Accession Number : ADD014336

Title :   Lightning Protection Apparatus for RF Equipment and the Like.

Descriptive Note : Patent application, Filed 30 Oct 89,

Corporate Author : DEPARTMENT OF THE ARMY WASHINGTON DC

Personal Author(s) : Feldman, Nathan W ; Shar, Malvin L

Report Date : 30 Oct 1989

Pagination or Media Count : 24

Abstract : Lightning protection apparatus for antenna coupled RF equipment is provided. A one quarter wavelength shorting stub bandpass filter shunts the RF equipment and a distributed capacitance, high voltage coaxial capacitor is serially coupled between the equipment and antenna. The shorting stub is tuned to one quarter wavelength of the RF equipment operating frequency. The series capacitor passes frequencies at or above the operating frequency of the RF equipment. Patent applications. (jhd)

Descriptors :   *LIGHTNING PROTECTION, *PATENT APPLICATIONS, ANTENNAS, CAPACITANCE, CAPACITORS, COAXIAL CONFIGURATIONS, COUPLING(INTERACTION), DISTRIBUTION, BANDPASS FILTERS, HIGH VOLTAGE, RADIOFREQUENCY FILTERS

Subject Categories : Electromagnetic Shielding
      Electrical and Electronic Equipment
      Electricity and Magnetism

Distribution Statement : APPROVED FOR PUBLIC RELEASE