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Second-mode operation of the spiral antenna

✍ Scribed by Donnellan, J.

Book ID
114598354
Publisher
IEEE
Year
1960
Tongue
English
Weight
203 KB
Volume
8
Category
Article
ISSN
0096-1973

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## Abstract ABSTRACT: This article presents the design and fabrication of a quad‐band spiral‐shaped monopole antenna for application in a GPS (1575 Β± 10 MHz)/DCS (1710–1880 MHz)/PCS (1850–1990 MHz) with a UMTS (1920–2170 MHz) band. To obtain sufficient bandwidth in VSWR < 2, an air layer is inserte