Technical information
Table Of Contents
- TITLE PAGE
- TABLE OF CONTENTS
- INTRODUCTION
- SECTION I
- CHARACTERISTICS OF HF SSB
- ACRONYMS AND DEFINITIONS
- REFERENCES
- HF SSB COMMUNICATIONS
- FREQUENCY
- SKYWAVE PROPAGATION - WHICH FREQUENCY TO
- WHY SINGLE SIDEBAND IS IMPORTANT IN HF
- AMPLITUDE MODULATION (AM)
- SINGLE SIDEBAND OPERATION
- SINGLE SIDEBAND (SSB)
- SUPPRESSED CARRIER VS. REDUCED CARRIER
- SIMPLEX AND SEMI-DUPLEX OPERATION
- AUTOMATIC LINK ESTABLISHMENT (ALE)
- FUNCTIONS OF HF RADIO AUTOMATION
- HOW ALE ASSURES THAT THE BEST COMMUNICA-TIONS
- CHARACTERISTICS OF HF SSB
- SECTION II
- SECTION III
- SECTION IV
- SECTION V
- SECTION VI
- SECTION VII
- ITU MARITIME RADIOTELEPHONE STATIONS
- DESCRIPTION OF SERVICES
- AT&T HIGH SEAS RADIOTELEPHONE SERVICE
- AT & T COAST STATION COVERAGE MAP
- COAST STATION COVERAGE & INFORMATION
- AIRCRAFT REGISTRATION
- OPERATING PROCEDURES FOR USING THE HIGH SEAS RADIOTELEPHONE NETWORK
- AT&T HIGH SEAS COAST STATIONS
- MOBILE MARINE RADIO, INC.
- WORLDWIDE LISTING OF PUBLIC CORRESPONDENCE STATIONS
- MARITIME RADIOTELEPHONE CHANNEL DESIGNATIONS
- SECTION VIII
- SECTION IX
- SECTION X
- SECTION XI
- SECTION XII
- SECTION XIII
ALE SOUND RECEIVED FROM ADDRESS
DISPLAYED ON LINE 2
This state (Figure 3-22) is displayed while receiving sounds. The
radio will remain in this state for 15 seconds or until the operator can-
cels it by pushing a key. The message flag (flashing M) is also set by
this state. The message flag will be removed if a key is pushed while
in the SoundR state. The addresses heard are displayed on the sec-
ond line.
ALE SOUNDING USING ADDRESS
DISPLAYED ON LINE 2
This state (Figure 3-23) is active while transmitting sounds. It can be
selected automatically by a timed sound or manually when the opera-
tor selects sound on the SEND page. This state will remain active
until the sound completes, and then the radio will return to the ALE
idle state.
Operation
3-22
KHF 950/990 Pilots Guide
Rev. 0
Dec/96
ALE SoundR 32 R
ADDRESSHEARD
Figure 3-22 ALE Sound Received From Address
Displayed On Line 2
ALE SoundT 32 T
ADDRESSSENT
Figure 3-23 ALE Sound Using Address Displayed on Line 2