Conical log-spiral antenna

Title

Conical log-spiral antenna

Subject

Astronomy
Electric apparatus
Radio telescope
Measuring instrument

Description

Wood, metal

Base is 8-inch in diameter and it is 19 ½ inches long.

Design of the array element was done by Professor John D. Dyson. Installed on the Vermilion River Radio Observatory's 400 x 600 foot cylindrical radio observatory, in operation between 1960 and 1970.

Creator

University of Illinois

Source

Swenson, George. “The Illinois 400-foot radio telescope.” IEEE Antennas and Propagation Society Newsletter, vol. 28, no. 6, pp.13-16, December 1986.

Sky and Telescope, December 1962, page 322

Publisher

Astronomy Department, University of Illinois, Urbana, Illinois

Date

1960

Contributor

Michael Svec

Rights

Copyright, Michael Svec

Format

still image of physical artifact

Language

English

Type

physical object

Coverage

University of Illinois Observatory, Urbana, Illinois

Files

Conical log-spiral antenna

Citation

University of Illinois, “Conical log-spiral antenna,” University of Illinois Observatory Collection, accessed June 26, 2017, http://uiobservatory.omeka.net/items/show/61.