MIL-STD-188-141B
ii
TABLE OF CONTENTS
PARAGRAPH PAGE
1. SCOPE. .......................................................................................................................................1
1.1 Scope.....................................................................................................................................1
1.2 Applicability. ........................................................................................................................1
1.3 Application guidance. ...........................................................................................................1
2. APPLICABLE DOCUMENTS...................................................................................................1
2.1 General..................................................................................................................................1
2.2 Government documents. .......................................................................................................1
2.2.1 Specifications, standards, and handbooks......................................................................1
2.2.2 Other Government documents, drawings, and publications. .........................................2
2.3 Non-Government publications..............................................................................................2
2.4 Order of precedence..............................................................................................................3
3. DEFINITIONS............................................................................................................................3
3.1 Terms. ...................................................................................................................................3
3.2 Abbreviations and acronyms.................................................................................................4
4. GENERAL REQUIREMENTS. .................................................................................................5
4.1 General..................................................................................................................................5
4.1.1 Equipment parameters....................................................................................................6
4.1.2 Basic HF radio parameters.............................................................................................6
4.2 Equipment operation mode...................................................................................................7
4.2.1 Baseline mode................................................................................................................7
4.2.2 Push-to-talk operation....................................................................................................8
4.2.3 ALE mode......................................................................................................................8
4.2.4 Anti-jam (AJ) mode. ......................................................................................................8
4.2.5 Linking protection (LP)..................................................................................................8
4.3 Interface parameters..............................................................................................................9
4.3.1 Electrical characteristics of digital interfaces.................................................................9
4.3.2 Electrical characteristics of analog interfaces. ...............................................................9
4.3.3 Modulation and data signaling rates. .............................................................................9
4.4 NATO and Quadripartite interoperability requirements. ......................................................9
4.4.1 Single-channel communications systems.......................................................................9
4.4.2 Maritime air communications systems...........................................................................9
4.4.3 High-performance HF data modems............................................................................10
4.4.4 QSTAGs.......................................................................................................................10
4.5 Adaptive communications. .................................................................................................10
4.6 Linking protection...............................................................................................................10
4.7 HF data link protocol. .........................................................................................................11
4.8 Networking functions..........................................................................................................11
4.8.1 Indirect calling and relaying.........................................................................................11
4.8.2 Network management. .................................................................................................11
4.9 Application protocols for HF radio networks. ....................................................................11
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