Latorilla, Elpidio. <br/><br/>
Radio operator's code book / 
Elpidio Latorilla 
 - Mandaluyong, Philippines:  National Book Store,  c1990. 
 - ix, 205 pages:   illustrations ;  21 cm. 
<br/><br/>Q-codes -- Popular Q codes in amateur radio -- Z-codes -- Popular Z-codes in amateur radio -- ITU callsign groups -- ITU country codes -- International broadcast stations codes -- International news agencies codes -- Common abbreviation in radio communications -- Popular abbreviations in amateur radio -- Amateur radio procedural signals -- Common prosigns in RTTY mode -- HX procedural signals in radio telegraphy -- Operating mode coding system -- The RST system -- ITU recommended phonetics -- ITU frequency band allocations 30 MHz to 400 GHz -- Morse & TTY codes 
<br/><br/> In the world of telecommunication, be it in the area of amateur or professional applications, a system of codes and abbreviations is widely used. This coding or abbreviation habit is however not a product of coding hype or fad but is a necessity. 
<br/><br/><label>ISBN: </label>9710857916 
<br/><br/><label>Subjects--Topical Terms: </label><br/>RADIO COMMUNICATION
<br/><br/><label>LC Class. No.: </label>TK 6550 .L386 1990