Cannon  <br/><br/>
Understanding communications systems  
/ Don L. Cannon. 
 - Dallas  Texas Instruments  1984. 
 - iv, 284p.  ill.  23cm 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0895121662  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication
<br/><br/><label>Dewey Class. No.: </label>621.380413 CAN 1984