> 



CD 

 Q 



a: 



-10 



-20 



LU 



< -30 



U 



o 



o -40 



=> 

 0. 



o 



< -50 



_i 



> 



LU 



_J 



< -60 

 o 



— SYSTEM END 



-70 



-80 



VTVM 



fWVf 



50Q 



FILTER SET 

 1/3 OCTAVE 



OSC 



10Q 



VTVM 



UNTERMINATED 



100 



INPUT 



SIGNAL 



LEVEL 



± 



50Q 



EA END — 



VTVM 



50Q TERMINATION 



1000 



10,000 



FREQUENCY (HZ) 



Figure 8. Cross talk between calibrate pairs and signal pair using arrange- 

 ment shown. 



13 



