Audio electronics reference book 
editor Ian R.Sinclair 
 - London :  BSP Professional Books,  1989. 
 - xiv, 615 p. :  ill. 
<br/><br/><label>ISBN: </label>0632019298 
<br/><br/><label>LCCN: </label>44041611     
<br/><br/><label>Subjects--Topical Terms: </label><br/>High-fidelity sound systems.<br/>Electronic systems.<br/>Music recorders.<br/>Audio equipment industry.<br/>Sound--Recording and reproducing