452 



BELL SYSTEM TECHNICAL JOURNAL 



2040 UJ 



I — vw- 



i3;a|JLf 



Fig. 24 — ^First interstage for the amplifier of Fig. 23. 



4244 Ul 



I V\Ar- 



5657JULh 



413.7 ^Lh 



l43.5Mh 



10.87 ^juf 



Fig. 25 — Second interstage for the amplifier of Fig. 23. 



46.92U; 317.5W 

 3384 /jpif 9544jJLJJLf 



1.464 )J.h 



^50(r lo.lSfXf 

 '•830(JLh ,H_|pVW— 1 



i^^r^ 



3460jllM.f 

 66.I2W 405.9'-*^ 



34.96)JLh II.44)JLh^| ^VV\r- 

 1. 0.10 |JLf 



26.11 /a^if 332.7 |J.fif 



Fig. 26 — /3 circuit impedance for the amplifier of Fig. 23. 



2.387pLh 



750^ 



7.3A&yx.\xf 



\3.2&\X\X? 



Fig. 27^Cathode impedance for the amplifier of Fig. 23. 



