Accession Number : AD0891557

Title :   AN/ARC-145 Modification for 25 kHz Channels.

Descriptive Note : Final rept. Jul 69-Jun 71,

Corporate Author : ELECTRONIC COMMUNICATIONS INC ST PETERSBURG FL

Personal Author(s) : Myers, J. Bruce

Report Date : NOV 1971

Pagination or Media Count : 98

Abstract : This final report is a summation of the project undertaken by Electronic Communications, Inc. to extend the capabilities of the AN/ARC-145, Ultra Reliable Airborne UHF Radio Set to provide 7000 channels (25 kHz spacing) in the 225 to 400 MHz band. (Author)

Descriptors :   (*TRANSMITTER RECEIVERS, ULTRAHIGH FREQUENCY), ELECTROMAGNETIC COMPATIBILITY, SECURE COMMUNICATIONS, VOICE COMMUNICATIONS, AIRBORNE, RELIABILITY(ELECTRONICS), AMPLITUDE MODULATION, NARROWBAND, CLIPPER CIRCUITS, ATTENUATION, LOW PASS FILTERS, NOISE(RADIO), SPECIFICATIONS, PHASE SHIFT CIRCUITS, INTERMEDIATE FREQUENCY AMPLIFIERS, PRINTED CIRCUITS, ACCEPTABILITY, POWER, SENSITIVITY.

Subject Categories : Radio Communications

Distribution Statement : APPROVED FOR PUBLIC RELEASE