00555nam a22001817a 4500 CEME 20210628205107.0 210224b xxu||||| |||| 00| 0 eng d 0-89006-319-2 . 621.381 KAU'M Koul, shibon koul, shibon 73851 Microwaves and millimeters wave phase shifters dielectric and ferrite phase shifters BOSTON ARTECH HOUSE 1991 VOL-1 MILLIMETERS WAVE DEVICES MICROWAVES DEVICES PHASE SHIFTERS 73852 BK ddc 579486 579486 0 0 0 0 CEME CEME GEN 2017-04-21 0 621.381 KAU'M CEME-30405 2021-06-28 2021-06-28 BK