Accession Number:

AD0735330

Title:

Signal Propagation at 400 kHz Using an Oak Tree with a HEMAC as an Antenna

Descriptive Note:

Research and development rept.

Corporate Author:

ARMY ELECTRONICS COMMAND FORT MONMOUTH NJ

Personal Author(s):

Report Date:

1971-11-01

Pagination or Media Count:

15.0

Abstract:

A HEMAC Hybrid Electromagnetic Antenna Coupler is used to couple r- f energy in the medium frequency range 400-425 kHz to an oak tree that is used as an antenna. A discussion of the measured impedance data and the effects of the nearby terrain are presented along with the conclusions reached.

Subject Categories:

  • Electrical and Electronic Equipment

Distribution Statement:

APPROVED FOR PUBLIC RELEASE