BendixKing KHF 990 User Manual
Page 2
INTRODUCTION
KHF 950/990 COMMUNICATIONS TRANSCEIVER . . . . . .I
SECTION I
CHARACTERISTICS OF HF SSB WITH ALE . . . . . . . .1-1
ACRONYMS AND DEFINITIONS . . . . . . . . . . . . . . .1-1
REFERENCES . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-1
HF SSB COMMUNICATIONS . . . . . . . . . . . . . . . . . .1-1
FREQUENCY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-2
SKYWAVE PROPAGATION . . . . . . . . . . . . . . . . . . . .1-3
WHY SINGLE SIDEBAND IS IMPORTANT . . . . . . .1-9
AMPLITUDE MODULATION (AM) . . . . . . . . . . . . . . .1-9
SINGLE SIDEBAND OPERATION . . . . . . . . . . . . .1-10
SINGLE SIDEBAND (SSB) . . . . . . . . . . . . . . . . . . .1-10
SUPPRESSED CARRIER VS.
REDUCED CARRIER . . . . . . . . . . . . . . . . . . . . . . .1-10
SIMPLEX & SEMI-DUPLEX OPERATION . . . . . . . .1-11
AUTOMATIC LINK ESTABLISHMENT (ALE) . . . . .1-11
FUNCTIONS OF HF RADIO AUTOMATION . . . . . .1-11
ALE ASSURES BEST COMM
LINK AUTOMATICALLY . . . . . . . . . . . . . . . . . . . . . .1-12
SECTION II
KHF 950/990 SYSTEM DESCRIPTION. . . . . . . . . . . . . .2-1
KCU 1051 CONTROL DISPLAY UNIT . . . . . . . . . . . .2-1
KFS 594 CONTROL DISPLAY UNIT . . . . . . . . . . . . .2-3
KCU 951 CONTROL DISPLAY UNIT . . . . . . . . . . . .2-5
KHF 950 REMOTE UNITS . . . . . . . . . . . . . . . . . . . . .2-6
KAC 952 POWER AMPLIFIER/ANT COUPLER .2-6
KTR 953 RECEIVER/EXITER . . . . . . . . . . . . . . .2-7
ADDITIONAL KHF 950 INSTALLATION OPTIONS .2-8
SINGLE KHF 950 SYSTEM CONFIGURATION .2-9
KHF 990 REMOTE UNITS . . . . . . . . . . . . . . . . . . . .2-10
KAC 992 PROBE/ANTENNA COUPLER . . . . .2-10
KTR 993 RECEIVER/EXITER . . . . . . . . . . . . . .2-11
SINGLE KHF 990 SYSTEM CONFIGURATION . . .2-12
Table of Contents
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KHF 950/990 Pilots Guide
Rev. 0
Dec/96