Williams, Noel <br/><br/>
Limited energy systems :  a guide to alarm, signaling, remote-control and communications circuits / 
Noel Williams. 
 - 298 pages:  illustrations:  24 cm. 
<br/><br/> includes bibliography, index 
<br/><br/>
<br/><br/><label>ISBN: </label>0-87765-519-7 9780877655190 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Electric circuits<br/> Electrical engineering --Safety regulations<br/>Remote control<br/>Fire alarms<br/> Electric cables
<br/><br/><label>Dewey Class. No.: </label>621.3815