERL, G
BONEK, E
机构
[1] Institut für Hochfrequenztechnik, Technische Universität, A-1040 Wien
关键词
D O I
10.1063/1.90831
中图分类号
O59 [应用物理学];
学科分类号
摘要
An electro-optic microwave modulator generating frequency-swept sidebands 26-31 GHz offset from a CO2 laser carrier is described. Resonant enhancement of the modulating field allows as low as 8-mW microwave drive power. Electronic tuning of the resonances by a ferrite phase shifter inside the cavity increases the FWHM modulation bandwidth from 140 MHz (untuned) to 4 GHz.
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页码:452 / 454
页数:3
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