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NPFC - MIL-A-4946

ANTENNA ASSEMBLY AT-197( )/GR

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Organization: NPFC
Publication Date: 18 March 1965
Status: inactive
Page Count: 12
scope:

This specification covers the requirements for one type of discone antenna assembly l/ designed to operate at an impedance of 50 ohms, within the frequency range of 225 through 400 megacycles per second (mcs). (See 6.1)

The type designation of the antenna is derived from the Joint Electronics Type Designation System specified in MIL-STD-196.

intended Use:

The antenna AT-197( )/GR covered by this specification is intended for use as an antenna for a ground radio transmitter and receiver such as the AN/GRC-27, AN/GRC-29 and AN/TRC-32 for... View More

Document History

MIL-DTL-4946E VALID NOTICE 1
March 24, 2023
Antenna Assembly AT-197( )/GR
A description is not available for this item.
MIL-DTL-4946
June 1, 2018
ANTENNA ASSEMBLY AT-197( )/GR
The antenna AT-197( )/GR covered by this specification is intended for use as an antenna for a ground radio transmitter and receiver such as the AN/GRC-27, AN/GRC-29 and AN/TRC-32 for communication...
MIL-DTL-4946
July 5, 2013
ANTENNA ASSEMBLY AT-197( )/GR
The antenna AT-197( )/GR covered by this specification is intended for use as an antenna for a ground radio transmitter and receiver such as the AN/GRC-27, AN/GRC-29 and AN/TRC-32 for communication...
MIL-DTL-4946
January 8, 2008
ANTENNA ASSEMBLY AT-197( )/GR
The antenna AT-197( )/GR covered by this specification is intended for use as an antenna for a ground radio transmitter and receiver such as the AN/GRC-27, AN/GRC-29 and AN/TRC-32 for communication...
MIL-DTL-4946C (1)
December 10, 2004
ANTENNA ASSEMBLY AT-197( )/GR
The antenna AT-197( )/GR covered by this specification is intended for use as an antenna for a ground radio transmitter and receiver such as the AN/GRC-27, AN/GRC-29 and AN/TRC-32 for communication...
MIL-DTL-4946
May 5, 2003
ANTENNA ASSEMBLY AT-197( )/GR
The antenna AT-197( )/GR covered by this specification is intended for use as an antenna for a ground radio transmitter and receiver such as the AN/GRC-27, AN/GRC-29 and AN/TRC-32 for communication...
MIL-A-4946
December 3, 2001
ANTENNA ASSEMBLY AT-197( )/GR
A description is not available for this item.
MIL-A-4946
May 1, 1967
ANTENNA ASSEMBLY AT-197( )/GR
A description is not available for this item.
MIL-A-4946
March 18, 1965
ANTENNA ASSEMBLY AT-197( )/GR
This specification covers the requirements for one type of discone antenna assembly l/ designed to operate at an impedance of 50 ohms, within the frequency range of 225 through 400 megacycles per...
MIL-A-4946A
March 3, 1960
ANTENNA ASSEMBLY AT-197( )/GR
A description is not available for this item.
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References

This document references:
MIL-DTL-3643 - CONNECTORS, COAXIAL, RADIO FREQUENCY, SERIES HN, AND ASSOCIATED FITTINGS, GENERAL SPECIFICATION FOR
Published by NPFC on November 25, 2003
This specification covers the general requirements for weatherproof, series HN-radio-frequency, coaxial connectors and associated fittings. These connectors have a nominal impedance of 50 ohms, an...
This document references:
MIL-DTL-14072 - FINISHES FOR GROUND BASED ELECTRONIC EQUIPMENT
Published by NPFC on August 13, 2013
This specification covers requirements for finishes necessary to protect ground electronic equipment from the deteriorating effects of climatic conditions encountered in military use.
This document references:
MIL-DTL-17/79 - Cables, Radio Frequency, Flexible, Coaxial, 50 OHMS, M17/79-RG218 Unarmored, M17/79-RG219 Armored
Published by NPFC on May 8, 2020
A description is not available for this item.
This document references:
MIL-STD-130 - IDENTIFICATION MARKING OF U.S. MILITARY PROPERTY
Published by NPFC on November 16, 2012
This standard provides the item marking criteria for development of specific marking requirements and methods for identification of items of military property produced, stocked, stored, and issued by...
This document references:
MIL-STD-202 - TEST METHOD STANDARD ELECTRONIC AND ELECTRICAL COMPONENT PARTS
Published by NPFC on February 6, 1956
A description is not available for this item.
This document references:
MIL-STD-810 - ENVIRONMENTAL ENGINEERING CONSIDERATIONS AND LABORATORY TESTS
Published by NPFC on January 31, 2019
Purpose. This Standard contains materiel acquisition program planning and engineering direction for considering the influences that environmental stresses have on materiel throughout all phases of...
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