virhistory.comvirhistory.com/navy/manuals/10794c/10794c-02.pdf · monly by the Navy are...
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virhistory.comvirhistory.com/navy/manuals/10794c/10794c-02.pdf · monly by the Navy are radiotelegraphy, radio- telephony, radioteletype, radiofacsimile, and digital data. These modes