Instruction manual for the RF-281 RF-281A automatic antenna coupler and RF-339 RF-339A coupler control 
/ Harris. Communications and Information Handling 
 - Nueva York :  Harris. Communications and Information Handling  , cop. 1978 
 -  28 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Comunicaciones<br/>Comunicacións