SOME CIRCr/T ASPECTS OF THE TAM V.S/STOA' 



383 



16 r- 

 »5 - 

 14 - 

 13 - 

 12 - 

 11 - 

 10 - 

 9 - 

 8 - 

 7 - 

 6 - 

 5 - 

 4 - 

 3 - 

 2 - 

 1 - 



(a) N-TYPE 





• • • • 



J \ \ L 



£ 1 



m 



a 13 

 tu 



a: 



u. 12 - 



IL 



9 



8 

 7 

 6 

 5 

 4 

 3 

 2 

 t 

 



2 3 4 



POINT SPACING IN MILS 



Fig. 16 — Cut-off frequency versus point spacing. 



